Best XT60 Connectors for a 6S LiPo Pack

An XT60H connector set suits a 6S LiPo pack, since the XT60 handles 60A and a 6S pack reads 22.2V nominal. The 10-pair XT60H set costs $11.87 and uses gold-plated copper contacts with sheath housings. Add a 14AWG extension cable at $6.31 when the battery sits far from the ESC. Six connector options follow.

Quick facts

Fact	Value
6S nominal voltage	22.2V
6S full charge	25.2V
XT60 rating	60A max
Extension cable	14AWG, rated 30A
QS8 step-up	110A continuous, 180A peak
Lowest price option here	$5.25 (splitter adapter)

What current does a 6S LiPo pack deliver?

A 6S pack reads 22.2V nominal and 25.2V at full charge. Current depends on the load, so size the connector for the peak draw of the ESC.

An XT60 connector handles 60A max with gold-plated copper contacts. That rating covers most 6S sport builds on 14AWG wire.

Measure the peak current of your ESC before you pick a connector. A 100A ESC on 6S needs a connector rated above 60A.

Which XT60 connector suits the battery lead?

Fit the XT60H set on the battery lead for a locking sheath housing. The 10-pair set costs $11.87 and handles 60A per connector.

Use a male connector on the battery and a female connector on the ESC, or match the set you already own. The XT60H set ships with both halves.

Solder the connector with the housings slid on first, since the sheath cannot fit over a soldered joint. A 60A joint needs a hot iron, so heat the cup and feed solder into it.

Do you need an extension, splitter, or switch harness?

Add a 14AWG XT60 extension cable at $6.31 when the battery sits far from the ESC. The pigtail is rated 30A, so it suits loads under that figure.

Add the XT60 splitter adapter at $5.25 to run two batteries in parallel or split power to two loads. It gives 1 male to 2 female connectors.

Add the heavy-duty XT60 switch harness at $11.99 to power the model on and off without unplugging. It uses 14AWG wire with XT60 female on one end and male on the other.

When does a 6S build need QS8 instead of XT60?

Step up to QS8 when the ESC draws more than 60A continuous. The QS8 anti-spark plug is rated 110A continuous and 180A peak.

The QS8 costs $11.99 for a male, female, or pair, so the step up costs the same as a switch harness. Its gold-plated brass contacts handle the higher current.

Keep XT60 on builds under 60A, since the smaller plug fits tight battery bays. Move to QS8 only when the current rating demands it.

How do you solder an XT60 connector?

Strip a short length of insulation and tin the wire before you solder the cup. A tinned wire seats faster and needs less heat on the joint.

Use an 80W iron for 14AWG wire, since a small iron cannot heat the cup fast enough. The 80W kit adjusts from 180C to 500C.

Let the joint cool without moving it, then tug the wire to check the bond. A cold joint looks dull and breaks under a light pull.

How do you wire two 6S packs in parallel?

Wire two 6S packs in parallel to double capacity while voltage stays at 22.2V. Parallel packs must share the same cell count and charge state.

Use the XT60 parallel Y-splitter cable at $8.49 with 14AWG silicone wire. It wires two batteries in parallel for double capacity.

Charge both packs to the same voltage before you join them. A voltage gap between packs drives current through the splitter without a load.

How the options compare

Connector	Rating	Wire	Use	Price
XT60H set, 10-pair	60A max	Not listed	Battery lead	$11.87
XT60 extension cable	30A	14AWG	Longer reach	$6.31
XT60 parallel Y-splitter	Not listed	14AWG	Two packs in parallel	$8.49
XT60 splitter adapter	Not listed	Not listed	Split power to two loads	$5.25
XT60 switch harness	Not listed	14AWG	Power on and off	$11.99
QS8 anti-spark	110A continuous, 180A peak	Not listed	Over 60A builds	$11.99

How do you fit an XT60 connector on a 6S lead?

1. Slide the sheath housing onto the wire before you solder anything.
2. Strip a short length of insulation and tin the wire end.
3. Heat the connector cup with an 80W iron and fill it with solder.
4. Push the tinned wire into the cup and hold it still until it cools.
5. Slide the housing over the joint and tug the wire to check the bond.

Parts that fit this guide

In-stock parts ship from the New York, USA warehouse in 1-2 business days. Prices below are the live store prices we verified on November 10, 2026.

XT60H Male + Female Connector Set with Sheath Housing, 10-Pair ($11.87)

XT60H connector set at $11.87 for 10 pairs. Gold-plated copper contacts, 60A max, with sheath housings.

XT60 Extension Cable, 14AWG ($6.31)

XT60 extension cable at $6.31. It uses 14AWG silicone wire and is rated 30A.

XT60 Parallel Y-Splitter Cable, 14AWG ($8.49)

XT60 parallel Y-splitter cable at $8.49. It uses 14AWG silicone wire and doubles capacity in parallel.

XT60 Splitter Adapter, 1 Male to 2 Female ($5.25)

XT60 splitter adapter at $5.25. It gives 1 male to 2 female connectors for parallel packs or split loads.

Heavy-Duty XT60 Switch Harness ($11.99)

Heavy-duty XT60 switch harness at $11.99. It uses 14AWG wire and powers the model on and off without unplugging.

QS8 Anti-Spark 110A Battery Connector ($11.99)

QS8 anti-spark connector at $11.99. It is rated 110A continuous and 180A peak for builds over 60A.

Shop the full range: Connectors and Wiring at Quality RC Parts. See also: Related guide.

Frequently asked questions

Can an XT60 handle a 6S LiPo pack?

Yes, up to 60A. A 6S pack reads 22.2V nominal, and the XT60 rating is a current limit, not a voltage limit.

What wire gauge suits a 6S XT60 lead?

Use 14AWG silicone wire for most 6S builds. The extension cable and Y-splitter here both use 14AWG wire.

Is the XT60 extension cable rated 60A?

No. The pigtail is rated 30A, so it suits loads under 30A. Use the XT60H set for loads up to 60A.

