Casun Captive Stepper Motor Micro NEMA 8 21000 External Linear Actuator
Price:
$26-$31
MOQ:
1PC
Delivery Time:
7-15 days
Brand:
Casun
Product Description
Casun Captive Stepper Motor Micro NEMA 8 21000 External Linear Actuator
This motor is a NEMA 8 Captive Stepper Motor Linear Actuator, featuring a 1.8° step angle, NEMA 8 frame size, 0.24A rated current, and a durable Tr3.5x4 lead screw. Its reliable thrust performance, compact design, and customizable options make it ideal for automation equipment, medical instruments, and miniature robotics that require accuracy and efficiency.
Firt The 20mm Hybrid Stepper Motor Series delivers powerful holding torque in compact sizes. When paired with a microstepping driver, it reduces vibration and achieves higher step resolution. Available in standard configurations or customizable to your specifications.
Key Features
- Bipolar or unipolar versions available
- Hybrid stepper construction for enhanced performance
- Single or double shaft options
- CE and RoHS compliant
- Custom configurations available upon request
Dimensions
Motor Specifications
| Step Angle | 1.8° |
| Frame Size | 20 mm |
| Number of Phase | 2 Phase |
| Rated Current | 0.24 A |
| Mini Thrust | 0.5kg |
| Resistance | 22 Ω |
| Inductance | 6.0 mH |
| Rotor Inertia | 2 g-cm² |
| Motor Weight | 0.1 kg |
| Lead Screw | Tr3.5X4 |
| Connection | Bipolar |
Operating Specifications
| Maximum Temperature | 80°C |
| 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°C |
| Insulation Resistance | 100M Ohm at 500 VDC |
| Dielectric Strength | 500 VDC for 1 min |
| Shaft Radial Play | 0.02Max. (450g-load) |
| Shaft Axial Play | 0.08Max. (450g-load) |
| Max. Radial Force | 28N (20mm from flange) |
| Max. Axial Force | 10N |
Torque Curves
Available Models
| Model | Holding Torque | Step Angle | Length | Shaft Type | Rated Current |
|---|---|---|---|---|---|
| 35SHD0307-20 | 80mN.m | 1.8° | 20mm | Round Shaft | 0.4A |
| 35SHD0001-20 | 100mN.m | 1.8° | 26mm | Round Shaft | 0.4A |
| 35SHD0102-20B | 150mN.m | 1.8° | 34mm | D Shaft | 0.75A |
| 35SHD0801-20B | 280mN.m | 1.8° | 40mm | D Shaft | 0.5A |
Dimensions by Model
| Motor Length | Stroke | Dimension A | Dimension B |
|---|---|---|---|
| 27.5 mm | 25.4 mm | 27.5 mm | 17.2 mm Max |
| 33.9 mm | 22 mm Max | 22 mm Max | |
| 40.2 mm | 28 mm Max | 28 mm Max |
Custom Solutions Available
If our standard motors don't meet your requirements, we can customize motors to your exact specifications including:
- Special shaft configurations
- Custom winding parameters
- Modified installation dimensions
- Custom travel and linear travel per step
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
GUANGZHOU FUDE ELECTRONIC TECHNOLOGY CO.,LTD
Location
NO.61 Pingxi Industrial Zone, Huashan Town, Huadu District, GUANGZHOU, 510880,China
Contact Person
Sopina