ATO ATO-PB-050 Single-Shaft Magnetic Particle Brake (50 N·m)
Low-cost 50 N·m single-shaft magnetic powder brake sold factory-direct by ATO; torque is roughly linear with coil current, so with a current controller it works as the absorber in a low-speed joint dyno.
Specifications
| Rated torque | 50 N·m |
|---|---|
| Load type | Magnetic powder brake |
| Max speed | 1800 r/min |
| Heat dissipation | 700 W allowable slip power with forced air cooling (0.6 m³/min at 1×10⁵ Pa); natural-cooling slip power not stated |
| Control | 24 VDC, 2.15 A rated current (51.5 W coil) |
Who makes it
Need a different shaft, connector, firmware or enclosure, or a price at 1,000 units? Maglev takes the catalog part to the factory and comes back with a custom version and one fixed price.
Landed cost in the US
Total US duty on this part by where it is made (2026-10-29). Mexico shown before USMCA preference; qualifying goods enter duty free. Your factory choice, not the shipping port, sets the origin.
Loading duty data…
Compliance
| HTS classification | 8505.20.0000 |
|---|---|
| NDAA | unknown |
| Blue UAS | unknown |
| FCC | n/a |
| Notes | Shaft d = 25 mm (h7), weight 12.5 kg. Same price on ATO price list page. Torque roughly linear with current from 5% to 100% of rated (per ATO). |
Equivalents from other makers
Works with
Sources
- https://www.ato.com/magnetic-particle-brakespec table (torque, current, coil power, forced-air slip power, max speed, weight), variant price, delivery 6-12 days
- https://www.ato.com/magnetic-particle-clutch-and-brake-price-listprice list confirms price
Record confidence: REPORTED. VERIFIED means the maker's own documents; REPORTED means a credible third party; UNVERIFIED means a single weak source. Anything we could not confirm says unknown.