Generic SW900
The SW900 is a color LCD display used in budget and mid-range e-bike conversion kits. It auto-detects system voltage (24V/36V/48V) and shows riding speed, battery level, PAS level, power output, temperature, trip distance, and odometer. Compatible with "No. 2 Protocol" (UART_NO2) sine-wave controllers — the same protocol used by S866, Brainpower, and Greentime generic controllers. Common inclusion in complete conversion kit bundles from sellers like CSC, NBPower, and similar.
In brief: E-bike display. Protocols: UART No.2 (S866/Brainpower). From $28 across 2 sellers.
Where to Find
Prices tracked across 3 sellersAliExpress - Qxone Store
$27.58
Amazon - PABVZS
$32.71 + $7.00 shipping
Amazon - mGYDY
Check seller for price* Shipping estimates are for the contiguous US and may vary by location.
Specifications
Specifications
- Protocols
- UART No.2 (S866/Brainpower)
- Light Control
- Yes
- Phone Charger
- No
- Bluetooth
- No
Physical
- Weight
- 138 g





