Overview
LKMTECH MG4010E-i10B-V3 motor is a planetary gear motor with brake, designed for robotics and automation actuators that require compact size, geared torque output, and fieldbus communication (RS485 or CAN). It uses an 18bit magnetic encoder and supports torque, speed, and position control loops.
Key Features
- Two stages with brakes planetary gear motor (MG4010E-i10B series)
- Gear ratio: 1:10; Gear backlash: 8 arcmin (also specified as ≤8 arcmin)
- 18bit single turn absolute magnetic encoder (18bit magnetic encoder)
- Communication: RS485 or CAN
- Control modes/loops: Torque Loop (32KHz) / Speed Loop (8KHz) / Position Loop (4KHz)
- Acceleration curve: Trapeziod acceleration
- Built-in brake; Brake type BG4906; Brake torque 3.2 N.m
- Interface features: ID switch
- Drive-related text shown: Built-in brake; RS485 or CAN bus communication; Dual encoders, remember zero point after power off; Input voltage 12-60V
Specifications
| Item Name | MG4010E-i10B-V3 |
| Rated Voltage | 24V |
| Max Speed | 320RPM |
| Rated Speed | 260RPM |
| Rated Torque | 2.5N.m |
| Max Torque | 4.5N.m |
| Rated Current | 3.5A |
| Max Power | 140W |
| Speed constant | 108.3rpm/V |
| Torque Constant | 0.07N.m/A |
| Turns | 14 |
| Winding Type | Y |
| Phase Resistance | 0.604Ω |
| Phase Inductance | 0.28mH |
| Motor Poles | 28 |
| Rotor inertia | 202gcm² |
| Motor Temperature | YES |
| Reducer Type | PG4210 |
| Reduction Ratio | 1:10 |
| Backlash | ≤8 arcmin |
| Bearing Rated Load | 1000N |
| Motor Weight | 392g |
| Brake Type | BG4906 |
| Brake Torque (N.m) | 3.2N.m |
| Startup Voltage (V) | 24V |
| Sustaining Voltage (V) | 7V |
| Sustaining Power (W) | 1.4W |
| Recommend Drive | DG40 |
| Drive input Voltage | 7.4-32V |
| Communication | RS485 OR CAN |
| Communication Frequency | RS485:500Hz(115200bps)/CAN:2KHz(1Mbps) |
| Encoder | 18bit Magnetic Encoder |
| Encoder Baudrate(RS485) | 9600, 19200, 57600, 115200, 230400, 406800, 1M, 2Mbps |
| Baudrate(CAN) | 100K, 125K, 250K, 500K, 1M |
| Control Mode | Torque Loop(32KHz)/Speed Loop(8KHz)/Position Loop(4KHz) |
| Acceleration curve | Trapeziod acceleration |
| Motor size | Φ 59*37 |
| Gear backlash | 8 arcmin |
Interface Definition
- ID switch
| Port | Instructions |
|---|---|
| A/H | RS485-A or CAN-H |
| B/L | RS485-B or CAN-L |
| V- | Negative Power Supply |
| V+ | Positive Power Supply |
| A/H | RS485-A or CAN-H |
| B/L | RS485-B or CAN-L |
| T | UART Transmitter |
| R | UART Receiver |
| G | Signal GND |
Applications
- Humanoid Robots
- Robotic Arms
- Exoskeletons / Exoskeleton robot
- Quadruped Robots / Mecha Dog
- AGV Vehicles / AGV car
- ARU Robots
- Service robot
- Handheld lidar
- Rehabilitation training robot
- Inspection robot
Manuals
For integration support and pre-sales questions, contact support@rcdrone.top or visit https://rcdrone.top/.
Details

A compact MG4010E-i10B-V3 planetary geared motor with integrated brake, 1:10 reduction and ≤8 arcmin backlash for precise robotic joints.

Clear identification of the output end versus the fixed end helps simplify mechanical layout and wiring orientation during integration.

An 18-bit single-turn absolute magnetic encoder and RS485/CAN bus support torque, speed, and position control for automation actuators.

Designed for robotics and automation use cases including AGVs, robotic arms, quadruped robots, exoskeletons, and inspection platforms.

Port mapping includes RS485-A/CAN-H and RS485-B/CAN-L, plus power, UART TX/RX, signal ground, and an onboard ID switch.

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