When should I use QS8 instead of XT60?

Use QS8 when continuous current passes 60A. The QS8 is rated 110A continuous and 180A peak.

Sources

• Amass XT60U connector datasheet
• PowerStream wire size and ampacity table
• Battery University: series and parallel battery configurations

Last updated: November 10, 2026.

Best ESP32 Board for a Robot Car

An ESP32 DevKit V1 board is the right start for a robot car. It costs $11.99, runs a dual-core processor, and gives 30 pins for motors and sensors. Add an ESP32-S3-CAM board at $11.97 when the car needs a camera, since it carries 16MB of flash and 8MB of PSRAM. Six boards follow.

Quick facts

Fact	Value
Pick for most robot cars	ESP32 DevKit V1, $11.99
DevKit pins	30 pins, WROOM-32
S3-CAM memory	16MB flash, 8MB PSRAM
ESP32-CAM camera	OV2640, 4MB PSRAM
Lowest price board here	$9.99 (SuperMini)
WiFi band	2.4 GHz

Which ESP32 board suits a first robot car?

Start with the ESP32 DevKit V1 board for a first robot car. It costs $11.99, gives 30 pins, and runs WiFi and Bluetooth on 2.4 GHz.

The DevKit V1 uses a dual-core processor, so one core can read sensors while the other drives motors. Its 30-pin layout fits a breadboard or a small chassis plate.

Pick the SuperMini when space is tight, since it costs $9.99 and fits a small chassis. It comes in C3, C6, S3, and H2 versions with matching expansion boards.

Do you need a camera board or a plain board?

Add a camera board only when the car must see its path. The ESP32-S3-CAM costs $11.97 and carries an OV2640 2MP or OV5640 5MP camera.

The ESP32-CAM costs $25.99 and carries an OV2640 camera with 4MB of PSRAM. It suits video streaming over WiFi from the car.

A plain board costs less and leaves more pins free for motors and sensors. The DevKit V1 gives 30 pins with no camera attached.

How many pins does a robot car need?

A two-motor robot car needs at least 4 pins for the motor driver, plus 2 pins per line sensor. The DevKit V1 gives 30 pins, so it covers motors, sensors, and a display.

The ESP32-S2 Mini gives fewer pins than the DevKit V1 but still covers a small car. It carries 4MB of flash and 2MB of PSRAM with USB-C.

Count pins before you order, since a camera board uses pins for the camera. The S3-CAM keeps dual USB-C ports and a TF card slot for storage.

How does 3.3V logic affect your sensors and driver?

ESP32 boards use 3.3V logic, while many motor drivers and sensors expect 5V signals. Check each part for 3.3V input before you wire it.

The NodeMCU ESP8266 board runs at 3.3V too and adds a built-in 0.96 inch OLED display. It costs $11.37 and works with the Arduino IDE.

A logic level shifter bridges 3.3V and 5V parts when a sensor needs 5V. Test the shifter on the bench before you mount it in the car.

How do you power an ESP32 robot car?

Power the board from a 5V USB source or a regulator fed by the drive battery. The DevKit V1 takes Micro USB or Type-C input, so a USB battery pack works on the bench.

A TP4056 charging module charges a single lithium cell at 1A from a 5V USB source. Never charge a lithium cell without a proper charging module.

Keep motor wires away from sensor wires to cut electrical noise. A separate battery for motors and logic also cuts noise on a first build.

What code runs an ESP32 robot car?

The Arduino IDE compiles sketches for ESP32 boards through the Arduino-ESP32 core. Espressif documents the core with install steps and pin maps.

An ESP32 runs at up to 240 MHz, so it handles WiFi and motor control in one loop. The DevKit V1 runs the same core as the other boards here.

Start with a loop that reads two line sensors and sets motor speeds. Add the camera stream later, once the car drives straight.

How the options compare

Board	WiFi	Memory	Pins or display	Price
DevKit V1	2.4 GHz WiFi + Bluetooth	Not listed	30 pins	$11.99
SuperMini	WiFi + Bluetooth	Not listed	Compact	$9.99
ESP32-S3-CAM	WiFi + Bluetooth	16MB flash, 8MB PSRAM	OV2640 2MP or OV5640 5MP	$11.97
ESP32-CAM	WiFi + Bluetooth	4MB PSRAM	OV2640 camera	$25.99
ESP32-S2 Mini	WiFi	4MB flash, 2MB PSRAM	USB-C	$11.16
NodeMCU ESP8266	WiFi	Not listed	0.96 inch OLED	$11.37

How do you wire an ESP32 robot car?

1. Mount the board on the chassis with standoffs, clear of moving wheels.
2. Connect the motor driver inputs to 4 board pins for direction and speed.
3. Connect the line sensors to 2 analog or digital pins each.
4. Power the board from 5V USB, then power the motors from the drive battery.
5. Upload a test sketch that spins each motor forward and back.

Parts that fit this guide

In-stock parts ship from the New York, USA warehouse in 1-2 business days. Prices below are the live store prices we verified on November 10, 2026.

ESP32 DevKit V1 Development Board, 30-Pin WROOM-32, WiFi + Bluetooth ($11.99)

DevKit V1 board at $11.99. It gives 30 pins, a dual-core processor, and WiFi plus Bluetooth.

ESP32 SuperMini Development Board, C3 / C6 / S3 / H2 + Expansion Boards, WiFi + Bluetooth ($9.99)

Compact SuperMini board at $9.99. It comes in C3, C6, S3, and H2 versions with WiFi and Bluetooth.

ESP32-S3-CAM Development Board N16R8 – Board, OV2640 or OV5640 Camera, 1/5/10-Pack ($11.97)

S3-CAM board at $11.97. It carries 16MB of flash, 8MB of PSRAM, and an OV2640 2MP or OV5640 5MP camera.

ESP32-CAM Development Board with OV2640 Camera Module, 4MB PSRAM ($25.99)

ESP32-CAM board at $25.99. It carries an OV2640 camera module with 4MB of PSRAM.

