78W DC Motor 4000rpm NEMA 17 42mm 0.185nm DC Brushless Motor with Driver

• Application: Universal, Industrial, Household Appliances, Car, Power Tools
• Operating Speed: High Speed
• Excitation Mode: Permanent Magnet
• Function: Control, Driving
• Casing Protection: Closed Type
• Number of Poles: 8
• Model NO.: 42BLDC
• Structure and Working Principle: Brushless
• Type: Z4
• Certification: ISO9001, CE
• Brand: Holry
• Transport Package: Carton
• Specification: 42BLDC
• Trademark: HOLRY
• Origin: China
• HS Code: 8501109990
• Production Capacity: 50000pieces

Product Description

MODEL	42BLDC41-20340	42BLDC61-20540	42BLDC81-20840	42BLDC101-21040
Number of Poles	8	8	8	8
Number of Phases	3	3	3	3
Nominal Voltage(VDC)	24	24	24	24
Rated Speed(RPM)	4000	4000	4000	4000
Rated Torque(N.m)	0.0625	0.125	0.185	0.25
Rated Current(A)	1.8	3.5	5.2	6.6
Output Power(W)	26	52	78	105
Peak Torque(N.m)	0.18	0.38	0.55	0.75
Peak Current(A)	5.4	10.5	15.6	20
Torque Constant(N.m/A)	0.035	0.036	0.036	0.0376
Back EMF(V/krpm)	2.45	2.71	2.74	2.62
Rotor Inertia(g.cm2)	24	48	72	96
Body Length(L) mm	41	61	81	100
Weight  (kg)	0.33	0.45	0.65	0.8