Jb-75q 250W 28 Inch E-Bike Front Wheel Hub Motor


Jb-75q 250W 28 Inch E-Bicycle Entrance Wheel Hub Motor



one)Implement to electrical city bike 

2)Large efficiency(≥82% significantly less electricity usage)
three)Light fat(Only 1.8KG)

four)Lower noise when functioning ≤55db
5)Effective Torque
6.OEM/ODM provider CZPT

Product Description

Rated Voltage(V) 24v/36v/48v
Rated Electricity(W) 180w-250w
Wheel Dimension sixteen”-28″
Rated Speed(km/h) 25km/h
Rated Effectiveness (%) >82%
Reduction Ratio one:4.33
Weight (Kg) 1.8kg
Open Size(mm) 100mm
Travel and Freewheel /
Cable Place Shaft Centre Proper
Spoke Specification 10g/12g/13g
Spoke Hole No. 28H/36H
Corridor Sensor Optional
Combine velocity sensor Optional
Floor CZPT/Black/Silver
Brake Sort V brake/Disc brake
Salt Fog Check(h) 24/ninety six
Sounds(db) <55db
Watertight Grade IP65


Nine pins water-resistant cables(1.two square for 250w/350w1.5 sq. for 500w/750w)motor male connector:200mm female: rear :800mm entrance :1300mm
If you want more time cables,customize is feasible.We also can provide motor extension cables.

Magnet:38H High resisting 120ºC(A lot more secure High effeciency Extended service existence) 


Nylon tooth: Minimize the gear friction  Guarantee reduced sounds and powerful power underload.


Hall plate iron core: Ensure no injury to the copper wire.


Vacuum dipping ensures that the paint is entirely crammed into the hole and enhances the insulation. Thereby strengthening efficiency, decreasing vibration and sounds, and extending the services life of the product.

Packaging & Transport

Business Profile


1. Q: What are your phrases of packing? 
A: CZPTly, Packaging with foam and makar carton for ebike motors which is suitable for transport container.

2. Q. What is your phrases of payment ?
A: T/T 30% as deposit, and 70% before delivery. We are going to display you the pictures or video clip of the items and offers just before you shell out the balance. Or you can appear to have a verify of it.

3. Q: Do you check all your products just before delivery? 
A: Of course, all products will be analyzed ahead of shipping and delivery.
    Rain examination is 24hours*3days=72hours
    Exhaustion test load motor is 30 times*24hours
    Substantial and lower temperature situation test: -30ºC to 40ºC

4. Q: Could you print customer’s brand and info on motors?
A:Of course, OEM and ODM is CZPT for ebike motor.
five. Q: Do you take sample order? 
A:Of course, Sample purchase is CZPT and sample delivery by specific this sort of as FedEx, DHL

6. Q: How prolonged is  your guide time ?
A:Sample get for e-bicycle motor is inside of 15 working days
  Sample get for E-bike conversion package is about twenty five-thirty operating times

seven. Q: How to confirm the conversion kit match my bicycle? ?
The conversion was designed to fit 90% of the bicycles, and you can examine your bicycle fork(the two metal pieces that attach the wheel to the bicycle) to be positive. You will need at the very least 100mm for entrance wheel and 135mm for rear wheel.

eight. Q: How do you make our enterprise prolonged-expression and excellent romantic relationship?
A: First we keep excellent good quality, thoughtful following-sales service and competitive value to guarantee our customers’ benefit
Second we respect every customer. We sincerely do business and make buddies with them.
9. Q: Can we have a eheck of goods ahead of shipping?
A: Indeed, you can allow your buddies or your self arrive to our business to check of it.
Welcome to pay a visit to our company.



Jb-75q 250W 28 Inch E-Bike Front Wheel Hub Motor