Bike Motor Kit 52V 750W Tongsheng TSDZ2B Mid Drive Bicyle Engine Kit Torque Sensor Dual Clutch Ebike Conversion Kit BB 73MM for Mountain Bike Tricycle Road Bike with Throttle Brake Front Light

Price: $469.00
(as of Nov 18, 2023 18:26:31 UTC – Details)

Feature:

1. Easy assembling fits most standard bike with 68-73mm bottom bracket;
2. Maximum torque: 80N.M;
3. Built-in controller and both side torque sensor;
4. Weight: 3.6Kg;
5. 8PIN vlcd5 display;
6. Power: 750w;
7. Power Assistant Ratio: 36%~300%;
8. Limited Speed: 25Km/h, but It can be removed by setting the display;
9. Chainwheel: 42T;
10. High efficiency, low battery power consumption, safety long riding;
11. Current cutoff as long as pedaling stopped.

Warm Tips:

1. If mechanical collisions happened between motor and frame, please kindly tell us, we will send extra gaskets to you. If you do not add gaskets, It is easy crack the shell and destroy torque sensor. Speed sensor: Tighten with cable tie, Keeping distance between 10mm to 15mm,The arrow align at magnet.
2. This motor does not work when the mid motor is no-load.

[Updated Version] ： TSDZ2 Updated to TSDZ2B Which has two clutches designed on the main gear. Main gear is disengaged from the chain during riding, so it feels as easy to ride as a bicycle. It increase the center positioning, which ensures the radial spacing accuracy. It also improves waterproof performance. After changing to a new integrated part, the life of the engine is increased.
[Torque Assistance & Throttle Function]： The smart torque sensor can accurately detect the force on your foot and convert it into kinetic energy in time, with excellent starting performance. You can feel the power of starting the e-bike from your feet. It is to be the perfect combination of man and machine. If you get tired, meantime you also can use the throttle.
[Safe Design] : The power output is synchronized with the pedal, as long as the driver releases the pedal, the power will be cut off immediately, and there is no need to install the brake levers. When the crank is idle, the motor does not rotate. It’s as safe as a bicycle.
[Shipping&Warranty]: Shipped by Fedex or UPS , about one week deliver to US address. 1 year warranty (based on the purchase data) and US maintenance service and technical support.