| Technical data |
| Specifications |
| Model Number: | HT17-271 |
| Frame Size: | NEMA 17 |
| Motor Type: | High torque |
| Part Number w/Double Shaft: | HT17-271D |
| Part Number w/Encoder: | HT17-271D-WAA or HT17-271D-CAA or HT17-271D-BAA |
| Encoder Feedback: | Optional |
| Encoder Resolution: | 2,000 lines (8,000 counts quadrature) |
| Motor Length: | 1.57 inches |
| Number of Lead Wires: | 8 |
| Lead Wire Configuration: | flying leads, no connector |
| Lead Wire/Cable Length: | 12 inches |
| Lead Wire Gauge: | 26 AWG |
| Unipolar Holding Torque: | 41.1 oz-in |
| Bipolar Holding Torque: | 52.4 oz-in |
| Step Angle: | 1.8 deg |
| Bipolar Series Current: | 0.85 A/phase |
| Bipolar Series Resistance: | 7.0 Ohms/phase |
| Bipolar Series Inductance: | 12.0 mH/phase |
| Bipolar Parallel Current: | 1.70 A/phase |
| Bipolar Parallel Resistance: | 1.7 Ohms/phase |
| Bipolar Parallel Inductance: | 3.0 mH/phase |
| Unipolar Current: | 1.20 A/phase |
| Unipolar Resistance: | 3.5 Ohms/phase |
| Unipolar Inductance: | 3.0 mH/phase |
| Rotor Inertia: | 8.07E-04 oz-in-sec2 |
| Integral Gearhead: | No |
| Weight: | 0.6 lbs |
| Storage Temperature: | -30 to 70 °C |
| Operating Temperature: | -20 to 50 °C |
| Insulation Class: | Class B (130 ºC) |
| Maximum Radial Load: | 1 6.8 lbs |
| Maximum Thrust Load: | 1 Push: 5.6 lbs; Pull: 14.6 lbs |
| Shaft Diameter: | 5 mm (0.197 inch) |
