# maxon EC 45 flat 70 W, 24 V, Hall sensors

![maxon EC 45 flat 70 W, 24 V, Hall sensors](https://parts.trymaglev.com/img/mo-maxon-ec45-flat-70w-397172.webp)

42.8 mm flat brushless outrunner with Hall sensors, a common pick for compact high-torque joints and gripper drives; marked NRND by maxon.

- Maglev ID: mo-maxon-ec45-flat-70w-397172
- Brand: maxon
- MPN: 397172
- Category: motors / Small Precision DC & BLDC Motors
- Origin: CH (maker HQ, factory not confirmed)
- Maker: maxon (brand, CH)
- NDAA: unknown · Blue UAS: unknown · FCC: n/a
- HTS: 8501.31.20.00 (typical)
- MOQ: 1 · Lead time: unknown
- Confidence: VERIFIED

## Price
- 1+: $204.12 (list, 2026-10-29, https://www.maxongroup.us/maxon/view/product/397172)

## Specifications
- Diameter: 42.8 mm
- Nominal voltage: 24 V
- Nominal torque: 128 mNm
- No-load speed: 6110 rpm
- Power rating: 70 W
- Weight: 141 g
- Nominal current: 3.21 A
- Lifecycle: NRND (Not Recommended for New Designs)

## Links
- Product: https://www.maxongroup.us/maxon/view/product/397172
- Datasheet: https://www.maxongroup.us/medias/sys_master/root/8833813184542/19-EN-264.pdf
- CAD: https://www.maxongroup.us/maxon/view/product/397172

## Equivalents
- maxon EC-i 40, 70 W, 36 V, Hall sensors (mo-maxon-ec-i-40-70w-449470)

## Works with
- Elmo Gold Whistle 20/100 Servo Drive (mo-elmo-gold-whistle-20-100)
- TI BOOSTXL-DRV8323RS Three-Phase Driver BoosterPack (mo-ti-boostxl-drv8323rs)

## Sources
- https://www.maxongroup.us/maxon/view/product/397172 (specs, USD list price (1-4 tier), STEP CAD offered, NRND status)