NEMA 17 42mm High Speed Brushless DC Motor

Gearbox and encoder may be fitted as required
24 volt, 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
41-220
GM42BLF
41-240
GM42BLF
41-280
GM42BLF
61-220
GM42BLF
61-240
GM42BLF
61-280
GM42BLF
81-220
GM42BLF
81-240
GM42BLF
81-280
GM42BLF
100-220
GM42BLF
100-240
GM42BLF
100-260
Number of pole8 pole
Number of phase3 phase
Rated voltageVolt242424242424242424242424
Rated speedRPM2000rpm40008000200040008000200040008000200040006000
Continuous stall torqueOz-in10.210.210.220.420.420.431.931.931.9434343
N.m0.0720.0720.0720.1440.1440.1440.2250.2250.2250.30.30.3
Rated torqueOz-in8.98.98.917.717.717.726.926.926.9363636
Nm0.0630.0630.0630.1250.1250.1250.190.190.190.250.250.25
Rated powerWatt132652265210439.57915852.5105105
Peak torqueOz-in26.926.926.953.153.153.180.780.780.7107107107
Nm0.190.190.190.3750.3750.3750.570.570.570.750.750.75
Peak currentA2.75.410.85.310.621.27.2514.529102030
Back E.M.FV/KRPM7.823.332.17.823.662.17.823.332.17.823.663
Rotor inertiag.c㎡242424484848727272969696
Body lengthmm414141616161818181101101101
WeightKg0.30.30.30.450.450.450.60.60.60.80.80.8

Dimensions (mm) 

(GM42BLF81-240)

GM42BLF81-240 Brushless DC Motor Dimensions

Wiring Diagram

GM42BLF81-240 Curve

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

GM42BLF81-240 Speed vs Torque Curve