NEMA 17 Stepper Motor
This NEMA 17 bipolar stepper motor is one of the most widely used motors in its class, offering a precise 1.8° step angle and a compact 42 × 42 × 40 mm frame. Designed for reliability and consistent performance, it delivers a strong holding torque of 45Ncm while operating at 2A per phase.
Equipped with a 4-wire configuration and a 1-meter cable with connector, this motor is easy to integrate into a variety of motion control systems. It is an excellent choice for 3D printers, CNC machines, and robotics projects where accuracy and torque are essential.
🔧 Key Features
- ⚙️ 1.8° step angle for precise positioning
- 💪 High torque (45Ncm / 63.74 oz·in)
- 🔌 4-wire bipolar configuration with pre-attached cable
- 📏 Compact NEMA 17 (42×42mm) frame size
- ⚡ 2A per phase current rating
- 🧩 Standard 2.54mm pitch connector for easy connection
📊 Specifications
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Model: 17HS16-2004S1
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Motor Type: Bipolar stepper motor
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Step Angle: 1.8°
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Holding Torque: 45Ncm (63.74 oz·in)
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Rated Current: 2.0A per phase
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Phase Resistance: ~1.3Ω
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Inductance: 2.6mH ±20%
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Insulation Class: B (130°C)
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Frame Size: 42 × 42 mm
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Body Length: 40 mm
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Shaft Diameter: 5 mm
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Shaft Length: 23 mm
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Cable Length: 1 meter
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Weight: ~310g
🧠 Applications
- 🖨️ 3D printers (RepRap, Prusa, Mendel, Rostock)
- 🔩 CNC machines
- 🤖 Robotics and automation
- 🎯 Precision positioning systems
⭐ Why Choose This Motor?
This NEMA 17 stepper motor is a proven, industry-standard solution that balances torque, precision, and size—making it ideal for both hobbyists and professional builds.
