NEMA 17 Linear Stepper Motor Thread Rod Micro Actuator Lead Screw Tr8 External Linear

Price Negotiable

Price: $12-$12.8

MOQ: 1PC

Delivery Time: 7-15 days

Brand: Casun

Product Description

NEMA 17 Linear Stepper Motor Thread Rod Micro Actuator Lead Screw Tr8 External Linear

Compared to other types of stepper motors, externally driven screw stepper motors can have higher mechanical efficiency. Suitable for printers, engraving machines, 3D printers, and robots.

Key Features

Bipolar or unipolar versions available
Each model of our stepper motor is suitable for diverse applications
Available in single or double shaft versions
Having operated in China for 12 years, we have served over 800 customers
Professional research and development manufacturing

Dimensions

NEMA 17 Linear Stepper Motor dimensional diagram

Motor Specifications

Specification	Value
Step Angle	1.8°
Frame Size	42 mm
Number of Phase	2 Phase
Rated Current	2 Amp
Holding Torque	450 mN.m
Resistance	1.1 ohm
Inductance	2.6 mH
Rotor Inertia	57g-cm²
Motor Weight	0.3 kg
Lead Screw	Tr8X4
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

Shaft Radial Play: 0.02 Max. (450g-load)

Shaft Axial Play: 0.08 Max. (450g-load)

Max. Radial Force: 28N (20mm from the flange)

Max. Axial Force: 10N

Available Models

Model	Holding Torque	Step Angle	Motor Length	Type of Shaft	Rated Current
42SHD4950	0.13N.m	1.8°	20mm	D Shaft-20mm	1.0A
42SHD4003	0.26N.m	1.8°	34mm	D Shaft-20mm	0.4A
42SHD0261	0.45N.m	1.8°	40mm	D Shaft-20mm	1.68A
42SHD4425	0.59N.m	1.8°	48mm	D Shaft-24mm	2.0A
42SHD4813	0.8N.m	1.8°	60mm	D Shaft-24mm	2.1A

Body Length	Diameter of Screw	Pitch	Length of Screw
20 mm	5	2	20-1000 mm
34 mm	8	1.27	3.175
40 mm	6.35	6.35	6.5
48 mm	3	8	1
60 mm	6.35	8	12

Customization Options

If our standard motor cannot meet your needs, we can customize the motor according to your requirements. Customized content includes but is not limited to special shafts, winding parameters, installation dimensions, lead wires with special requirements, connectors, etc.

Available Options

Encoder