# Damiao DM-J4340-2EC V1.1 Joint Motor

![Damiao DM-J4340-2EC V1.1 Joint Motor](https://parts.trymaglev.com/img/ac-damiao-dm-j4340-2ec-v1-1.webp)

Compact 40:1 integrated joint motor (57 mm, about 362 g) for robot-arm and humanoid-arm joints that need 40 N·m peak at low speed.

- Maglev ID: ac-damiao-dm-j4340-2ec-v1-1
- Brand: Damiao
- MPN: DM-J4340-2EC V1.1
- Category: actuators / Integrated Joint Actuators
- Origin: CN (maker HQ, factory not confirmed)
- Maker: Shenzhen Damiao Technology (深圳市达妙科技有限公司) (brand, CN)
- NDAA: unknown · Blue UAS: unknown · FCC: n/a
- HTS: 8501.31.40.00 (typical)
- MOQ: unknown · Lead time: unknown
- Confidence: VERIFIED

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

## Specifications
- Peak torque: 40 N·m
- Rated torque: 12 N·m
- Gear ratio: 40:1 planetary
- Voltage: 24 V (48 V version also listed)
- Mass: about 362 g
- Interface: CAN @1 Mbps; UART for tuning; MIT, position-velocity, velocity, force-position modes

## Links
- Product: https://www.mdmbot.com/index.php?c=show&id=135
- Datasheet: none
- CAD: none

## Equivalents
- CubeMars AK45-36 V3.0 KV80 Robotic Actuator (ac-cubemars-ak45-36-v3)

## Sources
- https://www.mdmbot.com/index.php?c=show&id=135 (specs (parameter table image) + photo)