3 PCS Nema 17 Stepper Motor 3-17HS16-2004S1 45Ncm 4 Wires with 1m Cable & Connector
3 PCS Nema 17 Stepper Motor 3-17HS16-2004S1 45Ncm 4 Wires with 1m Cable & Connector
This is one of the most popular NEMA 17 stepper motors. It has a 1.8° step angle and dimensions of 42 × 42 × 40 mm. It features 4 wires, a 1 m cable, and a 2.54 mm pitch connector. Phase current is 2.0 A, and holding torque is 45 N·cm (64 oz·in). It is used in RepRap Prusa, Mendel 90, Rostock, and similar 3D printers, as well as CNC and robotics applications.

Electrical Specification:
Manufacturer Part Number: 17HS16-2004S1
Motor Type: Bipolar Stepper
Step Angle: 1.8 deg
Holding Torque: 45Ncm(64oz.in)
Rated Current/phase: 2A
Voltage: 2.2V
Phase Resistance: 1.1ohms
Inductance: 2.6mH ± 20%(1KHz)
Physical Specification:
Frame Size: 42 x 42mm
Body Length: 40mm
Shaft Diameter: Φ5mm
Shaft Length: 23mm
D-cut Length: 21mm
Number of Leads: 4
Lead Length: 1000mm
Weight: 310g

| Electrical Specification | |
|---|---|
| Bipolar/Unipolar | Bipolar |
| Holding Torque (Ncm) | 45 |
| Holding Torque (oz.in) | 64 |
| Inductance(mH) | 2.6 |
| Phase Resistance(ohm) | 1.1 |
| Rated Current (A) | 2 |
| Step Angle(°) | 1.8 |
| Physical Specification | |
| Body Length(mm) | 40 |
| Frame Size(mm) | 42x42 |
| Lead Length(mm) | 1000 |
| No. of Lead | 4 |
| Shaft Diameter(mm) | 5 |
| Shaft Length(mm) | 23 |
| Shaft Type | D-Cut |
| Single Shaft/Dual Shaft | Single Shaft |
| Weight(g) | 300 |
- Connectors: Molex, Harwin, Tyco/AMP, JST etc.
- Lead wires & cables: Special lengths, Protective hose
- Shaft: Round, D-Cut, Cross drilled, Key-Way, Thread or Hollow
- Winding: Resistance, Inductance, Rated Current, etc.
- Connectors: Molex, Harwin, Tyco/AMP, JST etc.
- Lead wires & cables: Special lengths, Protective hose
- Shaft: Round, D-Cut, Cross drilled, Key-Way, Thread or Hollow
- Winding: Resistance, Inductance, Rated Current, etc.


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