QS138 70H V1 QS138 70H V1 noGEAR 3Kw-10Kw72V type-A QS138 70H V1 motor no GEAR 3Kw 72VMotor type:QS138 70H 3KW V1 Mid Drive MotorBrand:QSMOTORMotor Design:PMSMMatched tire:12-19inchMagnet Height:70HRated power:3000WPeak power:10000WRated voltage:48v-96v, 72v as defaultSpeed:3800RPM@72V, 6000RPM after flux weakeningMax torque:45-55N.mCooling methods:Air coolingMax efficiency:94%Thermic probe:KTY83-122Working temperature:70-120℃, peak 150℃Hall sensor:1 setPhase cable:16mm² Cross Section of Phase Wire (not include insulation layer)Waterproof grade:IP67Color :BlackN.W./G.W.:11kgs/12.79kgs Click here