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Torque Sensor bottom bracket for high peed e-bike-

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Quick Details

Part: bike bottom bracket Place of Origin: Guangdong, China (Mainland) Brand Name: SEMPU Model Number: SP-B04 Size: A=27mm C=29.5mm L=124.5mm Response: 30ms Sensitivty: >0.34N.m Working Principle: Torsional strain of BB spindle Crank Response: <12° Spindle: 8 different size provided,accept customization Measurement: Left and right Others: Compatible wth Mid-Drive Motor Pedal Force: Increase every 10kg,0.15 Voltage changes

Packaging & Delivery

Packaging Details: white box inside,standard export box outside

Delivery Detail: 25---30days


Torque Sensor bottom bracket

1.Standard bicycle bottom bracket

2.100 seconds response speed

3.Europe EN15194 certificatio

Torque Sensor bottom bracket for e-bike


1.The BB sensor output a voltage signal,the signal and pedal force is linear proportional,pedal force increase every 10kg,0.15V voltage changes.

2. The detectable maximum pedal force is 80KG

3.The input signal into sine wave with the crank angle

4.The output in teh 0 ° and 180 ° is zero,in teh 90 ° and 270 ° is the maximum output

5.Each rotation of 12 °,the BB sensor output a speed signal shaft rotates a circle with 32 speed signals output.


1.Faster start and quicker response,double side torque output,30ms response speed,<12° crank responseof both pedal dirction

2.Nor more temperature drift issue with high reliability in low temperature

3.Compatible with standard bottom bracket,requiring no modification the frame design

4.Easy installation and flexible length options

5.Custom size and compatible with Mid-drive motor

Sempu Motor Co.,Ltd  Technology:CTMON