# CubeMars AK80-64 KV80 Robotic Actuator

![CubeMars AK80-64 KV80 Robotic Actuator](https://parts.trymaglev.com/img/ac-cubemars-ak80-64.webp)

High-ratio (64:1) planetary joint for arms and exoskeletons that need holding torque more than backdrivability.

- Maglev ID: ac-cubemars-ak80-64
- Brand: CubeMars
- MPN: AK80-64 KV80
- Category: actuators / Integrated Joint Actuators
- Origin: CN (maker HQ, factory not confirmed)
- Maker: Nanchang Kude Intelligent Technology (CubeMars; Sanrui group, same group as T-MOTOR) (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+: $889.90 (list, 2026-10-29, https://www.cubemars.com/product/ak80-64-kv80-robotic-actuator.html; Official CubeMars store price; freight/duties extra. Free international express over US$200 per product page.)

## Specifications
- Peak torque: 120 N·m
- Rated torque: 48 N·m
- Gear ratio: 64:1 planetary
- Voltage: 24/48 V
- Mass: 850 g
- Interface: CAN (A1257WR-S-4P) + UART (A1257WR-S-3P)
- Encoder: 14-bit magnetic (inner loop only)
- Backlash: 0.18°

## Links
- Product: https://www.cubemars.com/product/ak80-64-kv80-robotic-actuator.html
- Datasheet: none
- CAD: https://www.cubemars.com/data/cms/202602/ak80-64-robotic-actuator-3d-drawing.zip

## Equivalents
- MyActuator RMD-X8-P20-120 Planetary Actuator (ac-myactuator-rmd-x8-p20-120)
- RobStride RS04 QDD Joint Actuator (ac-robstride-rs04)

## Works with
- RLS AksIM-2 Off-Axis Absolute Rotary Encoder (ac-rls-aksim-2)

## Sources
- https://www.cubemars.com/product/ak80-64-kv80-robotic-actuator.html (specs + USD price + CAD/2D drawing paths)