Overview
MUWEIDU K5020 Motor is a K Series mid-to-high speed brushless DC motor servo motor with FOC servo motor design. It uses an integrated electric drive design with a built-in driver and magnetic encoder, supporting speed/position control and RS485 or CAN communication.
Key Features
- High-performance FOC servo motor
- Integrated motor + driver design (built-in driver and magnetic encoder)
- Integrated, lightweight, high-precision, high-torque design
- Encoder precision upgraded from 14-bit to 18-bit
- Optimized motor cogging torque
- PWM input supported
- PC-based parameter tuning/testing/firmware upgrade available
- Compatible with open-source development platforms including PC, MCU, PLC, industrial computer and Raspberry Pi
- Multiple control modes shown: Torque Mode, Speed Mode, Multi-Turn Control Mode, Single-Turn Position + Direction Mode, Incremental Position Mode
- Brake function reserved (Brake / Brake Release shown)
For selection help and integration support, contact support@rcdrone.top or visit https://rcdrone.top/.
Applications
- Humanoid robots
- Robotic arms
- Exoskeletons
- Quadruped robots
- AGV vehicles
- ARU robots
- Inspection robot
- Handheld camera
- LiDAR
- Gimbal pod
Specifications
| Model | K5020 |
| Rated Voltage | 16V |
| Rated Current | 1.3A |
| Peak Power | 15W |
| Rated Torque | 0.12 N.m |
| Peak Torque | 0.4 N.m |
| Rated Speed | 1100 rpm |
| Encoder | 18 bit |
| Rotor Inertia | 136 gcm^2 |
| Motor Temperature Monitoring | YES |
| Control Modes | Speed/Position |
| Communication Protocol | RS485 or CAN |
| Overall Dimensions | Phi49mm x 23.9mm |
| Weight | 104 g |
Interface Definition
- ID SWITCH
- CAN/RS485 connector
| Interface | Note |
|---|---|
| B/L | RS485-B or CAN-L |
| A/H | RS485-A or CAN-H |
| V- | Negative power supply |
| V- | Negative power supply |
| V+ | Positive power supply |
| V+ | Positive power supply |
| T | UART transmitter |
| R | UART receiver |
| G | Signal GND |
Manuals & Files
Details

Built for robotics projects that need a compact, integrated FOC servo motor with high precision feedback and PWM support.

Integrated motor + driver construction helps simplify wiring while keeping the assembly lightweight for moving joints.

Clear interface labeling makes it easier to set the device ID and connect CAN or RS485 alongside power and UART pins.

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