# Damiao DM40-2E FOC Joint Motor Driver

Standalone Damiao FOC driver (Cortex-M4, MIT/speed/position modes, dual-encoder) for 35–43 motors; the same driver family that ships inside Damiao DM-J joint motors.

- Maglev ID: mo-damiao-dm40-2e
- Brand: Damiao
- MPN: DM40-2E
- Category: motors / Motor Drivers & Controllers
- Origin: CN (maker HQ, factory not confirmed)
- Maker: Shenzhen Damiao Technology Co., Ltd. (深圳市达妙科技有限公司) (brand, CN)
- NDAA: unknown · Blue UAS: unknown · FCC: n/a
- HTS: 8504.40.40.00 (typical)
- MOQ: unknown · Lead time: unknown
- Confidence: VERIFIED

## Price
- No public price. Request a quote via POST /api/rfq or the order pad.

## Specifications
- Supply voltage: 24 V nominal (4S–6S), abs. max 32 V
- Max continuous current: 4 A
- Peak current: 10 A
- Interface: CAN (UART for tuning)
- Feedback: magnetic encoder (dual magnetic, or single magnetic + Hall); dual-encoder support

## Links
- Product: https://www.damiaokeji.com/index.php?c=category&id=25
- Datasheet: https://www.worldrobotconference.com/profile/robot/download/2025/06/30/%E8%BE%BE%E5%A6%99%E7%A7%91%E6%8A%80DAMIAO%20-%202025%E5%B9%B4%E4%BA%A7%E5%93%81%E9%80%89%E5%9E%8B%E6%89%8B%E5%86%8C_20250630192546A441.pdf
- CAD: none

## Works with
- Damiao DM-J4310-2EC Joint Motor (ac-damiao-dm-j4310-2ec)
- Damiao DM-J8009-2EC Joint Motor (ac-damiao-dm-j8009-2ec)

## Sources
- https://www.worldrobotconference.com/profile/robot/download/2025/06/30/%E8%BE%BE%E5%A6%99%E7%A7%91%E6%8A%80DAMIAO%20-%202025%E5%B9%B4%E4%BA%A7%E5%93%81%E9%80%89%E5%9E%8B%E6%89%8B%E5%86%8C_20250630192546A441.pdf (Damiao 2025 product selection manual (p.25 driver table), hosted by World Robot Conference)
- https://www.damiaokeji.com/index.php?c=category&id=25 (Damiao official site '驱动' (drivers) category)