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NEMA 17 Flat Stepper Motor 1.8° 1A with 7mm Shaft Length and 23mm Short Body
This NEMA 17 flat stepper motor features a 1.8° step angle, 1A current, and 7mm shaft length. With a compact 23mm body, this motor is ideal for systems requiring a flat servo motor with a flat mounting plate and versatile shaft options. The round shaft is also available.
NEMA 17 Flat Stepper Motor Overview
This NEMA 17 flat stepper motor is designed for applications requiring a compact, high-torque motor in a small form factor.
It features a 1.8° step angle and operates at 1A current, providing stable motion control for precision systems.
With a 7mm shaft length and 23mm short body, it is suitable for a wide range of applications where space constraints are crucial.
Flat servo motor designs, such as those requiring a flat mounting plate, will benefit from the motor’s compact size and flexibility.
Key Specifications and Features
| Parameter | Value |
|---|---|
| Motor Frame Size | NEMA 17 |
| Step Angle | 1.8° |
| Phase Current | 1 A |
| Holding Torque | 0.14 Nm |
| Phase Resistance | 2.3 Ω ±10% (At 20°C) |
| Insulation Class | Class B |
| Insulation Resistance | ≥100 MΩ (500V DC) |
| Ambient Temperature | -20°C to +50°C |
| Motor Weight | Approx. 0.14 kg |
| Use Voltage | 12–24V DC |
Shaft and Mounting Options
This motor features a 7mm shaft length and is available with a round router bit style shaft for various motion applications.
Additionally, it can be configured with a flat mounting plate for easy integration into systems with limited space.
| Body Size (mm) | Shaft Length (mm) | Shaft Type |
|---|---|---|
| 20 | 20 | Flat Machined Shaft |
| 20 | 9 | Round Shaft |
| 23 | 7 | Flat Machined Shaft |
| 40 | 11 | Flat Machined Shaft |
| 40 | 24 | Flat Machined Shaft |
| 48 | 11 | Flat Machined Shaft |
| 48 | 24 | Flat Machined Shaft |
| 60 | 11 | Flat Machined Shaft |
| 60 | 24 | Flat Machined Shaft |
Common Applications
- Precision positioning systems
- Compact robotics and automation applications
- Medical and laboratory equipment
- Small CNC machines
- Desktop manufacturing and 3D printing systems
Shaft and Mounting Options
| Item | Specification |
|---|---|
| Shaft Length | 7 mm |
| Shaft Type | Round or flat mounting plate |
| Mounting Plate | Optional flat mounting plate |
| Custom Shaft | Available |
Subdivision Settings & Linear Resolution
When driven with microstepping, this NEMA 17 flat stepper motor achieves smoother motion and higher linear resolution.
Therefore, it is suitable for precision linear drive motor and positioning applications.
| Microstepping | Steps / Rev | Linear Resolution |
|---|---|---|
| Full Step | 200 | 0.010 mm |
| 1/8 Step | 1600 | 0.00125 mm |
| 1/16 Step | 3200 | 0.000625 mm |
| 1/32 Step | 6400 | 0.0003125 mm |
Encoder Options
| Encoder Type | Resolution | Output | Application |
|---|---|---|---|
| No Encoder | — | — | Open-loop control |
| Incremental Encoder | 400 / 1000 PPR | A / B / Z | Closed-loop feedback |
| Magnetic Encoder | Custom | Digital | Compact feedback systems |
Wiring Diagram
| Wire Color | Phase | Function |
|---|---|---|
| Black | A+ | Phase A positive |
| Green | A− | Phase A negative |
| Red | B+ | Phase B positive |
| Blue | B− | Phase B negative |
Typical Applications
- Automation and inspection equipment
- Laboratory and analytical instruments
- Medical and diagnostic devices
- Compact actuador linear systems
- Precision positioning platforms
Recommended Reading
How to Choose a Lead Screw for Stepper Motor Applications
– Learn how lead, pitch, and efficiency affect linear actuator performance.
Stepper Motor Linear Actuator Design Guide
– Understand design principles behind compact NEMA 17 linear actuator systems.
How to Calculate Linear Resolution of a Stepper Motor
– A practical guide to microstepping, resolution, and positioning accuracy.
Download Datasheet
Download the full specification sheet for detailed parameters, wiring guide, and performance curves.
This stepper motor belongs to our
Stepper Motor series, designed for industrial automation applications.
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