ESP32-S2 Mini Development Board, WiFi, 4MB Flash, 2MB PSRAM, USB-C ($11.16)

S2 Mini board at $11.16. It carries 4MB of flash, 2MB of PSRAM, and WiFi over USB-C.

NodeMCU ESP8266 Development Board with 0.96″ OLED Display, ESP-12E, Micro USB ($11.37)

NodeMCU ESP8266 board at $11.37. It adds a built-in 0.96 inch OLED display and works with the Arduino IDE.

TP4056 5V Micro USB 1A Lithium Battery Charging Module (5 Pack) ($6.99)

TP4056 charging modules at $6.99 for a 5-pack. Each charges a single lithium cell at 1A from 5V USB.

Shop the full range: ESP32 and ESP8266 at Quality RC Parts. See also: Related guide.

Frequently asked questions

Can an ESP32 replace an Arduino Nano in a robot car?

Yes. The ESP32 adds WiFi on 2.4 GHz and Bluetooth, and it runs at up to 240 MHz. It uses 3.3V logic, so check that your sensors and driver accept 3.3V signals.

Which ESP32 board is smallest for a robot car?

The SuperMini costs $9.99 and fits a small chassis. It comes in C3, C6, S3, and H2 versions with matching expansion boards.

Does the ESP32-CAM need a separate programmer?

No. The ESP32-CAM board here uses micro USB, and the S3-CAM uses dual USB-C ports. Both work with the Arduino IDE.

How much flash does a robot car sketch need?

A small car sketch fits in 4MB of flash. The S3-CAM gives 16MB of flash and 8MB of PSRAM for camera code.

Sources

• Espressif ESP32 product page
• Espressif ESP32-S3 product page
• Espressif Arduino-ESP32 documentation

Last updated: November 10, 2026.

Best Micro Servos for a 40-Inch RC Plane

A 9 gram micro servo with metal gears suits most control surfaces on a 40-inch RC plane. The TowerPro SG92R costs $8.00 and gives 2.5 kg/cm of torque at 4.8V, which covers ailerons and elevator on a foam airframe. Pick the DSM-44 digital servo at $22.00 for crisper centering at 0.07 seconds per 60 degrees. Six servos follow.

Quick facts

Fact	Value
Plane size	40-inch wingspan sport plane
Servo weight class	9 g micro servos
SG92R torque	2.5 kg/cm at 4.8V
SG92R speed	0.1 sec per 60 degrees at 4.8V
DSM-44 speed	0.07 sec per 60 degrees
Lowest price servo here	$8.00 for the SG92R and MA-90

What torque does a 40-inch plane need?

A 40-inch foam plane needs about 2.5 kg/cm of torque on ailerons and elevator. The SG92R gives exactly 2.5 kg/cm at 4.8V, so it covers both surfaces on a light airframe.

A rudder servo can use less torque than an aileron servo. The SG50 gives 0.6 kg/cm and weighs 5g, so it suits a small rudder or a throttle linkage.

Measure torque at 4.8V, since most receiver packs run near that voltage. A servo rated only at 6V gives less torque on a 4.8V pack.

Which micro servo fits each control surface?

Fit the SG92R on ailerons and elevator for 2.5 kg/cm of torque at $8.00. Its plastic composite gears keep the price low on a light foam plane.

Fit the MG90D on any surface that takes landing shocks, since its metal gears resist stripping. It weighs 13g and uses a digital circuit for tighter centering.

Fit the DSM-44 on ailerons when you want the fastest response in this guide. It moves in 0.07 sec per 60 degrees and gives 1.6 kg/cm of torque.

Should you pick metal gears or plastic gears?

Metal gears handle shock loads and last longer on ailerons and elevator. The MA-90 uses metal gears, gives 1.3 kg/cm, and costs $8.00.

Plastic composite gears run quieter and cost less in light foam models. The SG92R uses plastic composite gears and still gives 2.5 kg/cm at 4.8V.

Pick metal gears when the servo drives a large surface or takes hard landings. Pick plastic gears for a light park flyer with small loads.

Analog or digital: which servo type holds center?

A digital servo updates faster and holds position with more force than an analog servo. The DSM-44 is digital, moves in 0.07 sec, and gives 1.6 kg/cm.

An analog servo updates its position about 50 times per second. That rate suits trainers and slow scale models with small control loads.

The MG90D is digital and weighs 13g, so it suits ailerons on a fast sport plane. The SG92R is analog and costs $8.00, so it suits a trainer.

How do you size a micro servo for the bay?

Measure the servo bay before you order any servo. The MA-90 measures 24 by 12.2 by 30 mm, while the SA-44 measures 20 by 26 by 8.0 mm.

Match the spline count to your servo arms before you buy. Most servos in this guide use a 25 tooth spline, so check the arm listing first.

Match the voltage too. Most micro servos run on 4.8V to 6V, so a 2 cell receiver pack needs a regulator or a high voltage servo.

How do you test a servo before you install it?

Center the servo with a tester before you fit the arm. A tester checks travel and centering on the bench before the servo goes in the plane.

Power the servo from a 4.8V to 6V source, never from a bare USB port. A servo can draw 1400mA at stall, per the MG996R datasheet.

Move the arm through its full travel and listen for binding. A servo that buzzes at the end point needs its travel reduced.

How the options compare

Servo	Torque	Speed	Gears	Price
SG92R	2.5 kg/cm at 4.8V	0.1 sec per 60 deg at 4.8V	Plastic composite	$8.00
MA-90	1.3 kg/cm	0.10 sec per 60 deg at 4.8V	Metal	$8.00
SG50	0.6 kg/cm	0.1 sec	Not listed	$9.00
SA-44	0.8 kg/cm	0.12 sec	Metal	$10.00
MG90D	Not listed	Not listed	Metal, digital	$14.00
DSM-44	1.6 kg/cm	0.07 sec	Metal, digital	$22.00

How do you install a micro servo in a 40-inch plane?

