QS 3000W 205 50H V3 E-bike Spoke Hub Motor

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Quick Details
Electric Kits
Place of Origin:
Zhejiang, China
Brand Name:
Model Number:
Electric Bike
QS 3000W 205 50H V3 E-bike Spoke Hub Motor
50mm magnet height, 16 pole paris, 3000W rated.
Winding 24*5T, 650RPM at 72V, equal to 9.03kV (optional)
Two Halls with waterproof connectos(One for spare, in case of damage)
Thermic Probe:
Waterproof grade:
Net Weight:
12.75kg, Gross Weight 14.5kg (with single-speed freewheel
Supply Ability
Supply Ability:
10 Carton/Cartons per Month
Packaging & Delivery
Packaging Details
QS Standard Export Packing
1. Polyfoam + Carton Box
2. Or according to customer's requirements
Lead Time :
12-15 working days after payment

QS 3000W 205 50H V3 E-bike Spoke Hub Motor



1pc * QS 3000W 205 50H V3 E-bike Spoke Hub Motor

          (you could choose different KV data for motor.)

1pc * QSKLS-7245H Controller

          (sine wave controller, we design it together with Kelly)

Total kits price: USD535/set

Package: 43mm*43mm*34mm, 18kg

Shipping Cost by Express: to USA, USD152 by FedEx; the shipping fee shown on the web may not correct, pls. ask sales to get real one. Thank you.
Activity Time: 2017-11-01 to 2017-12-30

Shipping time: We will start to ship out goods one by one from 2017-1-8, all will be finished before our new year holiday.

Payment method: Bank transfer, West Union, Money Gram, Paypal, Alibaba, Aliexpress are for optional.

!!!! Notice when placed order !!!! 

In order to ship your goods in time, pls. mark below three points clearly in advance.

1. KV data for motor? And voltage?

2. Any requirements on the customs declaration value?

3. Your detailed consignee information? Including address, name, tel. number.


Key Features:

1. QS Motor with high quality and service.

2. Sine Wave Controller, Bluetooth wireless connection are optional, Highest Reliability!!!!

3. Parameter Programmable

4. Higher Torque & Higher Efficiency.

5. No noisy

6. Temperature sensor inside and Lower overheating.

7. Regenerative braking.


Detailed Description of Products:

QS 3000W 205 50H V3 E-bike Direct Drive Spoke Hub Motor(Black New Version)

1. BLDC Permanent Magnet Outer Rotor Direct Drive Spoke Hub Motor

2. Power: 50mm Magnet Height, 16 pole paris, 3000W rated.

36 x Spoke Hole, OD4.2mm or Dual Spoke 3.4&4.2mm.

3. Kv List:

RPM  Voltage  Winding    Kv     Inductance  mΩ

300    48           17*7T       6.25        /               /

350    48           20*6T       7.29      449uH     66.60

400    48           22*5T+     8.33       /             /

650    72           24*5T      9.03     330uH     64.90

765    72          28*4T      10.63      /            55.50

820    72          30*4T      11.39      /           48.50

956    72          33*4T-     13.28      /            /

1100   72         40*3T      15.42    106uH   16.60

4. Designed to match with E-bike Disc brakes PCD6*44 mm(not include Brake Disc). 14mm English Thread for single-speed Freewheel (not include freewheel), drop-outs/Rear Bridge Clamping Width 150mm.

5. Two Halls with waterproof connectors(One for spare, in case of damage), 10mm² Phase wire (not include insulation).

6. Thermic Probe: KTY 83/122 

7. Waterproof grade: IP54

8. Efficiency: 90.8%

9. Stronger configuration--high grade magnet, more cooper, bear more Ampere.

10. Weight & Package: Net Weight: 12.75kg, Gross Weight 14.5kg (With single-speed freewheel, in carton package).




Matching Controller:

QSKLS-7245H Sine Wave Controller (Kelly controller design QSKLS series for QSMotor, which is same performance as Kelly controller but cheaper)

1. Motor Current Limit, continuous: 140A, battery current 175A; Motor Current Limit, 30 seconds:350A

2. Sine wave controller size: 194mm*148mm*79.6mm

3. Waterproof: IP66

4. Net weight: 2.35kg

5. Package: Carton

6. Including: 1 controller+1 Z-TEK USB TO RS232 cable + Some plugs    

7.  included the fuse on the case


QS Motor Manufacture

Certification: Business License, Patent Certificatie, ISO9001 Certificate,CCC Certificate, CE Certificate, Brand Certificate.