The stepper motor has improved its stability and reliability through optimized design and manufacturing processes, enabling the motor to operate stably for long periods of time in harsh working environments.

Widely used in various fields such as automation equipment, robots, and robotic arms.

Features:

High accuracy and torque
For electronic industrial equipment and high-tech industry equipment
Our engineers will contact you within 48 hours to offer the most suitable solution
With a 12-year history in China and more than 800 clients served
Every stepper motor model is adaptable to a range of applications

Motor Specifications

Step Angel	1.8 °
Fram Size	57 mm
Number of Phase	2 Phase
Rated Current	2.8 A
Holding Torque	1010 mN.m
Resistance	0.83 ohm
Inductance	2.2 mH
Rotor Inertia	220 g-cm²
Motor weight	0.55 kg
Number of leads	4
Connection	Bipolar

Appearance

Dimensions

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

Model	Holding Torque	Step Angle	Length	Type of Shaft	Rated Current
57SHD4013-21B	0.6N.m	1.8°	41mm	D Shaft-21mm	1.0A
57SHD4415-21B	1.1N.m	1.8°	54mm	D Shaft-21mm	3.0A
57SHD4816-21B	2.0N.m	1.8°	76mm	D Shaft-21mm	3.0A
57SHD4913-21B	2.5N.m	1.8°	83mm	D Shaft-21mm	3.0A
57SHD4934-20B	3.0N.m	1.8°	100mm	D Shaft-20mm	3.0A

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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.

Options:

Encoder	Brake	Gearbox	Shaft

Please click the "Get a quote" button below to tell us your requirements.

Inquiry Cart 0

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NEMA 23 Two-phase 1.8° 57 STEPPER MOTOR 50mm Body Low Noise 1.01N.m For Laser Marking

High accuracy and torque

For electronic industrial equipment and high-tech industry equipment

Our engineers will contact you within 48 hours to offer the most suitable solution

With a 12-year history in China and more than 800 clients served

Every stepper motor model is adaptable to a range of applications

Motor Specifications

Step Angel

1.8 °

Fram Size

57 mm

Number of Phase

2 Phase

Rated Current

2.8 A

Holding Torque

1010 mN.m

Resistance

0.83 ohm

Inductance

2.2 mH

Rotor Inertia

220 g-cm²

Motor weight

0.55 kg

Number of leads

4

Connection

Bipolar

Appearance