1. Center the servo with a tester, then fit the arm at 90 degrees.
2. Mount the servo with its screws and rubber grommets.
3. Connect the servo lead to the correct receiver channel.
4. Power the receiver and check full travel in both directions.
5. Set the end points so the arm never binds at full throw.

Parts that fit this guide

In-stock parts ship from the New York, USA warehouse in 1-2 business days. Prices below are the live store prices we verified on November 10, 2026.

SG92R Analog Plastic Composite Gear Micro Servo ($8.00)

Micro servo at $8.00. It gives 2.5 kg/cm of torque at 4.8V with plastic composite gears.

MA-90 Metal Gear Micro Servo ($8.00)

Metal gear micro servo at $8.00. It gives 1.3 kg/cm of torque and moves in 0.10 sec per 60 degrees at 4.8V.

SG50 5g Micro Servo ($9.00)

Light 5g micro servo at $9.00. It gives 0.6 kg/cm of torque and moves in 0.1 sec.

SA-44 4.4g Metal Gear Sub-Micro Servo ($10.00)

Sub-micro metal gear servo at $10.00. It weighs 4.4g, gives 0.8 kg/cm, and moves in 0.12 sec.

MG90D Digital Metal Gear Micro Servo ($14.00)

Digital metal gear micro servo at $14.00. It weighs 13g and suits surfaces that take landing shocks.

DSM-44 Digital Metal Gear Micro Servo ($22.00)

Digital metal gear micro servo at $22.00. It gives 1.6 kg/cm and moves in 0.07 sec.

Shop the full range: Servos at Quality RC Parts. See also: Related guide.

Frequently asked questions

What size servo does a 40-inch RC plane need?

A 9 gram micro servo with at least 1.3 kg/cm of torque. The MA-90 meets that figure and costs $8.00.

Can a 5 gram servo fly a 40-inch plane?

Yes, on a small rudder or throttle linkage. The SG50 weighs 5g and gives 0.6 kg/cm, but ailerons need more torque.

Do metal gear servos last longer than plastic gear servos?

Yes, under shock loads such as hard landings. Plastic gears suit light foam planes with small loads.

What voltage do most micro servos use?

Most run on 4.8V to 6V from a receiver pack or BEC. Check the datasheet before you use a 2 cell lithium pack.

Sources

• TowerPro SG90 servo datasheet
• TowerPro MG90S servo datasheet
• SparkFun hobby servo tutorial

Last updated: November 10, 2026.

Plug the power lead into the charger through an XT60 cable, then plug the balance lead into the balance port. The balance lead lets the charger read each cell and hold it at 4.20V. A 2S pack uses a 3-pin plug, and a 6S pack uses a 7-pin plug.

Extensions and adapters for 2S to 6S packs start at $5.99.

Quick facts

Part	Use	Fits	Price
JST-XH balance extension leads, 20 cm, 5 pieces	Adds 20 cm to a balance lead	1S to 6S	$7.37
JST to JST-XH balance adapter set	Adapts older JST plugs to JST-XH	2S to 6S	$5.99
2S-6S JST-XH balance charging adapter board	One board for many pack sizes	2S to 6S	$7.99
XT60 extension cable, 14AWG	Extends the main power lead	XT60 plugs	$6.31
XT60 parallel Y-splitter cable, 14AWG	Charges two packs in parallel	XT60 plugs	$8.49

What does a balance cable do?

A balance cable lets the charger read each cell on its own. A lithium-ion cell is full at 4.20V, and cells drift apart with age and use. Without a balance lead, the charger sees only the pack total and cannot fix a low cell.

Battery University advises charging energy cells at 0.5C to 1C, with a full charge taking about 2 to 3 hours.

Which adapter fits your pack?

Count the pins on the balance plug: cells plus one. A 2S pack uses a 3-pin plug, and a 6S pack uses a 7-pin plug. Most RC packs use JST-XH plugs, a 2.5 mm pitch connector rated at 3A with AWG 22 wire and 250V.

Match the plug to the balance port on your charger or adapter board. The adapter set here covers 2S to 6S for $5.99.

Extension lead, adapter set, or adapter board?

Option	Use it when	Price
Balance extension leads, 20 cm	The pack lead is too short to reach the charger	$7.37
JST to JST-XH adapter set	The pack plug does not match the charger port	$5.99
Balance charging adapter board	You charge many pack sizes on one charger	$7.99

Buy the extension when the lead is short. Buy the adapter set when the plugs differ. Buy the board when you charge 2S to 6S packs on one charger.

All three use the same JST-XH standard, so one set covers most packs.

How do you hook up a balance charge?

1. Set the charger to LiPo balance mode and the right cell count.
2. Plug the XT60 main lead into the charger, using an extension cable if the lead is short.
3. Plug the balance lead into the balance port or the adapter board.
4. Check the cell count on the charger screen before you start.
5. Start the charge and stay in the room while it runs.
6. Unplug both leads when the charger reports full at 4.20V per cell.

How do you protect a balance port from wear?

Plug a connector saver into the charger port and leave it there. The saver takes the wear from daily plug cycles, and you replace the saver instead of the charger port. A 2S saver 5-pack costs $4.50, and a 4S saver 5-pack costs $4.50.

Use the Y-splitter only for parallel charging, and only join packs with the same cell count and a close voltage.

Frequently asked questions

Can you charge a LiPo through the main lead only?

The charger cannot see single cells that way. It can charge, but it cannot balance. Use the balance lead every time.

What happens if the balance plug has the wrong pin count?

It will not fit, or the charger will misread the pack. A 3S pack uses a 4-pin plug. Count the pins before you plug in: cells plus one.

Can you parallel charge a 2S and a 3S pack together?

No. Parallel packs must share the same cell count. They should also sit at a close voltage before you join them.

Why does the charger show one cell lower than the rest?

Cells drift with age and use. A balance charge evens them out. If one cell stays far off after balancing, retire the pack.

