Mid Drive Motor 1000W 72V QS90 55KPH 3500RPM PMSM Mid Drive Motor Kits with EM-50-4 Controller(Sprocket Type)

controller1 pc x QS90 1KW Mid Drive Motor (Belt or Sprocket Type)1 pc x EM-50-4 Controller with USB CableMatched Wheel: 10inch Wheel (as default)Magnet Height: 70mm 5 pole pairsRated Power: 1000WRated Voltage: 60VSpeed: 2900RPM (basic RPM) 3500RPM peak with flux weakeningMax Torque: approx 25.2N.mMax Efficiency: 93%Single Hall Plate with waterproof connectors6mm² Cross Section of Phase Wire (not include insulation layer)Hall Sensor Phasing angle: 60 degree1) Model: EM-50-42) Available Battery Voltage: 48V-72V3) Available Motor Power: 800W-1200W4) DC Current: 50A5) Boost Current: 80A6) Peak Phase Current: 185A7) Working Communication: Hall Sensor8) Size: 181mm * 94mm * 50mm9) Weight: 0.95kg10) Defaut Throttle Working Voltage: 0V - 5V11) Material: Aluminum12) Controller Design: Brushless DC Motor Controller13) Support Programmable by PC

• controller
• High torque output: amplified torque through gear reduction suitable for steep slopes mountains and other complex terrain
• Modularized design: motor controller and sensor are highly integrated and the parts can be replaced separately during maintenance.
• Compatible with a wide range of vehicles: can match vehicles with different wheel diameters and tire types.
• High stability: The motor is located in the middle of the vehicle to improve driving stability especially suitable for high-speed riding or off-road scenarios.
• Wide applicability：It is suitable for DIY electric scooters electric bikes E-Motorcycle Moped etc.