High Efficiency and Reliable, All-in-One MagicPie Hub Motors



Electric bike Motor, hub Motor, electric bike kit, bike conversion kit, MagicPie 5


SmartMeter App (Android) for MagicPie 5, Edge, and SmartPie 5


Electric bike Motor, hub Motor, SmartPie-4,MagicPie-4, bike conversion kit
VEC Controller Programming Software(.rar)     USB Driver in case needed(.rar)

Special MagicPie version to meet EU, Australia, Japan ebike regulations (200W-400W)
Smart-Pie Front Motor Drawing (.PDF)     Smart-Pie Rear Motor Drawing (.PDF)     MP3 & Smart-Pie Wiring Layout (.jpg)
CE Certified Ebike Motor by SGS!   SmartPie CE Certificate   SmartPie CE-EMC Report  
Electric bike Motor, hub Motor, electric bike kit, bike conversion kit, MagicPie 3,SmartPie, Water bottle battery

"Your bike conversion kit is one of the cleanest I ever saw. It is seemless , minimum wiring visable, no battery on rear rack." -- comments from rider

What Make SmartPie and MagicPie No.1 Bike Conversion Kits
  • Brushless gearless motor: gearless means direct drive, quiet, high efficiency, long working life, maintenance free.
  • Built-in sine-wave controller:smooth riding control, no messy exposed wirings, easy to install, neat looking bikes.
  • Strong torque: acheived by stronger magnets, thinner 0.35mm stacked lamination, innovative motor design, high capacity MOSFETs.
  • Open voltages 24/36/48Vdc: user adjustable power and speed, self upgradable from 24V to 36V or 48V to meet local regulations.
  • Built-in cooling fan: effective heat dissipating, better performance for motor and controller, higher climbing capability.
  • Programmable controller: control parameters programming via USB cable, customizable for different EV applications.

    Find out more Advantages of MagicPie & SmartPie Drive Kits  
    CE Certified Ebike Motor by SGS!   MagicPie CE Certificate   MagicPie CE-EMC Report  

    Dual MagicPie! By MIROMAX
    (better view in full screen)

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    Feel MagicPie POWER! By MIROMAX
    (better view in full screen)

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    Hub Motors and Controllers  -- Find your EV Driving Solutions Here!

    Golden Motor Technology Co Ltd. is specialized in manufacturing of all kind of hub motors. GM hub motors are designed for facilitating electric bicycle/scooter/motorcycle/wheelchair manufacturer's assembly. The GM hub motors have slick structure, compact size, high output torque, high efficiency and low noise. They are customizable to meet customer's special requirements. Using current available materials and latest technology, our hub motors provide high performance, feature filled and inexpensive solutions for personal electric transport products.

    Electric Bike Motors
    Electric bike motor, hub motor, magic pie edge Model: MagicPie-Edge
    (blue-tooth enabled)

    Programmable built-in controller
    Accept versatile voltages: 24/36/48V
    Regen braking and cruise control
    60mm thin hub for common bike frames
    Support up to 10-speed cassette
    Power Rating: 200W - 500W
    Weight: 5.5 Kgs (including internal controller)
    Drawing(PDF)   3D View
    Motor for spoked wheels
    (No rim, no spokes)
    MP-Edge Front
     $278 
    MP-Edge Rear
    (for 5-7FreeWheel)
     $278 
    MP-Edge Rear
    (for 5-7SpeedCassette)
     $298 
    MP-Edge Rear
    (for 8-10SpeedCassette)
     $298 
    Electric bike motor, hub motor, magic pie Model: MagicPie-4 and
    MagicPie-5 (blue-tooth enabled)

    Programmable built-in controller
    Accept versatile voltages: 24/36/48V
    Regen braking and cruise control
    60mm thin hub for common bike frames
    Support disc-brake and 7-speed sproket
    Power Rating:500W-1000W
    Weight: 7.5 Kgs (including internal controller)
    More details...
    Drawing(PDF)   3D View
    Motor for spoked wheels
    (No rim, no spokes)
    MP4 Front
     $278 
    MP4 Rear
     $278 
    MP5 Front
     $298 
    MP5 Rear
     $298 
    Electric bike motor, hub motor, magic pie Model: MagicPie-2 (no built-in controller)
    Use with external controller
    Accept versatile voltages: 36/48V
    60mm thin hub for common bike frames
    Support disc-brake and 7-speed sproket
    Power Rating:500W-1000W
    Weight: 7.5 Kgs
    Drawing(PDF)   3D View
    Motor for spoked wheels
    (No rim, no spokes)
    Front Motor
     $155 
    Rear Motor
     $158 
    Electric bike motor,electric bicycle motor, hub motor, magic pie Model: SmartPie-4 and
    SmartPie-5 (blue tooth enabled)

