Overview
The RobStride 03 QDD 60N·m Integrated Actuator Module combines a driver, high-torque motor, planetary reducer, and dual magnetic encoders in a compact 880 g package. Designed for high-performance robotics and automation applications, it delivers 60 N·m peak torque, 20 N·m rated torque, and 380 W rated output power at 48 V. With a torque density of 66.67 N·m/kg, 9:1 reduction ratio, and IP52 protection (customizable to IP67), this module ensures exceptional durability and precision.
Key Features
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Integrated Design – Four-in-one structure with motor, planetary reducer, driver, and dual encoders.
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High Torque Output – 60 N·m peak torque, 20 N·m rated torque.
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Lightweight & Compact – Only 880 g ± 20 g, ideal for mobile and joint applications.
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Precision Feedback – Dual magnetic encoders for accurate position and speed sensing.
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Wide Voltage Range – Operates from 15 V to 60 V; optimized at 48 V.
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High Efficiency – Torque constant 2.36 N·m/Arms, low no-load current of 0.6 Arms.
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Environmental Protection – IP52 rating, optional IP67 for harsh environments.
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Flexible Mounting – Multiple installation hole patterns for versatile integration.
Mechanical Parameters
| Parameter | Value |
|---|---|
| Size | 106 × 106 × 56 mm |
| Weight | 880 g ± 20 g |
| Reduction Ratio | 9:1 |
| Flange Hole Location | 30.35 × 9 × 6 mm (M4) |
| Mechanical Installation Hole Location | 98 × 8 × 8 mm (M4) |
| Protection Level | IP52 (customizable IP67) |
| Encoders | Magnetic Encoder × 2 |
| Poles | 42 |
| Phases | 3 |
| Drive Method | FOC |
Electrical Parameters
| Parameter | Value |
|---|---|
| Rated Voltage | 48 V |
| Voltage Range | 15–60 V |
| Rated Output Power | 380 W ± 10% |
| Rated Torque | 20 N·m |
| Peak Torque | 60 N·m |
| Rated Load Speed | 180 rpm ± 10% |
| No-load Speed | 195 rpm ± 10% |
| Rated Load Phase Current | 12 Apk ± 10% |
| Peak Phase Current | 43 Apk ± 10% |
| No-load Current | 0.6 Arms ± 10% |
| Running Direction | CW/CCW |
| Temperature Range | -20 °C to +50 °C |
| Storage Temperature | -30 °C to +70 °C |
| Humidity Range | 5–85% |
| Insulation Level | Class B |
| Torque Constant | 2.36 N·m/Arms |
| Back-EMF | 17 Vrms/krpm ± 10% |
| Line Resistance | 0.39 Ω ± 10% |
| Inductance | 0.275 mH ± 10% |
| High Voltage Resistance | 600 VAC, 1 s, 2 mA |
| Insulation Resistance | DC 500 V, 100 MΩ |
Performance Characteristics
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T–N Curve (48 V) – Maintains near-maximum torque at low speeds, with smooth decline toward higher speeds.
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Max Overload – Supports high torque loads for short durations with predictable thermal response.
Applications
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Robotics – Joints of quadruped and humanoid robots, robotic arms, AMR/AGV drive units.
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Consumer Products – Electric vehicle and scooter steering, eBike assist drives, exoskeletons, lawn mowing robots, swimming pool cleaning robots.
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Automation Control – Automated production equipment, mobile automation, automated gates.
Details

RobStride 03 Actuator Module: Integrated design, excellent performance, easy development. Peak torque 60N.m, torque density 66.6 N.m/Kg. Complete debug software and routines provided. Only 880g weight.

RobStride 03 Actuator Module for robotics, quadruped and humanoid joints, robotic arms, AMR, AGV.

RobStride 03 Robotic Actuator Module for electric vehicles, scooters, e-bikes, exoskeletons, robots.

Actuator Module for automation control in production, mobile equipment, and automated gates.

Product Parameters: Mechanical Specs include Size 106 x 106 x 56 mm, Flange Hole Location 30.35 x 9 x 6 mm (M4), Mechanical Installation Hole Location 98 x 8 x 8 mm (M4). Electrical Terminal Interface is XT30 + GH1.25. Protection level IP52, customizable to IP67. Encoders feature Magnetic Encoder x 2. Weight is 880g ± 20g. Poles: 42; Phases: 3; Drive Method: FOC. Reduction Ratio is 9:1. This actuator module offers robust mechanical and electrical specifications for versatile applications.

RobStride 03 Actuator Module: 48V, 380W power, 20N.m torque, -20~50°C temp range, 5-85% humidity, 195rpm no-load speed, 0.6A no-load current, Class B insulation, 600VAC high voltage resistance.

Performance Characteristics: T-N under 48V and Max Overload. Torque (N.m) ranges from 0 to 60, speed (rpm) from 157.8 to 220. Operation Time (s) spans 0 to 210, with Load (N.m) between 20 and 60. The T-N graph shows torque declining as speed increases. Max Overload reveals reduced operation time with higher loads, indicating performance limits under stress.
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