
TPE17 Stepper Motor
TorquePower™ Enhanced Series
Product Details
Overview & Features
Compact. Powerful.
The ElectroCraft Torque Power™ Enhanced
Nema 17 is a high performance stepper motor
incorporating creative design and manufacturing
techniques to offer improved holding torque.
Motors are available in both bipolar and unipolar
windings with a variety of shaft configurations
and encoder options to meet the needs of any
application.

Specifications & Winding Data
| TPE17 Bi-Polar Stack Size | |||
|---|---|---|---|
| Imperial Models | TPE17-45 | TPE17-63 | TPE17-78 |
| Metric Models | TPE17M-32 | TPE17M-44 | TPE17M-55 |
| Holding Torque Bi-Polar (oz-in) | 45.0 | 63.0 | 78.0 |
| Holding Torque Bi-Polar (Ncm) | 32 | 44 | 55 |
| Length (inches) | 1.45 | 1.65 | 1.96 |
| Length (cm) | 3.7 | 4.2 | 5.0 |
| Width (inches) | 1.6 | 1.6 | 1.6 |
| Width (cm) | 4.1 | 4.1 | 4.1 |
| Weight (oz) | 9.0 | 11.0 | 13.0 |
| Weight (Kg) | 0.3 | 0.3 | 0.4 |
| Step Angle (°/step) | 1.8 | 1.8 | 1.8 |
| Number Leads | 4 | 4 | 4 |
| TPE17 Uni-Polar Stack Size | |||
|---|---|---|---|
| Imperial Models | TPE17-35 | TPE17-48 | TPE17-60 |
| Metric Models | TPE17M-25 | TPE17M-34 | TPE17M-42 |
| Holding Torque Uni-Polar (oz-in) | 35.0 | 48.0 | 60.0 |
| Holding Torque Uni-Polar (Ncm) | 25 | 34 | 42 |
| Length (inches) | 1.45 | 1.65 | 1.96 |
| Length (cm) | 3.7 | 4.2 | 5.0 |
| Width (inches) | 1.6 | 1.6 | 1.6 |
| Width (cm) | 4.1 | 4.1 | 4.1 |
| Weight (oz) | 9.0 | 11.0 | 13.0 |
| Weight (Kg) | 0.3 | 0.3 | 0.4 |
| Step Angle (°/step) | 1.8 | 1.8 | 1.8 |
| Number Leads | 6 | 6 | 6 |
| TPE17 Bi-Polar Windings | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Imperial Models | 45A10 | 45A15 | 45A20 | 63A10 | 63A15 | 63A20 | 78A10 | 78A15 | 78A20 |
| Metric Models | 32A10 | 32A15 | 32A20 | 44A10 | 44A15 | 44A20 | 55A10 | 55A15 | 55A20 |
| Current (A/Phase) | 1.0 | 1.5 | 2.0 | 1.0 | 1.5 | 2.0 | 1.0 | 1.5 | 2.0 |
| Voltage (V/Phase) | 4.5 | 2.9 | 2.2 | 5.3 | 3.4 | 2.6 | 6.4 | 4.2 | 3.2 |
| Resistance (R/Phase) | 4.5 | 2.0 | 1.1 | 5.3 | 2.3 | 1.3 | 6.4 | 2.8 | 1.6 |
| Inductance (mH) | 7.3 | 3.4 | 1.9 | 10.3 | 4.5 | 2.5 | 15.8 | 7.0 | 4.0 |
| TPE17 Uni-Polar Windings | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Imperial Models | 35V40 | 35V60 | 35V120 | 48V40 | 48V60 | 48V120 | 60V40 | 60V60 | 60V120 |
| Metric Models | 25V40 | 25V60 | 25V120 | 34V40 | 34V60 | 34V120 | 42V40 | 42V60 | 42V120 |
| Current Uni-Polar (A/Phase) | 1.1 | 0.7 | 0.4 | 1.3 | 0.9 | 0.5 | 1.6 | 1.0 | 0.5 |
| Voltage Uni-Polar (V/Phase) | 4.3 | 6.6 | 12.8 | 4.2 | 6.1 | 11.8 | 4.0 | 6.2 | 12.5 |
| Resistance Uni-Polar (R/Phase) | 4.0 | 9.3 | 35.6 | 3.4 | 7.1 | 26.1 | 2.6 | 6.2 | 24.9 |
| Inductance Uni-Polar (mH) | 3.2 | 7.3 | 29.0 | 3.3 | 6.8 | 25.6 | 3.3 | 7.9 | 31.9 |
| Current Bi-Polar (A/Phase) | 0.8 | 0.5 | 0.3 | 0.9 | 0.6 | 0.3 | 1.0 | 0.7 | 0.4 |
| Voltage Bi-Polar (V/Phase) | 6.1 | 9.3 | 18.1 | 6.0 | 8.6 | 16.6 | 5.7 | 8.8 | 17.6 |