Parts used

• JST-XH 1S-6S balance extension leads, 20 cm, 5 pieces – $7.37
• JST to JST-XH balance adapter set, 2S-6S – $5.99
• 2S-6S JST-XH balance charging adapter board – $7.99
• XT60 extension cable, 14AWG – $6.31
• XT60 parallel Y-splitter cable, 14AWG – $8.49
• 2S JST-XH balance connector saver, 5-pack – $4.50
• 4S JST-XH balance connector saver, 5-pack – $4.50
• ImaxRC B3 Pro balance charger, 2S/3S – $15.99
• B6 80W digital balance charger, T/Tamiya/XT60 plug – $49.99

Shop the full ranges: Batteries and Chargers and Connectors and Wiring at Quality RC Parts.

Related guide: LiPo Chargers guide.

In-stock parts ship from New York, USA in 1 to 2 business days.

Sources

• Battery University BU-409: Charging Lithium-ion
• JST XH series connectors
• JST XH 2.5 connector guide

Last updated: 2026-11-10.

Use a USB 3.0 extension cable for runs up to 3 m. Join two USB-C cables with a female to female coupler when a longer cable is not on hand. A 0.5 m extension costs from $4.74, and a single coupler costs $4.62.

Keep the total length short, since USB 3.0 guidance caps 5 Gbps runs near 2 m.

Quick facts

Option	What it does	Lengths or packs	Price from
USB 3.0 extension cable	Male to female, adds reach	0.5 m to 3 m	$4.74
USB-C coupler	Joins two USB-C cables	1, 2, or 4 pack	$4.62

How far can you extend a USB 3.0 cable?

Keep the total run at or under 2 m when the link must hold 5 Gbps. Passive cable guidance runs up to 2 m for 5 Gbps and up to 1 m for 10 Gbps and 20 Gbps. The extension here sells in 0.5 m at $4.74, 1 m at $4.99, 2 m at $5.52, and 3 m at $6.03.

A 3 m run may negotiate down below 5 Gbps, so use it where top speed is not required.

When does a coupler beat a longer cable?

Use a coupler when you already own two short USB-C cables and need a longer run today. One coupler costs $4.62, two cost $4.83, and four cost $6.27. Each joint adds a point where the signal can weaken, so a single cable beats two joined cables for a permanent run.

The coupler is rated USB 3.1, so it passes 5 Gbps data. A coupler also helps when a cable end is hard to reach behind a desk.

Does an extension cut charging power?

An extension passes the 5V power from a USB 3.0 port along to the device. Longer runs drop more voltage, so a device that needs full power may charge slowly at the far end. This extension is a data cord for a laptop, a TV, an SSD, a camera, or a printer.

For fast charging, use a short USB-C cable rated for the watts your device draws.

How do you extend a USB cable?

1. Measure the gap and pick the shortest extension that covers it.
2. Plug the device cable into the female end of the extension.
3. Plug the male end into the computer or dock.
4. Test the link before you route the cable, and confirm it still runs at 5 Gbps.
5. If the device drops speed, shorten the run or remove the coupler.

Frequently asked questions

Can you chain two extensions together?

You can, but each joint can cut speed. Keep the total under 2 m for a 5 Gbps link.

Does a USB-C coupler pass video?

It passes what the joined cables carry. If either cable lacks video support, the joined run lacks it too.

Will a coupler work with a USB-C charger?

Yes, for charging. Check that both cables are rated for the watts your device draws.

Is a 3 m extension a bad buy?

Not bad. It trades top speed for reach. Use it for printers, cameras, and storage where 5 Gbps is not required.

Parts used

• USB 3.0 extension cable, male to female, 0.5 m to 3 m – from $4.74 to $6.03
• USB-C female to female coupler, USB 3.1, 1, 2, or 4 pack – from $4.62 to $6.27

Shop the full ranges: DJI Accessories and Connectors and Wiring at Quality RC Parts.

Related guide: DJI Tablet Mounts guide.

In-stock parts ship from New York, USA in 1 to 2 business days.

Sources

• Decoding USB standards, 2026 edition
• USB 3.2 speeds: Gen 1 vs Gen 2 vs Gen 2×2

Last updated: 2026-11-10.

Match the connector on your device, the data speed you need, and the shortest length that reaches. A hard drive with a Micro-B 3.0 port needs a USB-C to Micro-B cable. A dock with a USB-B port needs USB-C to USB-B.

USB 3.2 Gen 2 runs at 10 Gbps, and Gen 1 runs at 5 Gbps.

Quick facts

Cable	Connectors	Speed	Lengths	Price from
USB-A to USB-C data cable	USB-A to USB-C	10 Gbps	0.5 m to 2 m	$8.67
USB-C to Micro-B cable	USB-C to Micro-B	5 Gbps	0.5 m to 3 m	$6.57
USB-C to USB-B 3.0 cable	USB-C or USB-A to USB-B	5 Gbps	0.5 m to 3 m	$6.87
USB-C to USB 2.0 cable	USB-C to USB-A	480 Mbps	5 ft	$8.83

What speed do you need: 5 Gbps or 10 Gbps?

Buy 10 Gbps only when the host and the device both support it. USB 3.2 Gen 1 signals at 5 Gbps, and Gen 2 signals at 10 Gbps. Both figures are signaling rates, not promised copy speeds, and the host, the device, and the cable must all support the same mode.

The 10 Gbps cable here costs from $8.67 for 0.5 m and reaches $11.67 for 2 m. If either end runs at 5 Gbps, the link runs at 5 Gbps.

Which connector does your device use?

Check the port shape before you order, since USB-C describes the shape and not the speed. Portable hard drives often use Micro-B 3.0, a wide plug with a two-part face. Docks, printers, and external drive enclosures often use USB-B 3.0.

MIDI keyboards and audio interfaces often use USB-B 2.0 or USB-C. The Micro-B cable here costs from $6.57 for 0.5 m, and the USB-B cable costs from $6.87 for 0.5 m.

Does cable length change the speed?

