# DAMIAO DM-J8009P-2EC Joint Motor

> DAMIAO DM-J8009P-2EC is a 24–48 V geared joint motor with its driver built in and a crossed-roller-bearing output: 20 N·m rated / 40 N·m peak through a 9:1 reduction, 100 rpm rated, 160 rpm no-load at 24 V and 320 rpm at 48 V, 20 A rated / 50 A peak, dual 14-bit magnetic encoders, CAN at 1 Mbps with MIT, position and speed modes. Ø98 × 61.7 mm, about 930 g.

- Manufacturer: DAMIAO
- Part number: DM-J8009P-2EC
- Category: Actuators
- Canonical page: https://www.xirkit.io/products/damiao-dm-j8009p-2ec-joint-motor-2a4e
- Structured JSON: https://www.xirkit.io/products/damiao-dm-j8009p-2ec-joint-motor-2a4e/data.json
- Source: Xirkit structured parts catalog — every value traced to a cited document; unknowns are explicit.

## Key specifications

| Property | Value |
| --- | --- |
| Actuator type | qdd |
| Gearbox | 9:1 |
| Rated torque | 20 N·m |
| Peak torque | 40 N·m |
| Rated speed | 100 rpm |
| No-load speed | 320 rpm |
| Rated voltage | 48 V |
| Rated current | 20 A |
| Encoder | dual magnetic single-turn absolute, 14-bit (motor + output) |
| Control interface | CAN |
| Control modes | MIT (impedance), position-speed, speed |
| Dimensions | 98 × 98 × 61.7 mm |

## Where to buy

| Supplier | Price | Stock | Checked | URL |
| --- | --- | --- | --- | --- |
| aifitlab.com | 395 USD | in_stock | 2026-10-06 | https://aifitlab.com/products/damiao-dm-j8009p-2ec-servo-motor?variant=43744591642760 |

## FAQ

**What voltage powers the DAMIAO DM-J8009P-2EC Joint Motor?**

Supply range 24–48 V.

**How much does the DAMIAO DM-J8009P-2EC Joint Motor cost?**

From $395 at aifitlab.com. Prices are observed unit prices before tax and shipping.

**What are the DAMIAO DM-J8009P-2EC Joint Motor dimensions?**

98 × 98 × 61.7 mm. A STEP model is available for enclosure fit checks.

**Where does this DAMIAO DM-J8009P-2EC Joint Motor data come from?**

Every value in this record is traced to a source — 2 documents including the board and chip datasheets — with the page and table cited per value. Unknowns are left explicit, never guessed.

## Sources

- [DAMIAO DM-J8009P-2EC Joint Motor datasheet](https://damiao.enactic.ai/en/products/hardware/dm-j8009p-2ec-v1.0/)
- [aifitlab.com listing](https://aifitlab.com/products/damiao-dm-j8009p-2ec-servo-motor?variant=43744591642760)

## Part graph

### Alternatives (by use case)

- [CubeMars AK60-6 V3.0 KV80 Actuator](https://www.xirkit.io/products/cubemars-ak60-6-v3-0-kv80-actuator-4518) — Both serve robot joints and actuation — check the trade-offs; $395 vs $229.9
- [CubeMars AK80-9 V3.0 KV100 Actuator](https://www.xirkit.io/products/cubemars-ak80-9-v3-0-kv100-actuator-6f6e) — Both serve robot joints and actuation — check the trade-offs; $395 vs $479.9
- [CubeMars AK70-10 KV100 Actuator](https://www.xirkit.io/products/cubemars-ak70-10-kv100-actuator-7bb4) — Both serve robot joints and actuation — check the trade-offs; $395 vs $398.9
- [ROBOTIS DYNAMIXEL XH540-W270-T](https://www.xirkit.io/products/robotis-dynamixel-xh540-w270-t-88d3) — Both serve robot joints and actuation — check the trade-offs; $395 vs $620.89
- [ROBOTIS DYNAMIXEL XH430-W350-T](https://www.xirkit.io/products/robotis-dynamixel-xh430-w350-t-c3bf) — Both serve robot joints and actuation — check the trade-offs; $395 vs $413.89
- [ROBOTIS DYNAMIXEL XH430-W210-T](https://www.xirkit.io/products/robotis-dynamixel-xh430-w210-t-c77b) — Both serve robot joints and actuation — check the trade-offs; $395 vs $413.89
- [ROBOTIS DYNAMIXEL 2XC430-W250-T](https://www.xirkit.io/products/robotis-dynamixel-2xc430-w250-t-e00b) — Both serve robot joints and actuation — check the trade-offs; $395 vs $298.89
- [CubeMars AK10-9 V3.0 KV60 Actuator](https://www.xirkit.io/products/cubemars-ak10-9-v3-0-kv60-actuator-eb8e) — Both serve robot joints and actuation — check the trade-offs; $395 vs $698.9