Item	pecifications
Step Angle	1.8º
Step Angle Accuracy	±5%
Resistance Accuracy	±10%
Inductance Accuracy	±20%
Temperature Rise	80℃ Max.
Ambient Temperature	-20℃~+50℃
Insulation Resistance	100MΩ Min.,500VDC
Dielectric Strength	500VAC for one minute
Shaft Radial Play	0.02Max.(450 g-load)
Shaft Axial Play	0.08Max.(450 g-load)

42BHH series stepper motor parameter list NEMA 17BHH (inch) series step-motor parameter list
New Model	Old Model	No.of Phase	Voltage	Current	Induc-tance	Resis-tance	Holding Troque	Rotor Inertia	Weight	Length	Lead Wire Number
			V	A	mh±20％	Ω±10％	kg.cm	g.cm²	kg	mm	NO.
42BHH30-060A	42BYGH2901	2	4.4	0.6	6	7	1.2	32	0.4	30	4
42BHH30-080A	42BYGH2908C-04	2	3.8	0.8	7.8	4.8	2.6	32	0.24	30	4
42BHH30-160A	42BYGH2916-04	2	2.08	1.6	0.9	1.3	1.5	32	0.14	30	4
42BHH34-022B	42BYGH0613	4	12	0.22	30	55	1.4	35	0.2	34	6
42BHH34-033A	42BYGH011A	2	12	0.33	49	34	2.5	35	0.2	34	4
42BHH34-040B	42BYGH023	4	12	0.4	18.5	30	2	35	0.2	34	6
42BHH34-060B	42BYGH030-34	4	3	0.6	3	5	1.2	35	0.2	34	6
42BHH34-080A	42BYGH3428-19	2	5.2	0.8	4.6	6.5	2.3	35	0.2	34	4
42BHH34-120B	42BYGH3415-25	4	2.4	1.2	1.4	2	1.7	35	0.25	34	6
42BHH34-170A	42BYGH004-16	2	2.1	1.7	1.5	1.2	2.2	35	0.24	34	4
42BHH34-200A	42BYGH035-JS64	2	1.4	2	1.1	0.7	2.5	35	0.45	34	4
42BHH39-040A	42BYGH168	2	10.4	0.4	45	26	3.4	55	0.25	39	4
42BHH39-080B	42BYGH3913-08A	4	6	0.8	7	7.5	3	55	0.25	39	6
42BHH39-120B	42BYGH102	4	4	1.2	3.2	3	3	55	0.24	39	6
42BHH39-130A	42BYGH010XY	2	3.38	1.3	3.8	2.6	2.6	55	0.6	39	4
42BHH39-170A	42BYGH101	2	2.6	1.7	2.3	1.5	4.2	55	0.24	39	4
42BHH40-031B	42BYGH132	4	12	0.31	34	37.5	2.5	55	0.24	40	6
42BHH40-050A	42BYGH104	2	4.5	0.5	14	9	2.5	55	0.24	40	4
42BHH40-080B	42BYGH126	4	5.6	0.8	7	7	2.8	55	0.24	40	6
42BHH40-100B	42BYGH138-55A	4	5.7	1	5.5	6	3.3	55	0.24	40	6
42BHH40-120A	42BYGH102-01	2	7.2	1.2	12	6	5	55	0.24	40	4
42BHH40-150B	42BYGH108-31	4	3	1.5	2	2	2.7	55	0.24	40	6
42BHH40-170A	42BYGH109	2	2.2	1.7	1.8	1.29	2.8	55	0.24	40	4
42BHH40-300A	42BYGH130-02	2	1.35	3	0.6	0.45	3.6	55	0.24	40	4
42BHH44-030A	42BYGH441-01	2	25	0.3	148	83	5	60	0.34	44	4
42BHH44-038B	42BYGH4418B-08	4	12	0.38	32	30	3.2	60	0.33	44	6
42BHH44-080A	42BYGH4406	2	4.8	0.8	15	6	4.8	60	0.34	44	4
42BHH44-100A	42BYGH4456-39	2	3.5	1	8.2	3.5	4.6	60	0.34	44	4
42BHH44-100B	42BYGH4408-08	4	5	1	6.8	5	3.5	60	0.34	44	6
42BHH44-120A	42BYGH4460X-07	2	3.84	1.2	7.6	3.2	4.5	60	0.24	44	4
42BHH48-018B	42BYGH408	4	21	0.18	90	120	3	76	0.34	48	6
42BHH48-030A	42BYGH275-71B	2	18	0.3	98	54	5	76	0.35	48	4
42BHH48-060B	42BYGH402	4	12	0.6	13.5	19.5	3.8	76	0.34	48	6
42BHH48-080A	42BYGH301	2	7.2	0.8	14	9	4.2	76	0.6	48	4
42BHH48-100A	42BYGH204	2	4.3	1	6.3	4.3	4	76	0.34	48	4
42BHH48-100B	42BYGH203	4	4.3	1	4.2	4.3	3.2	76	0.34	48	6
42BHH48-120B	42BYGH270-09A	4	5.2	1.2	4.2	4.2	4.5	76	0.35	48	6
42BHH48-150A	42BYGH4806B-19	2	4	1.5	5.5	2.6	6	76	0.35	48	4
42BHH48-200A	42BYGH209B-404	2	3	2	3	1.5	4.3	76	0.34	48	4
42BHH48-250A	42BYGH4828A-404	2	3.12	2.5	1.8	1.25	4.8	76	0.4	48	4
42BHH48-300A	42BYGH230	2	1.5	3	0.8	0.5	4.2	76	0.34	48	4
42BHH52-050A	42BYGH5202A-24	2	8.2	0.5	40	16.5	6	80	0.45	52	4
42BHH52-100B	42BYGH5201-24	4	5.8	1	6.8	5.8	5.2	80	0.45	52	6
42BHH52-150A	42BYGH5201B-24	2	4.5	1.5	6	3	6.8	80	0.45	52	4
42BHH58-210A	42BYGH5821-24	2	2	2.1	2.4	0.95	6	90	0.55	58	4

±20% Inductance Accuracy NAME 17BHH(inch)-42BHH (mm)Series 2 Phase Hybrid Stepper Motor (four-phase )

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±20% Inductance Accuracy NAME 17BHH(inch)-42BHH (mm)Series 2 Phase Hybrid Stepper Motor (four-phase )

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