Mid Drive Motor QS138 90H 4KW V3 Liquid Cooled PMSM Kits with Reduction Gears Box EM260S Controller Display(Blet Pully Version)

controllerQS138 90H 4KW V3 Liquid Cooled PMSM Motor Kits With Reduction Gears Box VOTOL EM260S Controller DKD DisplayFor QS138 4000W V3 mid drive motor it could be used for electric light motorcycle dirtbike.E-motorcycle weight approx 130kg+2*80kgClimbing slope: 30°@208kgBattery: 72V50AhThis Link Contains1 pcs QS138 4KW V3 Liquid Cooled Mid-drive Motor1 pcs EM260S Controller with USB cable1 pcs DKD DisplayMotor DescriptionMotor Type: PMSM Motor With Internal Reduction GearsRated Power: 4000W Max Continue 7500W (13.5KW peak in few seconds)Rated Voltage: 72VSpeed: 4100RPM (basic RPM) 7000RPM peak with flux weakeningTorque: Rated Torque 32N.m Max Torque 120N.mMagnet Height: 90mm 5 pole pairsMotor Gear Ratio: 1:2.35Max Efficiency: approx 93%Continuous Battery Current: 80A (72V)Peak Battery Current: 200A (72V)Working Temperature: 70-130 peak 150 Single Hall Set with waterproof connectorsWaterproof Grade: IP67Cooling: Liquid coolingThermic Probe: KTY83/122Phase wire: 20mm²Color: BlackN.W./G.W.: approx 14.5kg/15.5kgPackage Dimension: 31cm*31cm*31cmEM260S Controller SPEC1. Available Battery Voltage: 48V-72V2. Rated DC current: 250A3. Boost current: 500A4. Peak Phase current: 690A5. Max. Power: 36KW6. Mosfets Detail: 36 FET7. Matched Motor Rated Power: 6KW-8KW8. Max. Efficiency: 92%9. Degree of Waterproof: IP6710. Flux Weaking Ratio: 200%11. Working Communication: Hall Sensor12. Net weight: 2200g13. Size: 212mm * 134mm * 73mm14. Support Programmable by PCDKD Display SPEC1) After power on the self-test of the display is completed then press and hold the left button for 10 seconds to enter the background and enter the password;2) Left-click to adjust data right-click to shift;3) Password 153 set the perimeter(mm) the number of motor pole pairs

• 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.