ZuiyouSports1 S866 E-Bike Conversion Kit Controller: 15A controller for 250W motor
For around $200, this e-bike conversion kit turns any old bike into an electric ride—no need to shell out for a whole new machine. It packs a 15A controller, an S866 display, a brake lever, and a twist throttle, all working in sync to deliver smooth, responsive power from a 250W motor. Perfect for zipping through city streets or weekend joyrides, it’s the upgrade that makes sense for both your wallet and the planet.
In practice, installation is a breeze for anyone who’s ever tinkered with a bike, fitting most frames without a hitch. The S866 display keeps you in the loop with crisp readouts on speed and battery life, while the brake lever cuts motor power instantly for safer stops. It’s a clever way to breathe new life into your two-wheeler, blending efficiency with a dash of modern tech flair.
- S866 display panel
- Brake lever and throttle grip
- Easy installation and setup
- Compatible with most e-bike motors
- 15A controller for 250W motor
General specs
- Brand: ZuiyouSports1
- Model: S866
- Seller: Joom
- Controller Amperage: 15A
- Motor Compatibility: 250W
- Display Type: S866 panel
- Included Components: Brake lever, Throttle grip
- First listed by seller: 8/24/25
If you are interested in more details, you can find full information on the seller's page.
Shipping options
United States
Comparison with similar products
| This item | Recommendations | |||||
|---|---|---|---|---|---|---|
ZuiyouSports1 S866 15A controller for 250W motor
|
ZY-Sport-N S866 22A waterproof controller
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ZY-Sport-N S866 Waterproof metal casing
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ZY-Sport-N S810 25A motor controller
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3CZY S866 22A motor controller
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3CZY S900 15A controller
|
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| Brand | ZuiyouSports1 | ZY-Sport-N | ZY-Sport-N | ZY-Sport-N | 3CZY | 3CZY |
| Model | S866 | S866 | S866 | S810 | S866 | S900 |
| Color | ||||||
| Rating |
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| Price | $105.45 | $162.96 | $91.67 | $139.07 | $111.55 | $159.80 |
| Seller | Joom | Joom | Joom | Joom | Joom | Joom |
| Update | August 22, 2025 | August 12, 2025 | August 12, 2025 | August 12, 2025 | August 13, 2025 | August 13, 2025 |
| Controller Amperage | 15A | 22A | 25A | |||
| Motor Compatibility | 250W | 500W | 750W | |||
| Display Type | S866 panel | LCD | Waterproof | |||
| Waterproof | Yes | Yes | Yes | |||
