julio 24, 2026
1pc QS138 90H 4000W(7500W) Mid drive motor with sprocket shaft. For QS 138 90H motor power train kits, it could be used for electric motorcycle, which could be 72V 110KPH. Magnet: strong V magnet 90H.
julio 24, 2026
For QS138 90H motor power train kits, it could be used for electric motorcycle, which could be 72V 110KPH.e.g. Dirt bike4000W Mid Drive Motor (Sprocket Wheel or Pulley)Motor Brand: QS Motor, QSMOTOR, Customized Brand.Motor Type: DC Brushless Permanent Magnet MotorMotor Design: Mid Drive with Single AxleMagnet: strong V magnet 90H.Power: 4000W (maximum 14KW, sometimes can reach 20KW).Rated Voltage: 72VRotating: maximum 7000rpmMaximum Speed: 90km/h to 120km/h.Maximum Torque: 60N.m to 80N.m.Maxim Efficiency: 91%Waterproof Grade: IP54Color: BlackPacking List:1. 1pc * QS138 90H 4000W(7500W) Mid drive motor with sprocket shaft2. 1pc * ND72680 Blue build-in bluetooth controller3. 1pc * DKD speed display4. 1pc * motorcycle throttle5. 1pc * motor main line6. 1pc * dc voltage converter7. 1pc * e-lock Shipping and Feedback:1. Please check your name, address, and phone number is right.2.Shipping time:Standard shipping from US warehouse by FedEx;Handing time:About 7 business days.3. After you place a order, we will ship out your goods as soon as possible, please check the tracking timely.4. If you can't find the tracking, please let us know, we will provide a positive feedback to you.5.We will be appreciated of that you leave us a 5 star feedback if you are satisfied with our goods.6.If you have any problems with our goods, please contact us first!!! We will do our best service to help you.7.Any questions, don't hesitate to contact us.
julio 24, 2026
For QS138 90H motor power train kits, it could be used for electric motorcycle, which could be 72V 110KPH.e.g. Dirt bike4000W Mid Drive Motor (Sprocket Wheel or Pulley)Motor Brand: QS Motor, QSMOTOR, Customized Brand.Motor Type: DC Brushless Permanent Magnet MotorMotor Design: Mid Drive with Single AxleMagnet: strong V magnet 90H.Power: 4000W (maximum 14KW, sometimes can reach 20KW).Rated Voltage: 72VRotating: maximum 7000rpmMaximum Speed: 90km/h to 120km/h.Maximum Torque: 60N.m to 80N.m.Maxim Efficiency: 91%Waterproof Grade: IP54Color: BlackPacking List:1. 1pc * QS138 90H 4000W(7500W) Mid drive motor with sprocket shaft2. 1pc * ND72680 Blue build-in bluetooth controller3. 1pc * DKD speed display4. 1pc * motorcycle throttle5. 1pc * motor main line6. 1pc * dc voltage converter7. 1pc * e-lock Shipping and Feedback:1. Please check your name, address, and phone number is right.2.Shipping time:Standard shipping from US warehouse by FedEx;Handing time:About 7 business days.3. After you place a order, we will ship out your goods as soon as possible, please check the tracking timely.4. If you can't find the tracking, please let us know, we will provide a positive feedback to you.5.We will be appreciated of that you leave us a 5 star feedback if you are satisfied with our goods.6.If you have any problems with our goods, please contact us first!!! We will do our best service to help you.7.Any questions, don't hesitate to contact us.
julio 24, 2026
QS165 60H 10kW IPM PMSM Mid Drive Motor with 1:2.37 Gearbox for Off-road Dirtbikeand Lightbike Key Features 1). Simplify to make a electric-scooter. Gearbox, transmission shaft, clutch are no need. Which save space.2). It could be installed in the rear to save more space for battery.3). Support regenerative braking4). High efficiency: 85~92%Packing List:1. 1pc * QS165 60H 10KW Mid drive motor with sprocket shaft 2. 1pc * ND721200/ND721800 Black Fardriver controller3. 1pc * DKD speed display4. 1pc * motorcycle throttle5. 1pc * motor main line6. 1pc * dc voltage converter7. 1pc * e-lock Shipping and Feedback:1. Please check your name, address, and phone number is right.2.Shipping time:Standard shipping from US warehouse by FedEx;Handing time:About 7 business days.3. After you place a order, we will ship out your goods as soon as possible, please check the tracking timely.4. If you can't find the tracking, please let us know, we will provide a positive feedback to you.5.We will be appreciated of that you leave us a 5 star feedback if you are satisfied with our goods.6.If you have any problems with our goods, please contact us first!!! We will do our best service to help you.7.Any questions, don't hesitate to contact us.