Yes, length can pull a fast link down to a lower rate. Passive cable guidance runs up to 2 m for 5 Gbps and up to 1 m for 10 Gbps and 20 Gbps. A 3 m cable costs more and may negotiate down, so buy the shortest length that reaches.

The Micro-B cable runs from 0.5 m at $6.57 to 3 m at $13.32. The USB-B cable runs from 0.5 m at $6.87 to 3 m at $10.53.

Can one cable handle charging and data?

Yes, a USB-C cable can carry power and data on the same run. The USB-A to USB-C cable here charges at up to 60W while it moves data at 10 Gbps. A USB 2.0 cable tops out at 480 Mbps for data, which still leaves room for a MIDI keyboard.

MIDI traffic is light, so the 5 ft USB-C to USB 2.0 cable at $8.83 suits a controller or an audio interface.

How do you match a cable to a device?

1. Look at the port on the device and note its shape.
2. Check the device manual for its USB speed, 5 Gbps or 10 Gbps.
3. Pick the cable with matching connectors and at least that speed.
4. Pick the shortest length that reaches your computer or dock.

Frequently asked questions

Will a USB-C to Micro-B cable fit a USB 2.0 Micro-B port?

No. The Micro-B 3.0 plug is wider than a Micro-B 2.0 port, so it does not fit. Check the port shape on the drive before you order.

Is 10 Gbps twice as fast in real file copies?

No. 10 Gbps is a signaling rate, not a promised copy speed. Real copy speed depends on the drive, the host, and the workload.

Can you use the 10 Gbps cable with a phone?

Yes, if the phone has a USB-C port. The link runs at the lower of the phone port speed and the cable speed.

Why is the MIDI cable only USB 2.0?

MIDI data is light, so 480 Mbps is far more than a keyboard needs. The cable is built for the connector and the length, not for bulk data.

Parts used

• USB-A to Type-C 60W USB 3.2 10Gbps data transfer cable, 0.5 m to 2 m – from $8.67 to $11.67
• USB-C to Micro-B cable, USB 3.0 5Gbps, 0.5 m to 3 m – from $6.57 to $13.32
• Type-C to USB-B 3.0 data cable, 0.5 m to 3 m – from $6.87 to $10.53
• USB-C to USB 2.0 cable, 5 ft, for MIDI controller and audio interface – from $8.83 to $9.55

Shop the full ranges: DJI Accessories and Connectors and Wiring at Quality RC Parts.

Related guide: Connectors and Wiring guide.

In-stock parts ship from New York, USA in 1 to 2 business days.

Sources

• USB 3.2 speeds: Gen 1 vs Gen 2 vs Gen 2×2
• Decoding USB standards, 2026 edition
• DJI RC 2 support page

Last updated: 2026-11-10.

Pick a USB-C to USB-C cable rated above the power your device draws, in the shortest length that reaches. A DJI RC 2 draws at most 27W, so a 60W cable covers it with room to spare. Coiled cables stay tidy in a car or bag, while straight cables cost less per metre.

Quick facts

Cable	Listed rating	Lengths	Price from
120W 7A USB-C to USB-C cable	120W, 7A	1 m, 2 m	$5.50
6A USB-C charging cable	6A	1 m to 8 m	$5.38
100W USB-C coiled cable with LED display	100W	1.5 m	$11.58
90 degree USB-C coiled cable	USB-C to USB-C	1.5 m	$7.87
120W nylon coiled USB-C cable	120W	1 m, 2 m	$7.08

How much power does a DJI RC 2 need?

A DJI RC 2 draws at most 27W through its USB-C port. DJI states the port takes up to 9V at 3A, and a full charge takes about 1.5 hours with a 9V/3A charger. The controller runs for up to 3 hours on that charge.

A cable rated at 60W or more covers the RC 2 with margin. The 100W and 120W cables here exceed it by far.

What does 100W or 120W on a cable mean?

The watt figure is a ceiling, not a forced output. USB Power Delivery tops out at 100W in its standard range (20V at 5A) and 240W in its extended range (48V at 5A). The charger, the cable, and the device agree on a level, and the weakest link sets the power.

Cables above 3A carry an e-marker chip that declares the 5A rating. A 120W cable rated at 7A uses a vendor fast-charge mode, so it reaches full speed only with a matching charger and phone.

Should you pick a coiled or a straight cable?

Pick a coiled cable when the cable lives in a car, a bag, or a pocket. The coiled cables here stretch to 1.5 m and snap back short, so they tangle less than a straight cable. The 100W coiled cable with an LED display costs $11.58, and the 90 degree coiled cable costs from $7.87.

Pick a straight cable when price per metre matters most. A straight 120W cable costs from $5.50 for 1 m, and a straight 6A cable costs from $5.38 for 1 m.

Which length should you buy?

Buy the shortest length that reaches from the charger to the device. Short cables cost less, tangle less, and drop less voltage over the run. A 1 m cable suits a desk or a power bank.

A 1.5 m or 2 m cable suits a car seat or a bag. The 6A cable runs from 1 m at $5.38 to 8 m at $13.77, which covers fixed runs across a room. The 120W cable costs $5.50 for 1 m and $7.12 for 2 m.

How do you charge a DJI RC 2 with a USB-C cable?

1. Plug the USB-C cable into the port at the bottom of the controller.
2. Plug the other end into a charger rated at 9V/3A or higher.
3. Watch the battery LEDs blink in sequence while it charges.
4. Unplug when the LEDs turn off, after about 1.5 hours.

Frequently asked questions

Will a 120W cable harm a DJI RC 2?

No. The controller draws at most 27W, and the cable rating is a ceiling. The charger and the controller agree on the power, so a higher rated cable changes nothing.

Can you use these cables for CarPlay?

The 100W coiled cable lists CarPlay use. Wired CarPlay runs over USB data, so check that your car head unit supports wired CarPlay first.

Do coiled cables charge slower than straight cables?

No. A coiled cable with the same rating delivers the same power. Length and rating set the limit, not the coil shape.

What charger should you pair with a 120W cable?

