# Hiwonder HTD-45H High-Voltage Serial Bus Servo

![Hiwonder HTD-45H High-Voltage Serial Bus Servo](https://parts.trymaglev.com/img/ac-hiwonder-htd-45h.webp)

45 kg·cm, 11.1 V all-metal-gear bus servo with three connectors; budget alternative for larger arm joints.

- Maglev ID: ac-hiwonder-htd-45h
- Brand: Hiwonder
- MPN: HTD-45H
- Category: actuators / Smart Serial Servos
- Origin: CN (maker HQ, factory not confirmed)
- Maker: Shenzhen Hiwonder Technology (brand, CN)
- NDAA: unknown · Blue UAS: unknown · FCC: n/a
- HTS: 8501.10.40.60 (typical)
- MOQ: unknown · Lead time: unknown
- Confidence: VERIFIED

## Price
- 1+: $24.99 (list, 2026-10-29, https://www.hiwonder.com/products/htd-45h; Hiwonder official store)

## Specifications
- Stall torque: 45 kg·cm @ 11.1 V
- No-load speed: 0.18 s/60° (≈56 rpm) @ 11.1 V
- Voltage: 9-12.6 V
- Interface: Serial bus (Hiwonder protocol)
- Feedback: Position, temperature, voltage
- Mass: 64 g

## Links
- Product: https://www.hiwonder.com/products/htd-45h
- Datasheet: none
- CAD: none

## Equivalents
- ROBOTIS DYNAMIXEL XM430-W350-T (ac-dynamixel-xm430-w350-t)
- ROBOTIS DYNAMIXEL XH540-W270-T (ac-dynamixel-xh540-w270-t)

## Sources
- https://www.hiwonder.com/products/htd-45h (specs + price)