julio 24, 2026
QS Motor Sprocket type 520 New Launched Product 120 2000W 35H mid drive Motor for electric motorcycleIf any question about the motor, please contact sellerFor 120 2000W mid drive motor and controller, it could be used for electric scooter, electric motorcycle.It could be 72V 70KPH Production Description: Motor Specification:QS Motor 2000W 120 70H Mid Drive MotorMotor Type: PMSM Permanent Magnet Inner Rotor Motor With Hall SensorBrand: QS Motor,QSMOTORMotor Design: Single axleMatched Wheel: 12inch Wheel (as default)Magnet Height: 70mm, 5 pole pairsRated Power: 2000W (peak power, pending) Rated Voltage: 72V as defaultSpeed: 70KPH No-load rpm: 2800rpm without flux weakening, 4400RPM with flux weakening.Max Torque: 216.7N.m (with Reduction ratio 1:4.77)Reduction ratio: 1:4.77 (as default)Max Efficiency: 88%Continuous Battery Current: 35A (72V)Peak Battery Current: 60A (72V)Suggest Peak Phase Current: 250AThermic Probe: None as default Working Temperature: pendingSingle Hall Plate with waterproof connectors 8mm⊃2; Cross Section of Phase Wire (not include insulation layer)Hall Sensor Phasing angle: 120 degreeWaterproof Grade: IP67Color: Black N. W./G.W.: 7.8kg/9.1kg Package Dimension: 34cmX34cmX33cm Nanjing Fardriver Controller Specification: 1). Controller Type: Sine Wave FOC Controller2). Model Number: ND722403). Max. Bus Current: 70A4). Max. Phase Current: 260A5). Temp Sensor: KTY83-1226). Working Voltage:48V/60V/72V, max. 88V7).Compatible Motor Power: 1000W-1500W8). Size: 175mm*105mm*53mm9). Weight:1.05KGS Shipping and Feedback:1. Please check your name, address, and phone number is right.2.This Mid drive motor kit will ship from China by Standard shipping, it takes about 7-10 business days .3. After you place a order, we will ship out your goods as soon as possible, please check the tracking timely.4. If you can't find the tracking, please let us know, we will provide a positive feedback to you.5.We will be appreciated of that you leave us a 5 star feedback if you are satisfied with our goods.6.If you have any problems with our goods, please contact us first!!! We will do our best service to help you.7.Any questions, don't hesitate to contact us.
julio 24, 2026
For QS138 90H motor power train kits, it could be used for electric motorcycle, which could be 72V 110KPH.e.g. Dirt bike4000W Mid Drive Motor (Sprocket Wheel or Pulley)Motor Brand: QS Motor, QSMOTOR, Customized Brand.Motor Type: DC Brushless Permanent Magnet MotorMotor Design: Mid Drive with Single AxleMagnet: strong V magnet 90H.Power: 4000W (maximum 14KW, sometimes can reach 20KW).Rated Voltage: 72VRotating: maximum 7000rpmMaximum Speed: 90km/h to 120km/h.Maximum Torque: 60N.m to 80N.m.Maxim Efficiency: 91%Waterproof Grade: IP54Color: BlackPacking List:1. 1pc * QS138 90H 4000W(7500W) Mid drive motor with sprocket shaft2. 1pc * ND72680 Blue build-in bluetooth controller3. 1pc * DKD speed display4. 1pc * motorcycle throttle5. 1pc * motor main line6. 1pc * dc voltage converter7. 1pc * e-lock Shipping and Feedback:1. Please check your name, address, and phone number is right.2.Shipping time:Standard shipping from US warehouse by FedEx;Handing time:About 7 business days.3. After you place a order, we will ship out your goods as soon as possible, please check the tracking timely.4. If you can't find the tracking, please let us know, we will provide a positive feedback to you.5.We will be appreciated of that you leave us a 5 star feedback if you are satisfied with our goods.6.If you have any problems with our goods, please contact us first!!! We will do our best service to help you.7.Any questions, don't hesitate to contact us.
julio 24, 2026
1 Model: ND72680. 1pcs QS138-C 90H V3 mid drive motor with 1:2.35 gear box. 1pc QS138-C 90H V3 mid drive motor with 1:2.35 gear box. Magnet Height:90mm,5 pole pairs. Motor Gear ratio:1:2.35. Motor Type:PMSM inner Rotor Motor.