    Programmable built-in controller
    Accept versatile voltages: 24/36/48V
    Regen braking and cruise control
    60mm thin hub for common bike frames
    Support disc-brake and 7-speed sproket
    Built-in self-cooling fan
    Power Rating:200W-400W
    Weight: 4.6 Kgs (including controller)
    Smart-Pie Front Motor Drawing (.PDF)
    Smart-Pie Rear Motor Drawing (.PDF)
    MP3 & Smart-Pie Wiring Layout (.jpg)

    Motor Kit with throttle, brakers, cables
    (No rim, no spokes)
    SP4 Front
     $258 
    SP4 Rear
     $258 
    SP5 Front
     $288 
    SP5 Rear
     $288 
    Electric bike motor,electric bicycle motor, hub motor, magic pie Model: Smart-Pie (no built-in controller)
    Accept open voltages: 24/36/48V
    60mm thin hub for common bike frames
    Support disc-brake and 7-speed sproket
    Power Rating:200W-400W
    Weight: 4.6 Kgs (including controller)
    Smart-Pie Front Motor Drawing (.PDF)
    Smart-Pie Rear Motor Drawing (.PDF)
    MP3 & Smart-Pie Wiring Layout (.jpg)

    Motor only(No rim, no spokes)
    Front Motor
     $125 
    Front Motor
     $128 
    MagicPie Motor Performance Curve(PDF):  48Vdc  36Vdc  24Vdc      Data Sheet(PDF):  48Vdc  36Vdc  24Vdc 

    16",18" and 20" MagicPie Casted Wheels are availabe now! -- 36Vdc Performance Data 

    Electric bike motor, hub motor, motorized wheel



    MagicPie 3 Kits

    Model: MP3-16F
    MagicPie 3
    16" Front Kit
    $380/set
    Model: MP3-16R
    MagicPie 3
    16" Rear Kit
    $385/set
    Model: MP3-18F
    MagicPie 3
    18" Front Kit
    $386/set
    Model: MP3-18R
    MagicPie 3
    18" Rear Kit
    $391/set
    Model: MP3-20F
    MagicPie 3
    20" Front Kit
    $391/set
    Model: MP3-20R
    MagicPie 3
    20" Rear Kit
    $393/set





    Model: MBG36F -- Mini Front Motor
    24V/36V (brushless/gear/freewheel)
    Power Rate:250W
    Weight: 2.6 Kgs
    Drawing(.PDF)   3D View
    Motor Performance Curve(PDF)

    Buy Now ($78)
    Model: MBG36R -- Mini Rear
    24V/36V (brushless/gear/freewheel)
    Power Rate:250W
    Weight: 2.7 Kgs
    Drawing(.PDF)   3D View
    Motor Performance Curve(PDF)

    Buy Now ($81)
    Model: HBS36R -- Rear Hub Motor
    Voltage:36V (brushless)
    Power Rate:500W
    Weight: 5Kgs
    Drawing(PDF)   3D View
    Motor Performance Curve(PDF)
    Also Available: 36v/750W,48v/1000w

    Buy Now
     $89 
     $92 
     $95 
    Model: HBS36F -- Front Motor
    Voltage:36V (brushless)
    Power Rate:500W
    Weight: 5Kgs
    Drawing(PDF)   3D View
    Motor Performance Curve(PDF)
    Available: 36v/750w,48v/1000w

    Buy Now
     $88 
     $91 
     $94 

    Electric Scooter Hub Motors (Super Integrated)
    Model: MW-12SP -- 12" Motor Wheel
    All-in-One SmartPie
    Open Voltage:24V-48V
    Power :200W-400W
    Built-in Controller & Fan
    Weight: 5.5Kgs
    Drawing(.jpg)
    Motor Performance Curves(PDF):
    with 48V Battery;
       36V Battery;
       24V Battery

    Front Wheel
     $295 
    Rear Wheel
     $298 
    Model: MW16B -- 16" Motor Wheel
    Voltage:48V (Brushless)
    Power Rate:1000W
    Weight: 6.8Kgs
    Drawing(PDF)   3D View
    Motor Performance Curve(PDF)

    Buy Now
     $126 
     $135 
    Model: HUB24E -- 8" Brushed Gear
    Built-in EMB Parking Brake
    Manual Brake Release
    Easy Replaceable Tire Design
    Voltages: 12/24/36 VDC
    Output Power: 100W -- 300W
    Weight: 4.8Kgs
    Drawing(jpg)
    Motor Performance Curve(PDF)

    Buy Now ($155)
    Model: HUB24S -- 8" Mono Shaft Motor(brush/gear)
    Easy Replaceable Tire Design
    Input Voltage: 24 VDC
    Output Power: 180W
    Weight: 4.5Kgs
    Drawing(jpg)   3D View
    Motor Performance Curve(PDF)

    Electric Motorcycle Motors
    Model: PW16D -- 16" Motor Wheel (Brushless/Gearless)
    Voltage:48V
    Power Rate:1000W-2000W
    Weight: 9.5Kgs
    Drawing(eDrawing)
    Motor Performance Curve(PDF)

    Buy Now ($250)





