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Bostar BS-90-20 Magnesium Alloy 20inch Electric Bicycle Motor 36V 250W Electric Bike DC Motor 48V 350W for E-Bike Rear Wheel, Electric Bicycle Motor 20inch, Motor for Electric Bike

Product detail

Model NO.

BS-90-20M

Wheel Size

Application

DIY Electric Bike

Operating Speed

25km/H

Cable Location

Shaft Center Right

Reduction Ratio

1:4.4

Brake Type

Disc Brake

Transport Package

Standard Export Carton

Specification

2.8kg Magnesium alloy

Origin

China

HS Code

8501310000

Production Capacity

10000 Pieces/Year

Type:

Motor

Motor Type:

Brushless Geared Hub Motor

Motor Material:

Magnesium Alloy

Certification:

CE, ISO, ISO9001, CCC

Wattage:

180W-250W

Rated Voltage:

24/36/48V

rated voltage				24/36/48v
retad power				180-350w
speed				25km/h
weight				2.8
cable location				shaft center right
color				black/white
position				rear
wheel size				20inch
open size				135mm
efficiency				>82
reduction ratio				1:4.4
working temperature				-20~45
brake				Disc brake
noise				<55db
waterproof grade				IP65

Bostar BS-90-20 Magnesium Alloy 20inch Electric Bicycle Motor 36V 250W Electric Bike DC Motor 48V 350W for E-Bike Rear Wheel

Main Features:

1.low noise(<55db)

2.long lifespan(2 year warranty)

3.high torque(easy to cycle uphill)

4.shorty delivery time within 10 days

5.high efficiency less power consumption

6.OEM/ODM service available

MOTOR LINE: OPTIONAL

About motor wire:Nine pins waterproof cables.

Male connector:200mm Female connector :depends on the customer's frame and wheel diameter

We have developed straight and helical teeth for customers to choose . The helical-tooth nylon tooth motor is relatively noisy under no-load conditions. Under load, the noise will be reduced and the torque value will be increased.

In order to ensure the consistency and reliability of product quality, all our coils are placed independently in plastic trays after winding

All stators must be placed on each individual shelf after welding the motor leads

1.Magnesium means that it is lightweight (2.8kg)and has attractive appearance.
2.High working efficiency, low power consumption(>80%)
3.Excellent waterproof performance ( IP 65 )
4. Easy to install, convenient maintenance
5.Strong torque, excellent climbing ability
6.long product lifespan with reliable after-sales service 2 year warranty

1.Free repair within 2 years and you only need to pay the freight2.If you receive the goods which is defective not your problem,that we can replacement with new one for you (when you receive the goods within 5 days and you can contact with our staff)3.After sending,we will track the products for you once every two days,until you receive the products.When you got the goods,test them, and give me a feedback.If you have any questions about the products,contact us,we will offer the solve way for you.

Bostar BS-90-20 Magnesium Alloy 20inch Electric Bicycle Motor 36V 250W Electric Bike DC Motor 48V 350W for E-Bike Rear Wheel

Q1.Why choose us?
A.We have professional team of workers,service and inspection,and we have our own sub factories.

Q2.What is your sample policy?
A.We can supply the sample for free if we have ready parts in stock,but customers have to pay the freight cost.

Q3.What is your terms of payment?
A.Generaly,you should pay 30% deposit before production and the balance shoud be paid before shipment,For the small order,you need to pay 100% payment before production.

Q4.Do we need to pay the cost of creat mould for special products?
A.Yes.Once we creat your mould ,you need to pay the cost of the mould.When your order quantity up to20000 pcs that the cost of mould will be refund for you.

Q5.Do you offer customized packing?
A.Yes.All of our products can be packed as your requirement.

Q6.How about your delivery time?
A.Generaly,for the normal products sample order is within 10 days for batch order is 25 days.

Q7.Do you test all your goods before delivery?
A.Yes.We have 100% test before delivery.