NEMA 17 42mm High Speed Brushless DC Motor

Gearbox may be fitted as required
12V, 24V, 2000rpm 4000rpm 8000rpm, 0.06Nm-0.25Nm (9Oz-in ~ 36Oz-in), 13 ~ 105 watts

nema17-brushless-dc-motors

General Specifications 
Winding connectionStar / WYE
Hall effect angle120 degree electrical angle
Radial play0.02mm@450g
End play0.02mm@450g
Max. radial force15N @ 10mm from the flange
Max. axial force10N
Insulation classClass B
Dielectric strength500VDC for one minute
Insulation resistance100MΩ min., 500VDC
Model GM42BLF
40-128-H
GM42BLF
60-113
GM42BLF
60-123
GM42BLF
60-130
GM42BLF
40-240
GM42BLF
60-240
GM42BLF
80-240
GM42BLF
100-240
GM42BLF
40-220
GM42BLF
60-214
GM42BLF
60-270
Number of pole8 pole
Number of phase3 phase
Rated voltageVolt1212121224242424242424
Rated speedRPM30001300230030004000400040004000200014007000
Rated torqueOz-in8.917.717.717.78.917.726.9368.917.717.7
Nm0.0630.1250.1250.1250.0630.1250.190.250.0630.1250.125
Rated currentA2.42.5451.83.55.26.60.91.36.2
Rated powerWatt20162938265279105131890
Peak torqueOz-in26.953.153.153.126.953.180.710726.953.153.1
Nm0.190.3750.3750.3750.190.3750.570.750.190.3750.375
Peak currentA7.2711145.410.515.6202.73.918.6
Rotor inertiag.c㎡2448484824487296244848
Length Lmm40606060406080100406060
WeightKg0.330.450.450.450.330.450.650.80.330.450.45

Dimensions (mm) 

GM42BLF NEMA 17 12V 24V brushless dc motors drawing

Wiring Diagram

GM42BLF81-240 Curve

(Rated n = 4000rpm, Rated T = 0.19Nm)

GM42BLF81-240 Speed vs Torque Curve