kunray 48v 1000w brushed dc motor high speed electric motor & dc brush controller & gas accelerator throttle & ignition lock for dirt bike e-bike atv go kart moped mini bikes motorized bicycle kunray <br><b>specifications:</b> <br> <br><b>motor:</b> <br> <br>output: 1000w <br> <br>rated speed: 3000-3360 rpm <br> <br>rated voltage: 48v dc <br> <br>rated current: 27a <br> <br>no-load current: ≤2.8a <br> <br>peak efficiency at 36v: 80 percent <br> <br>reversible: (w/ polarity swap) <br> <br>sprocket:for 8mm t8f chain <br> <br>note: this motor is capable of rotation in either the clockwise or counterclockwise direction by reversing the motor's power wires. <br>but doing so will affect the life of the motor <br> <br><b>controller:</b> <br> <br>rated voltage: 48v dc <br> <br>match motor: 48v 1000 w <br> <br>conversion efficency: 95% <br> <br>under voltage protection: 31±0.5v <br> <br>speed regulator (throttle): 1-4 v <br> <br>gas handlebar throttle:</b> <br> <br>wire length:150cm <br> <br><b>controller wiring:</b> <br> <br>this controller has 10 connectors, compatible with many 48v <br>bikes with up to 1000w motors <br> <br>1. battery / 2. motor / 3. brake (2 plugs) / 4. three-speed / 5. indicator light (2 plugs)/ 6. ignition lock / 7. charger port / 8. derailleur (throttle) <br> <br>these controllers have 4 groups neccessary cables: battery, motor, ignition lock, derailleur (throttle),<br> when hook up these 4 groups cables, the e-bike can run normally. besides, this controller have other optional functions, you can hook them up according to your applications.e-scooter motor kit.