The 20 inch bike motor kit combines the full E-bike technology: direct drive Brushless Gearless high torque hub Motor to change almost every bicycle into a personal electric bike. Save energy, protect environment and save money with a lot of fun. Saving 10% of electricity, Improve the efficiency of 8% With The Newest Materials Steel Rotor.
  
Main Features:
>. Hub: Ø420mm Aluminum casted (Hub Fit For: 20 × 2.1/4 or 2.1/2" tire)
>. Engine : Bldc hub motor
>>. Voltage: 48V
>>.  Power: 1000W
>>.  Efficiency: 90.5%
>>.  Max speed: 64.3 kmh -- 39.9 mph Default (Optional other speed: 35mph or 25mph,15mph...)
>>.  Mechanical brake: Disk or  V
>>.  Cable location: shaft end, LEFT
>>.  Cable length:150cm / 60"
>>.  Install: spacing of 100mm fork
>>.  Noise: < 60 db
>>.  Surface: Black painted
>. Driver: brushless controller
>>. MOSFET: 12 PCS
>>. With LCD: YES
>>. Rated Voltage: DC 48 Volts
>>. Min. Voltage: DC 40 ± 0.5 V
>>.  Rated power: 1000 Watts
>>.  Casing material: aluminium
>>.  Maximum Current: 26 A ± 1 Amps
>>.  Thermal: aluminum shell and the substrate
>>. 3 phase 120° brushless motor
>>. Operating Conditions: -20~45 °C
>>. Waterproof design
>>. Size: 171mm L × 82 mm W × 42 mm H
With LCD, More Function:
* Cruise
* Forward & Backward (Optional)
* Kmh & mph (Optional)
* Set Max speed ( 0 ~ 72 kmh )
* Pedal assist ( 0 - 5 )
* Battery gauge
* ...
Package Content:
1 x 20 inch 48V 52V 1000W front casted hub motor wheel
1 x 48V 52V 1000W 12-MOSFET motor controller
1 x LCD
1 x Twist throttle -- Cable length: 1500mm
 1 x Brake levers -- Cable length: 1500mm
1 x Three button switches ( control cruise.. ) -- Cable length: 1500mm
1 x Pedal assist -- Cable length: 900mm
 Net Weight: 9.86 kg
Package Size: 50cm L x 50cm W x 25cm H
Package Type: Cardboard Box 
Wire Diagram:

 
 
 
20 inch Front Drw.

 
 
 
Performance Data:
