# CubeMars RO40 KV140 Lite Frameless Outrunner Torque Motor

![CubeMars RO40 KV140 Lite Frameless Outrunner Torque Motor](https://parts.trymaglev.com/img/mo-cubemars-ro40-kv140-lite.webp)

Small 46 mm frameless outrunner, no Hall, for light 24 V joints such as hands and small grippers.

- Maglev ID: mo-cubemars-ro40-kv140-lite
- Brand: CubeMars
- MPN: RO40 KV140 Lite
- Category: motors / Frameless BLDC Torque Motors
- Origin: CN (maker HQ, factory not confirmed)
- Maker: CubeMars (Sanrui Intelligent / T-Motor group) (brand, CN)
- NDAA: unknown · Blue UAS: unknown · FCC: n/a
- HTS: 8501.31.40.00 (typical)
- MOQ: 1 · Lead time: unknown
- Confidence: VERIFIED

## Price
- 1+: $51.90 (list, 2026-10-30, https://store.cubemars.com/products/ro40-kv140-lite)

## Specifications
- Peak torque: 0.6 Nm
- Continuous torque: 0.2 Nm rated
- Outer diameter: 46.3 mm
- Axial length: 13 mm
- Voltage: 24 V
- Mass: 60 g
- KV: 140 rpm/V
- Rated current: 2.85 A
- Peak current: 11.6 A

## Links
- Product: https://www.cubemars.com/product/ro40-kv140-lite-without-hall-frameless-torque-motor.html
- Datasheet: none
- CAD: https://www.cubemars.com/product/ro40-kv140-lite-without-hall-frameless-torque-motor.html

## Works with
- ODrive S1 Single-Axis BLDC Controller (mo-odrive-s1)
- moteus r4.11 Brushless Servo Controller (mo-moteus-r4-11)

## Sources
- https://www.cubemars.com/product/ro60-kv115-standard-with-hall-frameless-torque-motor.html (series comparison table: rated/peak torque, current, mass, diameter x length)
- https://store.cubemars.com/products/ro40-kv140-lite.js (USD price and variant availability (Shopify product JSON))