Feature:

Popular:48V 750W is the most popular and cost-effective bafang BBS series mid drive motor.

Powerful:Max speed up to 55km/h.
Upgrade:Upgraded IRFB3077 mosfets controller.

Easy Installation:Can be successfully installed into an electric bicycle in just a few time by only a few tools which can remove the crankset and the center shaft, as well as tools for installing this mid-drive motor.

Universal Compatible:It's compatiable with mountain bike,road bike, racing bike ect bikes with 68-73mm bottom bracket.

Battery Specification

*Nomal Volt: 36V/48V/52V
*Battery Cells: Imported cells & Chinese 3C cells
*Battery Weight: 2.8-5.5KG（Include Charger）
*Max Constant Discharge Current:30A
*Peak Current: 85A
*36V Battery Charge Voltage:42V
*48V Battery Charge Voltage:54.6V
*52V Battery Charge Voltage:58.8V
*36V Battery Discharge cut off Voltage: 28V
*48V Battery Discharge Cut Off Voltage:36.4V
*52V Battery Discharge Cut Off Voltage:39V
*Cycle Life: 800 times
*Way of Charge: CC/CV
*Charge Temperature: 0-45℃
*Discharge Temperature: -20-65℃
*Protection Function: Over charge, Over discharge,Over current, Short circuit, Balance