Pair it with a charger that supports the same fast-charge mode as your phone. A standard USB PD charger tops out at the PD level it supports.

Parts used

• 120W 7A USB-C to USB-C fast charge cable, 1 m or 2 m – from $5.50 to $7.12
• 6A USB-C charging cable, 1 m to 8 m – from $5.38 to $13.77
• 100W USB-C coiled cable with LED display, 90 degree, 1.5 m – $11.58
• 90 degree USB-C to USB-C coiled braided charger cable, 1.5 m – from $7.87 to $8.82
• 120W nylon coiled USB-C cable, USB-A or USB-C, 1 m or 2 m – from $7.08 to $8.28

Shop the full ranges: DJI Accessories and Connectors and Wiring at Quality RC Parts.

Related guide: DJI RC Accessories guide.

In-stock parts ship from New York, USA in 1 to 2 business days.

Sources

• DJI RC 2 support page
• DJI remote controller charging guide
• USB Power Delivery guide

Last updated: 2026-11-10.

How to Match a Receiver to Your RC Transmitter

Match a receiver to your transmitter by protocol first, then by channel count and band. An AFHDS 2A radio needs an AFHDS 2A receiver, and an ELRS radio needs an ELRS receiver on the same band. The FlySky FS-GR3E receiver costs $11.50 for surface vehicles, and the FS-iA6B costs $17.40 for planes and helicopters.

Quick facts

Fact	Value
First check	Protocol must match on both ends
FS-GR3E price	$11.50, 3 channels, surface vehicles
FS-iA6B price	$17.40, 6 channels, plane and heli
DSM2/DSMX receiver	$25.06, 6 channels
ES900 module band	915MHz or 868MHz long range
YSIDO 3CH set	$39.93, transmitter with receiver included

Which protocol does your radio speak?

Read the radio manual before you shop for a receiver. The protocol name decides which receivers can bind.

FlySky AFHDS 2A covers the FS-i6X and its FS-iA6B and FS-iA10B receivers. The FS-i6X manual lists 135 hopping channels.

DSM2 and DSMX cover Spektrum style radios. The DSM2/DSMX receiver in this guide gives 6 channels for $25.06.

ExpressLRS covers FPV radios with an ELRS module. Match the band too, since 2.4GHz and 900MHz hardware cannot mix.

How many channels do you need on the receiver?

Three channels run a basic car or truck. Steering, throttle, and one accessory fill all three.

Six channels run a plane with flaps, retracts, and lights. The FS-iA6B gives 6 channels for $17.40.

Ten channels run a complex crawler or scale build. The FS-G7P+ set includes an 11 channel receiver for that job.

Should you pick a PWM or a serial receiver?

Pick PWM when the receiver drives servos directly. Each channel wire goes to one servo, with no flight controller in between.

Pick serial when a flight controller runs the model. CRSF and SBUS carry all channels over one wire to the flight controller.

PWM suits cars, boats, and planes. Serial suits FPV drones and flight controller planes.

When does a 900MHz module make sense?

A 900MHz link suits long range flying. Its longer wavelength holds a link farther than 2.4GHz at the same power.

The ES900TX and ES900RX set costs $38.05. It fits TX16S, T12, and T18 radios for 915MHz or 868MHz operation.

Pick the frequency your region allows. Use 915MHz in the USA and 868MHz in Europe, and set the matching firmware domain.

What comes in a transmitter and receiver set?

A set removes the protocol guesswork. The transmitter and receiver in the box already speak the same protocol.

The YSIDO 3CH set costs $39.93 with the receiver included. It is GT3B compatible for basic surface vehicles.

A set also saves a binding step at first. Most sets arrive bound from the factory, so you test channels right away.

How the options compare

Receiver / Set	Channels	Protocol	Vehicle	Price
FlySky FS-GR3E	3	AFHDS	Surface	$11.50
FlySky FS-iA6B	6	AFHDS 2A	Plane, heli	$17.40
DSM2/DSMX receiver	6	DSM2 / DSMX	Plane, heli	$25.06
ES900TX / ES900RX	Module set	ELRS 900MHz	Long range FPV	$38.05
YSIDO 3CH set	3	GT3B compatible	Surface	$39.93

How do you bind a new receiver to your radio?

1. Check the receiver protocol matches your radio protocol.
2. Put the receiver in bind mode with its bind plug or button.
3. Hold the radio bind button while you switch the radio on.
4. Wait for a solid LED, remove the bind plug, and test each channel.

Parts that fit this guide

Prices below are the live store prices we verified on November 10, 2026. In-stock parts ship from New York in 1 to 2 business days. Check the product page for the current price before you order.

FS-GR3E 2.4Ghz 3CH Receiver (Surface Vehicles) ($11.50)

Three channel surface receiver at $11.50 for cars and trucks.

FS-iA6B 6CH Receiver (Airplane/Heli) ($17.40)

Six channel airplane receiver at $17.40 on AFHDS 2A.

DSM2/DSMX Compatible 6CH Receiver ($25.06)

Six channel DSM2 and DSMX receiver at $25.06 for Spektrum style radios.

ExpressLRS ES900TX ES900RX Long Range Module 915/868MHz for TX16S T12 T18 ($38.05)

Module and receiver set at $38.05 for 915 or 868MHz long range on TX16S, T12, and T18.

3CH 2.4GHz Radio Transmitter with Receiver, GT3B-Compatible ($39.93)

Three channel transmitter set at $39.93 with the receiver included, GT3B compatible.

Shop the full range: Receivers at Quality RC Parts. See also: Related guide.

Frequently asked questions

Can I bind a DSM2 receiver to a FlySky radio?

No. DSM2 and AFHDS 2A are different protocols. A receiver only binds to a radio that speaks its protocol.

How do I know which receiver fits my radio?

Check the radio manual for a receiver list. Match protocol first, then channel count, then plug type.

Is the ES900 set a receiver or a module?

Both. It includes an ES900TX transmitter module and an ES900RX receiver for 915MHz or 868MHz long range.

