42HB series two four phase hybrid stepper motorDetailed product description：

42HB series 24 phase hybrid stepper motor (42BYG250A/B/C)

Step Accuracy ± 5%
Temperature Rise 75 ℃ Max
Environmental Temperature Range: -20 ℃~+50 ℃
Insulation Class B
Insulation Resistance 500VDC 100M Ω Min
Dielectric Strength 500VAC 50Hz 1Ma Minute
Radial runout 0.02mmMax (450g load)
Axial clearance 0.08mmMax (450g load)
Matcheddriver YK2203MA/YK2304MA/YK2404MA

Technical parameters of 42HB series 24 phase hybrid stepper motor

model Model	step angle Step Angle (O)	Body length Length L(mm)	rated current Current (A/phase)	Phase resistance Resistance (Ω/phase)	mutual inductance Inductance (mH/phase)	Maintain torque Holding torque (N.m)	moment of inertia Rotor inertia (g.cmtwo)	weight Weight (kg)
42HB28-064	one point eight	twenty-eight	zero point eight	eight	ten	twelve	thirty-two	zero point one five
42HB34-034	one point eight	thirty-four	zero point three	forty	twenty-two	zero point one two five	thirty-four	zero point two
42HB40-054	one point eight	forty	zero point five	eight	fifteen	zero point two six	fifty-four	zero point two four
42HB44-054	one point eight	forty-four	zero point five	eighteen	twenty-three	zero point two nine	fifty	zero point three
42HB46-044	one point eight	forty-six	zero point four	thirty	twenty-eight	zero point three eight	sixty-eight	zero point three four
42HB48-174	one point eight	forty-eight	one point seven	one point six	two point eight	zero point four zero	sixty-eight	zero point three five