Kunray 48V 2000W electric bicycle motor kit meets your versatility needs.
If you need to return the product, please do not damage the product and pack them. Our barcode label on the box should not be damaged.
<1> A: The motor wattage is less than 2000W, and the test only sees 1000W, or 650W lower.
B: About 48V 2000W power:
1. The peak power of the motor can reach 2000W. Please see our motor curve chart .
2. If you need to get the motor to peak power, you must use 24 mosfets 50A and above.
3. Use our 15 mosfets 33A controller. The motor power can reach 1500-1800W, because we usually use the scooter, so it is enough to use, make the motor last longer.
<2> A: Controller 3-speed wires use.
B: About the connection of the controller’s 3-speed wire:
Blue K1 Mid Speed
Yellow K2 LOW SPEED
(Default high speed, Blue and Black K1, Yellow and Black K2)
<3> A: motor temperature is too high.
B: About motor temperature is too high:
1. Since our brushless motor is high-powered and made of aluminum alloy, the motor quickly rises in temperature. It is normal, and the temperature is normal at around 100 degrees.
2. If the motor temperature exceeds 120 degrees, please stop using it, check the wiring is correct, and contact staff member in time.
3. The motor is naturally cooled by air cooling, waterproof: it is waterproof under normal rain (but not under water work)
<4> A: About broken and lost accessories:
B: 1. We will do our best to package each product.
When you receive the package, please check the product for the first time!
2. If the product is damaged or lost, please refuse to sign and contact staff member in time, we will return the goods for you in the first time.
<5> A: Why do I Connect All wire but motor does’t work ?
B:Please check all wire connect is correct, power lock wire connect ? battery have full power ? All sets we have test before sending.
<6> The battery voltage is the same as the voltage of the motor and the controller. Otherwise, the motor can’t exert the power it deserves.
48V 2000W Motor
48V 2000W Controller
With Battery Indicator LCD Throttle
Wide range of applications
【STRONG MOTOR】-Electric scooter BLDC motor, rated current: 42A, No-Load max speed: 4300r/min, max torque: 6.9N.m, with T8F 11Teeth sprocket chainwheel, aluminum body, full copper coil, can use 48V 10-20Ah battery (This kit does not contain battery ) .
【2000W 33A CONTROLLER】- 15mosfet 48V 2000W 33A brushless motor controller, with hall sensor, e-brake,reverse, indicator light and power lock functions. reverse and 3-speed and indicator light function can make your riding more interesting.
【MOTOR ACCESSORIES】- LCD Throttle and 3-speed switch( gift ), use LCD throttle can see battery level and have ignition lock and throttle function. the controller defaults to medium speed (about 80% of motor speed), use 3-speed switch to controller motor speed, low speed 60%, medium speed 80%, high speed 100%.
【EASY TO INSTALL】-we have manual to make your installation easier, test the video can search for «kunray» on YouTube.
【PACK LISTING】- 48V 2000W motor ,33A 2000w 48v brushless controller with hall, LCD throttle accelerator, 3-speed switch(gift), for the motor kit perfect for razor, e-Electric scooter, E-Bike, electric bicycle, e-Scooter, e-motor, motorcycle, Mini electric Motor, Dirt Bike Motor
(as of Feb 28,2020 18:46:31 UTC – Details)