The braking device can prevent reverse rotation when the motor is overloaded or accidentally stopped, thereby preventing motor damage and system failure.

A stepper motor with brakes can reduce mechanical vibration and shaking.

Features:

Bipolar or unipolar versions available
For high-tech industry and electronic industry equipment
Available in single or double shaft versions
Our products deliver exceptional torque and precision
Our services are tailored to meet your needs and we actively welcome contract manufacturing

Dimensions

Motor Specifications

Step Angel	1.8 °
Fram Size	42 mm
Number of Phase	2 Phase
Rated Current	1.2 A
Holding Torque	300mN.m
Resistance	5.0 om
Inductance	6.2 mH
Rotor Inertia	38 g-cm²
Motor weight	0.42 kg
Number of leads	4
Connection	Bipolar

Operating Specifications

Step Angle: 1.8°

Maximum Temperature :80°C maximum

Ambient Temperature: -20 °C to 50°C

Storage Temperature -20: °C to 100°C

Humidity Range (%) :85% or less, non-condensing

Magnet Wire Insulation :Class B 130 deg C

Insulation Resistance :100M Ohm at 500 VDC

Dielectric Strength :500 VDC for 1 min

Torque Curves

Submodels

Casun Model	General Model	Step Angle	Motor Length	Rated Current	Holding Torque
0.9° Degree
42SHB4002-17	17HM08-1204S	0.9°	20mm	1.2 A	0.11 N.m
42SHB0303-22	_	0.9°	34mm	0.5A	0.24 N.m
42SHB0509-24B	17HM15-0904S	0.9°	40mm	0.9 A	0.35 N.m
42SHB4608-24B1	17HM19-2004S	0.9°	48mm	2.0 A	0.46 N.m
1.8° Degree
42SHD4950-20B	17HS08-1004S	1.8°	20mm	1.0 A	0.13 N.m
45SHD0513-20B	_	1.8°	26mm	1.2A	0.26N.m
42SHD0008-24	17HS-0316S	1.8°	34mm	0.3 A	0.16 N.m
42SHD4003-20B	17HS13-0404S1	1.8°	34mm	0.4 A	0.26 N.m
42SHD4046-24	17HS13-1334S	1.8°	34mm	1.33 A	0.22 N.m
42SHD0217-24B	17HS4401	1.8°	40mm	1.5 A	0.5 N.m
42SHD0192-24B	17HS15-1504S1	1.8°	40mm	1.5 A	0.45 N.m
42SHD0134-22B	17HS15-1704S	1.8°	40mm	1.7 A	0.44 N.m
42SHD0285-24B	17HS15-0404S	1.8°	40mm	0.4 A	0.4 N.m
42SHD4425-24B	17HS19-2004S1	1.8°	48mm	2.0 A	0.59 N.m
42SHD4463-24B	42BYGHW811	1.8°	48mm	2.5 A	0.48 N.m
42SHD0450-20BH	17HS8401S	1.8°	48mm	1.8A	0.52N.m
42SHD4813-24B	17HS24-2104S	1.8°	60mm	2.1 A	0.8 N.m

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If our standard motor cannot meet your needs,

we can customize the motor according to your needs

Customized content includes but is not limited to special shafts, winding parameters, installation dimensions, lead wires with special requirements, connectors, etc.