# HighTorque HTDW-4438-30-NE Planetary Joint Module (30:1)

![HighTorque HTDW-4438-30-NE Planetary Joint Module (30:1)](https://parts.trymaglev.com/img/ac-hightorque-htdw-4438-30-ne.webp)

Small planetary joint module (BLDC motor, 30:1 planetary gear, FOC driver, dual absolute encoders) for small humanoids, exoskeletons and desktop arms; the maker builds its Mini Pi robots on this line.

- Maglev ID: ac-hightorque-htdw-4438-30-ne
- Brand: HighTorque
- MPN: HTDW-4438-30-NE (HTDW-4530-02-DNE)
- Category: actuators / Integrated Joint Actuators
- Origin: CN (maker HQ, factory not confirmed)
- Maker: High Torque Robotics (高擎机电 / High Torque Technology Co., Ltd., Guangzhou) (brand, CN)
- NDAA: unknown · Blue UAS: unknown · FCC: n/a
- HTS: 8501.31.40.00 (typical)
- MOQ: unknown · Lead time: unknown
- Confidence: VERIFIED

## Price
- 1+: $306 (distributor, 2026-10-30, https://rcdrone.top/products/high-torque-htdw-4438-30-ne-motor; listed as HTDW-4438-30-NE; with debug board $334)

## Specifications
- Peak torque: 10 N·m locked-rotor torque (maker lists no separate peak)
- Rated torque: 2 N·m
- Gear ratio: 30:1 planetary
- Voltage: 12-48 V (distributor and Seeed wiki; not on maker page)
- Mass: 237 g
- Interface: CAN-FD (maker publishes an FDCAN protocol document; 5 Mbps)
- Size: 44 x 44 x 43.4 mm

## Links
- Product: https://www.hightorquerobotics.com/product?id=73
- Datasheet: none
- CAD: none

## Sources
- https://www.hightorquerobotics.com/product?id=73 (maker spec block (size, mass, ratio, rated and locked-rotor torque))
- https://www.hightorquerobotics.com/product (maker product list)
- https://rcdrone.top/products/high-torque-htdw-4438-30-ne-motor (USD price, 12-48 V)
- https://wiki.seeedstudio.com/cn/hightorque_series/ (Seeed wiki: 12-48 V, CAN, 5 Mbps, encoders)