Do transmitter sets arrive already bound?

Most do. The factory binds the included receiver, so test all channels first and rebind only if one does not respond.

Sources

• FlySky FS-i6X user manual
• ExpressLRS binding guide (iFlight)
• RadioMaster RP1 and RP2 receiver manual

Last updated: November 10, 2026.

How to Mount Servos and Wire RC LEDs and Switches

Mount the servo in a rigid bracket, then wire lights and switches to spare receiver channels. A CNC alloy mount holds a standard servo firm, while an acrylic bracket holds a 9g SG90 in a robot or smart car. LED sets run on 3mm and 5mm bulbs. The CNC servo mount costs $9.21 and fits S3003 and MG995 class servos.

Quick facts

Fact	Value
CNC servo mount	$9.21, fits S3003 and MG995 class servos
SG90 mount bracket	$12.87, acrylic 10-pack with hardware
LED switch module	$7.37, 3 channels, 4 modes
LED headlights	$5.55, 3mm and 5mm bulbs
Drone strobe light	$2.99, 7 colors, USB-C rechargeable
Switch caps	$7.18, fits Futaba, RadioLink, FrSky, FlySky

Which mount fits your servo size?

A standard servo needs a rigid metal mount. The CNC alloy U-bracket in this guide costs $9.21 and fits S3003 and MG995 class servos.

A 9g micro servo needs a small acrylic bracket. The SG90 bracket 10-pack costs $12.87 and ships with screws, nuts, and washers.

Both mounts ship without a servo. Check the mount listing for the servo class before you order.

How do you wire RC LED lights?

Wire the lights through a switch module on a spare receiver channel. The 3 channel module in this guide costs $7.37 and gives on, off, breathing, and flashing modes.

The RC car LED set costs $5.55 and uses 3mm and 5mm bulbs in red, white, and blue. Fit the bulbs in the body shell and route the wires clear of moving parts.

Power the lights from the receiver or a small BEC. A 5V feed suits the LED sets in this guide.

What does a 7-color strobe add to a drone?

A strobe makes a drone visible at dusk and at range. The $2.99 strobe in this guide gives 7 colors and turn signal modes.

It recharges over USB-C and mounts with tape or ring belts. No wiring into the flight controller is needed.

Check local rules before night flying. A strobe helps visibility but does not replace a legal night flight setup.

How do you protect transmitter switches?

Rubber caps grip the switch and stop slips in cold or wet hands. The $7.18 caps fit Futaba, RadioLink, FrSky, and FlySky 3 gear switches.

A 5-pack of sheaths costs $4.74 and fits FrSky X9D and QX7, FlySky, and Spektrum switches. Pick the color that matches your radio.

Fit the cap over the switch lever and press it home. A cap that slides off needs the next size down.

How do you lay out lights, mounts, and switches in a build?

Plan the channel map before you wire anything. The LED module needs one channel, and each servo needs one channel.

Mount the servos first, then route the light wires. Wires routed last snag on mounts and arms.

Test every channel on the bench with the body off. A light that stays on with the switch off has a wiring fault.

How the options compare

Part	Fits or use	Key spec	Price
CNC servo mount	Standard servos	S3003 and MG995 class	$9.21
SG90 mount bracket	SG90 micro servos	Acrylic 10-pack	$12.87
LED switch module	RC cars and boats	3 channels, 4 modes	$7.37
LED headlights	RC cars and trucks	3mm and 5mm bulbs	$5.55
Drone strobe light	Drones	7 colors, USB-C	$2.99
Switch caps	Transmitter switches	Fits 4 radio brands	$7.18

How do you mount a servo and wire its LEDs?

1. Bolt the mount to the frame with the hardware in the pack.
2. Seat the servo in the mount and tighten its screws.
3. Wire the LED module to a spare receiver channel.
4. Route the LED wires clear of the servo arm and wheels.
5. Power up and test the servo travel and all four LED modes.

Parts that fit this guide

In-stock parts ship from the New York, USA warehouse in 1-2 business days. Prices below are the live store prices we verified on November 10, 2026.

CNC Aluminum Alloy Servo Install Holder Mount For RC Airplane Boat Car 3003 MG995 Servo Bracket ($9.21)

CNC alloy servo mount at $9.21. It fits S3003 and MG995 class standard servos.

SG90 Micro Servo Mount Holder Bracket – Acrylic, 10-Pack ($12.87)

SG90 mount bracket at $12.87. It is an acrylic 10-pack with screws, nuts, and washers.

RC Light Controller LED Switch Module, 3CH ($7.37)

LED switch module at $7.37. It gives 3 channels with on, off, breathing, and flashing modes.

RC Car LED Headlights and Tail Lights, 3mm/5mm ($5.55)

RC car LED lights at $5.55. They use 3mm and 5mm bulbs in red, white, and blue.

7-Color Strobe Signal Light for Drones ($2.99)

Drone strobe light at $2.99. It gives 7 colors with turn signal modes and USB-C charging.

Non-Slip Remote Control Switch Cap Three Gear Switch Cover For Futaba RadioLink Frsky FlySky Model Drone RC Parts ($7.18)

Switch caps at $7.18. They fit Futaba, RadioLink, FrSky, and FlySky 3 gear switches.

Shop the full range: Servo Mounts at Quality RC Parts. See also: Related guide.

Frequently asked questions

Does the CNC mount include a servo?

No. The mount ships with hardware only, and the servo is sold separately.

How many SG90 brackets come in the 10-pack?

Ten brackets with screws, nuts, and washers. The servos are sold separately.

Can the LED switch module run headlights and tail lights?

Yes. It has 3 channels, so it can switch headlights, tail lights, and a strobe.

Will the switch caps fit my FlySky radio?

Yes, if it uses a 3 gear switch. The caps also fit Futaba, RadioLink, and FrSky switches.

Sources

• TowerPro SG90 servo datasheet
• Hitec servos
• SparkFun hobby servo tutorial

Last updated: November 10, 2026.