    Left Side Motor
    Buy Now ($188)
    Right Side Motor
    Buy Now ($188)
    Brushless Joystick Controller
    Buy Now ($245)
    Motor Drawing(.JPG)
    3D Left Wheel(.STEP)
    3D Right Wheel(.STEP)



    12" Brushless Wheelchair Drive Kit



    Left Side Motor
    Buy Now ($198)
    Right Side Motor
    Buy Now ($198)
    Brushless Joystick Controller
    Buy Now ($245)
    Motor Drawing(.JPG)
    3D Left Wheel(.STEP)
    3D Right Wheel(.STEP)




    Wheelchair Joystick Controller (for brushed motors) -- IM-50A

    Click Here to View Large Photo

    USD158 each (24V)

    This innovative, stylish wheelchair joystick controller allows you to move the e-chair in any direction smoothly and instantly with its user friendly control panel. It drives dual wheelchair motor intelligently by programmed microchip. You can really feel your fingers empowered with this state of art technology!

  • All-in-One, programmable Controller
  • 24Vdc, Maximum 50Amps
  • 5 Speed Ranges
  • Regenerative Braking
  • Parking Brake Open Circuit Detection
  • Parking Brake Manual Release Microswitch Detection
  • Including all connectors to motors and charger
  • Exchangeable to other common joystick controllers
  • Online User Guide (PDF)


    Brushless Joystick Controller (for dual brushless motors) -- IM-50B

    electric wheelchair controller, power wheelcahir controller, brushless wheelchair controller

    USD255 each (24V)


    This unique joystick controller drives dual BRUSHLESS motors intelligently by programmed microchip. This extends your wheelchair life up to 10 times longer than current brushed motor powered wheelchairs in the market.

  • All-in-One, programmable Controller
  • 24Vdc, Maximum 50Amps
  • 5 Speed Settings
  • Regenerative Braking
  • Parking Brake Open Circuit Detection
  • Parking Brake Manual Release Microswitch Detection
  • Including all connectors to motors and charger




    Cruise Speed Controller -- Programmable via PC USB port!
    Magic! ... It can drive your ebike even with failed motor hall sensors, throttle, breaker, or all of them failed together!
    It acts as sensorless controller when your motor hall effect sensors fail!



    Cruise Controller User Guide (.pdf) Dimensional Drawing (.pdf)
    Wiring Diagram (.pdf)    (.jpg)    (3D View) -- Download eDrawing to view (12.6Mb)



    Click to see programming user interface screen
    Download Parameter Setting Software for PC Windows XP(PD_282_speed.rar, 276KB)

    Special Features:
  • Cruise Speed Control
  • Programmable via PC to setup motor control parameters
  • Motor hall sensor failure redundency (Automatically switch to sensorless control)
  • Anti-theft alarm and wheel-locking by detection of vibration
  • True regenerative braking (only effective when you squeeze the hand brake)
  • Other failures redundency (Work with failed throttle and power breaker)
  • Work with multiple voltages: 24V, 36V and 48V with the same controller
  • Report failure components by beeps
  • Motor phase self detection and calibration
  • Support Forward and Reverse Control
  • Excessive Current Protection
  • Low Voltage Protection
  • High Reliability


  • Buy Now (wholesale prices negotiable)
    BAC-0281P
    36V/50A
    $59/set
    BAC-0282P
    48V/50A
    $59/set
    BAC-0501
    48V/100A
    $95/set
    BAC-0283P
    24V/50A
    $59/set
    PI-0200E
    external
    $33/set
    PI-0200I
    internal
    $33/set
    PI-300I
    internal
    $33/set
    ...Credit cards via PayPal...
    Please provide your contact phone number for shipping company use!


    Regenerative Braking Controllers


    Regen Controller Wiring Diagram (.pdf)

  • Regenerative braking (Find How It Works)
  • Over-heat protection
  • Over-current protection
  • Support forward and reverse
  • Motor phases auto-detection and self calibration (Instructions)
  • Enable and disable regenerative braking feature by a switch
  • Programmable for cut-off current, cut-off low voltage, accelerating/decelerating rate
  • Dimensions: 155 x 95 x 45mm




    *All prices quoted as F.O.B Shanghai, and subject to change from time to time


    Useful Info: Torque (in N*m) = 9.55 * Power (in watts) / Speed (in rpm)
    1N*m = 141.61 oz*in = 8.85 lb*in = 10,200.0 g*cm, 1.0 hp = 745.7 watts
    1.0 in = 2.54 cm, 1.0 kg = 2.205 lb = 35.27 oz, 1.0 mile = 1.61 Km, Tc=(Tf-32)*5/9

    20'/ft Container Volume: 33cbm/1170cft (internal: 5.9m x 2.35m x 2.39m)
    40'/ft Container Volume: 67cbm/2385cft (internal: 12.0m x 2.35 x 2.39m)
    Air Shipping Volume to Weight Conversion Formula: [L(cm) * W(cm) * H(cm)]/6000 => Kgs
    More Formulas and Equations...




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