Overview
MUWEIDU K9050 Motor is a brushless DC FOC servo motor with an integrated drive design (built-in driver) and a magnetic encoder. It supports speed/position control with RS485 or CAN communication, and includes motor temperature monitoring for system integration in robotics and automation projects.
Key Features
- K Series mid-to-high speed brushless DC motor; servo motors
- High-performance FOC servo motor
- Integrated electric drive design: built-in driver and magnetic encoder (integrated motor + driver)
- Encoder precision upgrade noted: 14-bit to 18-bit; 18-bit single-turn absolute magnetic encoder with one-time calibration (zero position never lost)
- Optimized motor cogging torque
- PWM input supported
- Torque, speed and position control modes switchable
- CAN or RS485 bus communication; compatible with open-source development platforms including PC, MCU, PLC, industrial computer, Raspberry Pi and Arduino
- High-performance 32-bit ARM main control with CORTEX-M4 core
- Real-time motor stator temperature monitoring
- Full N-channel MOSFET three-phase full-bridge drive with low internal resistance and high current
- Precision current control via high-accuracy, low-temperature-drift alloy resistor sampling
Specifications
| Model | K9050 (16T/35T) |
| Rated Voltage | 24V |
| Rated Current | 7.45A / 3.46A |
| Peak Power | 170W / 38W |
| Rated Torque | 2.42 N.m / 2.79 N.m |
| Peak Torque | 4.5 N.m / 5.8 N.m |
| Rated Speed | 490 rpm / 130 rpm |
| Encoder | 18bit |
| Rotor Inertia | 4656 gcm² |
| Motor Temperature Monitoring | YES |
| Control Modes | Speed/Position |
| Communication Protocol | RS485 or CAN |
| Overall Dimensions | Φ89mm x 53mm |
| Weight | 963 g |
Interface (CAN/RS485 Connector Pin Notes)
| B/L | RS485-B or CAN-L |
| A/H | RS485-A or CAN-H |
| V- | Negative power supply |
| V+ | Positive power supply |
| T | UART transmitter |
| R | UART receiver |
| G | Signal GND |
Also labeled: ID SWITCH and CAN/RS485.
Applications
- Humanoid robots
- Robotic arms
- Exoskeletons
- Quadruped robots
- AGV vehicles
- ARU robots
- Inspection robot
- Handheld camera
- LiDAR
- Gimbal pod
Manuals / Documents
For compatibility checks or integration support (RS485/CAN wiring, parameter tuning, and control mode selection), contact support at https://rcdrone.top/ or email support@rcdrone.top.
Details

A compact 24V FOC servo motor designed for robotics and automation, with integrated drive electronics and absolute encoder feedback.

Integrated motor + driver construction simplifies wiring and keeps the actuator package lightweight for tight installations.

Switch between torque, speed, and position control, and connect over CAN or RS485 with built-in temperature monitoring for safer integration.

Clear pin labeling for CAN/RS485 bus wiring, power input, UART lines, and the onboard ID switch to support multi-node setups.

PC software support helps speed up commissioning with parameter tuning, testing, and firmware updates across multiple control modes.

Built for motion-control projects ranging from mobile inspection robots to stabilized camera and sensor platforms.
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