21″ Unicycle motor
Overview
21″ Unicycle motor from our manufacturing partner. Rated power 1500-2200 W, rated speed 450-950 rpm. Full specifications and engineering dimensions are listed below.
- Size: 21″
- Category: B motor
- Rated power: 1500-2200 W
- Rated speed: 450-950 rpm
- Full specifications & dimensions below
Product Views & Dimensions
Technical Specifications
Motor Parameters
| Working voltage (V) | 30-110 |
| Rated power (W) | 1500-2200 |
| Peak power (W) | 2000-4500 |
| No-load speed (rpm) | 500-1000 |
| Rated speed (rpm) | 450-950 |
| Peak torque (N.m) | 300 |
| Peak efficiency (%) | ≥80 |
| Protection level (IP) | X5 |
| Insulation level | B |
| Sensor type | Double Hall |
| Brake type | Electronic brake |
| Maximum running speed (km/h) | 100 |
Motor Size
| Rim dimensions (in) | 16 |
| Rim width | 47 |
| Rim material | Aluminium |
| Mounting position size of tyre | 405.3 |
| Outer diameter of tyre included | 533.4 |
| Motor shaft length | 59 |
| Motor shaft drop out size | 59 |
| Motor shaft outlet mode | Straight outlet |
Frequently Asked Questions
What voltage is this motor rated for?
This motor is rated for 30-110V operation. Please confirm your battery pack voltage matches before ordering.
What is the rated and peak power of this motor?
The rated power is 1500-2200W, and peak power reaches 2000-4500W for short-duration high-load operation.
What are the speed and torque ratings?
Rated speed is 450-950rpm; peak torque is 300N.m. Actual performance depends on the controller settings and the load.
What is the protection level of this motor?
The motor is rated IPX5, so it is protected against dust and water ingress to that level when the housing and connectors are properly sealed.
Which position sensor does this motor use?
It uses a DOUBLE HALL position sensor, providing accurate rotor position feedback for smooth and efficient operation.
What wheel size does this motor fit?
This motor is designed for 21-inch wheel fitment. Please check the flange and axle dimensions against your rim before purchase.
Need a Quote?
Contact DUNE for pricing, samples and customization.