Description
E-bike S866 Instrument Panel & Sine Wave Controller Kit
Upgrade your electric bicycle with the E‑bike S866 Instrument Panel and Sine Wave Controller Kit. Designed for 500W‑2000W motors and 22A‑40A current loads, this kit delivers precise power management, real‑time battery monitoring, and a sleek display that keeps you informed on every ride.
Key Features
- Wide Power Range: Supports 500W to 2000W motors for both commuter and off‑road e‑bikes.
- High Current Capacity: Handles 22A, 26A, 30A, and 40A current levels for maximum torque and speed.
- Sine Wave Controller: Provides smooth, efficient power delivery and protects your motor from voltage spikes.
- Real‑Time Monitoring: Displays voltage, current, power, and battery percentage on a clear LCD.
- Durable Build: Shock‑resistant housing and waterproof design for reliable performance in any weather.
- Easy Installation: Plug‑and‑play wiring with clear instructions – no soldering required.
- Universal Compatibility: Works with most 48V/36V e‑bike setups and popular motor brands.
Specifications
- Voltage: 48V / 36V (adjustable)
- Power Output: 500W – 2000W
- Current Rating: 22A, 26A, 30A, 40A
- Controller Type: Sine Wave
- Display: 4‑digit LCD with LED backlight
- Dimensions: 70mm x 40mm x 20mm
- Weight: 150g
- Operating Temperature: –20°C to +60°C
Installation & Compatibility
The S866 kit is designed for quick, hassle‑free installation. Simply connect the controller to your motor, battery, and throttle, then mount the instrument panel on the handlebars or bike frame. The kit includes all necessary connectors, a mounting bracket, and a detailed user manual. Compatible with a wide range of 48V/36V e‑bike systems, including popular brands like Bafang, Tongsheng, and Huicang.
Why Choose the S866 Kit?
With its robust sine wave controller, real‑time data display, and versatile power options, the S866 kit gives you full control over your e‑bike’s performance. Whether you’re commuting, touring, or tackling rough terrain, this kit ensures smooth acceleration, extended battery life, and peace of mind on every ride.






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