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Brand Name : Suringmax
Model Number : Torque sensor middle motor
Certification : ce
Place of Origin : Jiangsu, China
MOQ : 1 set
Price : $390 PER SET
Payment Terms : L/C, D/A, D/P, T/T, Western Union, MoneyGram
Supply Ability : 10000 sets per month
Delivery Time : 30days
Packaging Details : Good quality 5-layer corrugated paper cartons with foam for all the goods
Part : brushless geared mid drive motor
Voltage : 36V/ 48V
Power : 250w/350w
Color : black
Warranty : 3 years
Weight : 4.2KG
Controller : Intergrated inside the motor
Max torque : 80NM
Chain wheel : 38T/42T/52T
Sensor : torque sensor
Quick information for this motor:
| Voltage: | 36V/48V | Power: | 250W/350W | 
| Wheel size: | 20-29'' | Weight: | 4.2kg | 
| Max torque: | 80Nm | Chain wheel: | 38T/42T/52T | 
| Max speed: | 30km/h | PAS sensor: | Torque sensor inside | 
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 Controller inside 
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Reference Structural Drawing:
 

Wiring diagram:



We will pack motor kit in one carton with very good protection:

The shipping cost for one sample with rim assembled and battery is about 80-250USD.(according to the items you choose)
 We can give sample cost refund when you order in batch after the sample testing.
 20inch container can contain about 210-300 kits 
 40inch container can contain about 500-600 kits
 Will be more quantity if you dont need the rims and spokes assembled.
For samples we can only delivery by express like DHL,UPS,FEDEX and so on.
(battery delivery in separate pack)
Warranty:
 Motor---3 years
 Battery--2 years
 The others--1 year
 You only need to send us the video or pic to show the problem and the series number ,we will ship the new one or the repair
 parts together with the next shippment. Also will be post by air if need urgent!
 Accordning to your experience , the defective pecentage is only about 1‰.

OEM&ODM:
 You are welcome to send OEM and ODM request to make your products competitive !
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