| Resistance Bi-Polar (R/Phase) | 8.0 | 18.6 | 71.2 | 6.8 | 14.2 | 52.2 | 5.2 | 12.4 | 49.8 |
| Inductance Bi-Polar (mH) | 12.8 | 29.4 | 116.0 | 13.0 | 27.3 | 103.0 | 13.2 | 31.6 | 128.0 |
Speed / Torque Curves
BIPOLAR
UNIPOLAR
Dimensional Drawing
| MOTOR TYPE | LENGTH (INCHES) |
LENGTH (MM) |
|
|---|---|---|---|
| IMPERIAL | METRIC | ||
| TPE17-45 | TPE17M-32 | 1.42 ±.03 | 36.1 ±.8 |
| TPE17-63 | TPE17M-44 | 1.62 ±.03 | 41.1 ±.8 |
| TPE17-78 | TPE17M-55 | 1.91 ±.03 | 49.1 ±.8 |

Drive Compatibility
Please contact ElectroCraft if the drive you are searching for is not included in the charts below.
| Motor P/N | Cont Stall Current (ARMS) |
Peak Current (ARMS) |
Voltage | Drive Model | ||||
|---|---|---|---|---|---|---|---|---|
| Imperial | Metric | PRO (-CAN) | PRO (-CAT) | CPP-Universal | CPP-EZ | |||
| TPE17-45A10 | TPE17M-32A10 | 0 | PRO-A08V48B | PRO-A04V36A | CPP-B06V48A | |||
| TPE17-45A15 | TPE17M-32A15 | 0 | PRO-A08V48B | PRO-A04V36A | CPP-B06V48A | |||
| TPE17-45A20 | TPE17M-32A20 | 0 | PRO-A08V48B | PRO-A04V36A | CPP-B06V48A | |||
| TPE17-63A10 | TPE17M-44A10 | 0 | PRO-A08V48B | PRO-A04V36A | CPP-B06V48A | |||
| TPE17-63A15 | TPE17M-44A15 | 0 | PRO-A08V48B | PRO-A04V36A | CPP-B06V48A | |||
| TPE17-63A20 | TPE17M-44A20 | 0 | PRO-A08V48B | PRO-A04V36A | CPP-B06V48A | |||
| TPE17-78A10 | TPE17M-55A10 | 0 | PRO-A08V48B | PRO-A04V36A | CPP-B06V48A | |||
| TPE17-78A15 | TPE17M-55A15 | 0 | PRO-A08V48B | PRO-A04V36A | CPP-B06V48A | |||
| TPE17-78A20 | TPE17M-55A20 | 0 | PRO-A08V48B | PRO-A04V36A | CPP-B06V48A | |||
Documents & Downloads
| Download | Description |
|---|---|
| TPE17 Data Sheet (US) | Download Data Sheet (PDF) |
ElectroCraft Rapid Delivery Program
Some versions of this product are available via ElectroCraft's Rapid Delivery Program. Lead times for these products are given in working days and stated below. Please note, these lead times may be exceeded during holiday periods or due to unforeseen circumstances. Always contact your local ElectroCraft representative for confirmation of availability.
Rapid delivery products are stocked in locations all over the World. If the product you require is not stocked in your region, you may request accelerated delivery from other areas. Please consult your local representative for more information.
Customers are responsible for all freight charges.
Rapid Delivery to:
The Americas - View Cart
| Part Number | Description | Add to Cart |
|---|---|---|
| TPE17M-32A20-1110-X | NEMA 17 Stepper Motor, 1.8 degree step angle, bi-polar windings, 45 oz-in holding torque, 2.0A/Phase | Buy Now |
| TPE17M-44A20-1110-X | NEMA 17 Stepper Motor, 1.8 degree step angle, bi-polar windings, 63 oz-in holding torque, 2.0A/Phase | Buy Now |
| TPE17M-55A20-1110-X | NEMA 17 Stepper Motor, 1.8 degree step angle, bi-polar windings, 78 oz-in holding torque, 2.0A/Phase | Buy Now |