Magtrol HB-750M-2 Hysteresis Brake (5 N·m)
Metric Magtrol hysteresis brake giving speed-independent, frictionless braking torque up to 5 N·m; the Western benchmark load for a DIY joint dyno where torque must be set by coil current alone.
Specifications
| Rated torque | 5 N·m minimum torque at rated current |
|---|---|
| Load type | Hysteresis brake |
| Max speed | 7,000 rpm |
| Heat dissipation | 200 W continuous kinetic power (1,000 W for 5 min); ratings may vary ±50% with mounting/ventilation |
| Control | 24 VDC standard coil, 383 mA rated current (90 V and 12 V coils available) |
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 | Quote-only; no public price. Magtrol markets these brakes for tensioning and for load simulation / dynamometers. Torque rating is the minimum torque at rated current. |
Equivalents from other makers
Works with
Sources
- https://www.magtrol.com/product/hysteresis-brakes/metric spec table: torque, rated current, max speed, 5-min and continuous kinetic power, coil voltage options
- https://www.magtrol.com/wp-content/uploads/hb-750m-2_chb-5curve.pdftorque vs current curve link (from product page)
Record confidence: VERIFIED. 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.