NEMA11 2-Phase Hybrid Stepper Motor 28BYG304 - 28mm Frame, 1.8° Step Angle, 710 g.cm Holding Torque for CNC Engraving & Medical Equipment
Price:
$8.00 - $15.00 / Units
MOQ:
1 Unit
Delivery Time:
15-30 work days
Brand:
VIC-TECH
Product Description
NEMA11 2-Phase Hybrid Stepper Motor Overview
This 10V small 2-phase hybrid NEMA11 stepper motor (model 28BYG304) is engineered for precision applications including engraving machines and medical equipment. With a compact 28mm frame size and 1.8° step angle, it delivers reliable performance in demanding industrial environments.
Technical Specifications
Standard Operating Conditions
| No. | Item | Specification | Remarks |
|---|---|---|---|
| 1 | Voltage | 3.75 VDC | |
| 2 | Source Voltage | 24 VDC | Voltage applied to driver circuit |
| 3 | Phase | 2 Phase | |
| 4 | Rated Current | 0.67 A/Phase | Peak value when microstep |
| 5 | Exciting Mode | Bipolar | Refer to drive circuit |
| 6 | Step Angle | 1.8° ±7% | |
| 7 | Rotation | CW/CCW |
Electrical Characteristics
| No. | Item | Specification | Test Condition | Remarks |
|---|---|---|---|---|
| 1 | Resistance | 5.6±10% Ω | At 20℃ | Each phase |
| 2 | Inductance | 4±20% mH | At 1Hz, 0.3 Vrms | Each phase (Ref.) |
| 3 | Holding Torque | ≥710 g.cm | 710 g.cm minimum | |
| 4 | Detent Torque | ≤150 g.cm | 150 g.cm maximum | |
| 5 | Step Angle Accuracy | ±5% | Constant Current Driver/12V/Two Phase on/Rated current/Speed:1pps | |
| 8 | Dielectric Strength | ≤1 mA | 600VAC, 1 second | 1 mA maximum |
| 9 | Insulation Resistance | ≥100 MΩ | 500VDC | Between coil and endbells |
| 10 | Insulation Class | Coil class B | ||
| 11 | Temperature Rise | Less than 80℃ |
Mechanical Characteristics
| No. | Item | Specification |
|---|---|---|
| 1 | Outline Dimensions | See technical drawing |
| 2 | Rotor Inertia | 9 g.cm² |
| 3 | Weight | Approximately 0.11 kg |
| 4 | End Play of Shaft | 0.08mm @ 500g.f |
| 5 | Radial Play of Shaft | 0.02mm @ 500g.f |
Environmental Performance
| No. | Item | Operating Range |
|---|---|---|
| 1 | Operation Environment | Ambient Temperature: -20℃ to +50℃ Ambient Humidity: 15-85%RH (No condensation) |
| 2 | Storage Environment | Ambient Temperature: -30℃ to +70℃ Ambient Humidity: 15-85%RH (No condensation) |
Application Areas
- 3D Printers
- Monitoring Equipment
- Medical Machinery
- Vending Machines
- Engineering Vehicles
- CNC Engraving Machines
- ATM Machines
Technical Drawings
Customization & Manufacturing
We offer comprehensive customization services including shaft length and diameter modifications, along with OEM manufacturing capabilities. Our facilities in Shenzhen, Changzhou, and Dongguan are ISO9001:2008 certified, ensuring quality production for both small and large orders.
Lead Time Information
- Standard motors in stock: Within 3 days
- Standard motors not in stock: Within 15 days
- Customized products: Approximately 25-30 days
- New mold development: Approximately 45 days
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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
Changzhou Vic-Tech Motor Technology Co., Ltd.
Location
No.28,Shunyuan Road,Xinbei Dist,Changzhou,Jiangsu,China(Mainland)
Contact Person
Kangtai Lee