Product Name: 42mm 24V 36V 48V 5000rpm BLDC Electrical Brushless DC Motor Model NO.: 42zw01 Certification: ISO9001, ISO14001 Structure and Working Principle: Brushless Number of Poles: 8 Function: Driving Excitation Mode: Compound Operating Speed: Constant Speed Application: Universal, Industrial, Household Appliances, Car, Power Tools, Medical Equpiments Transport Package: Carton and Pallet Specification: CE, RoHS, ISO Origin: Changzhou, Jiangsu, China HS Code: 8501310000 Product Description Model42ZWX0142ZWX0242ZWX03VoltageV24No load speedrpm500050005000Rated torqueNm0.0630.1250.185Rated speedrpm400040004000Rated currentA1.653.404.50Torque(max)Nm0.1890.3750.500At Torque(max)CurrentA4.49.011.5Rotor inertiaKgmm²5.29.313.4Back-EMF constantV/krpm3.173.133.28Torque ConstantNm/A0.0450.0440.047Resistance(20ºC)ohm1.420.730.39WeightKg0.290.470.65L1mm40.560.580.5Rotor:Lamm204060Normal type of shaft