By Tolerance Labs engineering team. Specs from the makers’ published data.
7 models: 16.89–41.5 N·m peak torque, 8–36:1 gear ratios, 0.26–0.38 kg weight, 24 V supply voltage. Every model is below with its key specs and US price.
WGG motors are hand-wound motors with a planetary reducer, built for exoskeleton and wearable joints.
| Model | Torque (rated) | Torque (peak / max) | Gear ratio | Communication | Weight | Price |
|---|---|---|---|---|---|---|
| WGG6010-8 | 5.68 N·m | 16.89 N·m | 8:1 | CAN (GDK100 driver, MIT protocol) | 0.261 kg | $118.90 |
| WGG7010-8 | 7.6 N·m | 23.24 N·m | 8:1 | CAN (GDK100 driver, MIT protocol) | 0.334 kg | $122.90 |
| WGG8108-8 | 10.2 N·m | 24.78 N·m | 8:1 | CAN (GDK100 driver, MIT protocol) | 0.327 kg | $156.90 |
| WGG6013-9 | 9.8 N·m | 30.83 N·m | 9:1 | CAN (GDK100 driver, MIT protocol) | 0.319 kg | $131.90 |
| WGG7015-8 | 11.4 N·m | 31.71 N·m | 8:1 | CAN (GDK100 driver, MIT protocol) | 0.375 kg | $128.90 |
| WGG4310-36 | 6.6 N·m | 33.52 N·m | 36:1 | 0.319 kg | On request | |
| WGG7210-12.5 | 15.8 N·m | 41.5 N·m | 12.5:1 | CAN (GDK100 driver, MIT protocol) | $171.90 |
Picks within the series
- Most torque: WGG7210-12.5 (41.5 N·m peak)
- Most torque per kilogram: WGG4310-36 (105 N·m/kg)
- Lightest: WGG6010-8 (0.26 kg)
More
See everything from Steadywin, and the guides Backdrivability in robot joints and Quasi-direct drive or high ratio? Picking a joint's gearing. Size a joint with the joint torque calculator.