HEMM
Factory Direct Sale NEMA 17 0.45Nm Hybrid Stepper Motor for 3D Printer
Factory Direct Sale NEMA 17 0.45Nm Hybrid Stepper Motor for 3D Printer
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This product is a high-performance two-phase stepper motor with a step angle of 1.8°±5%, delivering precise motion control for automation equipment, 3D printing, CNC machining, and other precision applications.
Key Specifications
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Rated Voltage: 3.9V
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Rated Current: 1.3A
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Phases: 2
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Resistance: 3.0Ω ±10% (at 25°C)
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Inductance: 5.1mH ±20% (at 1kHz, 1Vrms)
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Holding Torque: 0.45N·m (61oz·in)
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Rotor Inertia: 82g·cm² (0.45oz·in²)
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Allowable Thrust Load: 10N
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Allowable Radial Load: 21N (on shaft end)
Electrical Performance
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Dielectric Strength: 500V AC (1 minute)
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Insulation Resistance: 100MΩ (1 minute)
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Insulation Class: Class B
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Temperature Rise: ≤80K (max.)
Environmental Durability
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Operating Ambient Temperature: -20°C to +50°C
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Operating Ambient Humidity: 15% to 90% (non-condensing)
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Service Life: 5000 hours
Mechanical & Safety Features
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Net Weight: Approx. 280g (9.8oz)
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Dielectric & Insulation Compliance: Meets industry safety standards
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