ROTARY STEPPER MOTORS > NEMA 23
IP65 Rotary Motors
NEMA 23 (57mm) Hybrid Stepper Motor
IP65 Rated
1.8° STEP ANGLE
| Motor | Holding Torque (Nm) | Current (A) | Resistance (Ω) | Step Angle (o) | Rotor Inertia (gfcm2) | Weight (kg) | Motor Length (mm) | Inductance (mH) |
|---|---|---|---|---|---|---|---|---|
| 23H2042-100-4A | 0.6 | 1.0 | 4.2 | 1.8 | 140 | 0.46 | 42.5 | 9.0 |
| 23H2042-200-4A | 0.6 | 2.0 | 1.2 | 1.8 | 140 | 0.46 | 42.5 | 2.3 |
| 23H2042-300-4A | 0.6 | 3.0 | 0.5 | 1.8 | 140 | 0.46 | 42.5 | 1.0 |
| 23H2045-100-4A | 0.8 | 1.0 | 4.5 | 1.8 | 180 | 0.52 | 45.5 | 11.0 |
| 23H2045-200-4A | 0.8 | 2.0 | 1.3 | 1.8 | 180 | 0.52 | 45.5 | 2.9 |
| 23H2045-300-4A | 0.8 | 3.0 | 0.6 | 1.8 | 180 | 0.52 | 45.5 | 1.3 |
| 23H2051-100-4A | 1.0 | 1.0 | 5.3 | 1.8 | 240 | 0.64 | 51.5 | 16.4 |
| 23H2051-200-4A | 1.0 | 2.0 | 1.5 | 1.8 | 240 | 0.64 | 51.5 | 4.4 |
| 23H2051-300-4A | 1.0 | 3.0 | 0.7 | 1.8 | 240 | 0.64 | 51.5 | 2.0 |
| 23H2055-100-4A | 1.2 | 1.0 | 5.8 | 1.8 | 280 | 0.72 | 55.5 | 21.0 |
| 23H2055-200-4A | 1.2 | 2.0 | 1.6 | 1.8 | 280 | 0.72 | 55.5 | 5.3 |
| 23H2055-300-4A | 1.2 | 3.0 | 0.7 | 1.8 | 280 | 0.72 | 55.5 | 2.4 |
| 23H2065-200-4A | 1.7 | 2.0 | 2.0 | 1.8 | 350 | 0.86 | 65.5 | 6.1 |
| 23H2065-300-4A | 1.7 | 3.0 | 0.9 | 1.8 | 350 | 0.86 | 65.5 | 3.0 |
| 23H2065-400-4A | 1.7 | 4.0 | 0.5 | 1.8 | 350 | 0.86 | 65.5 | 1.6 |
| 23H2076-200-4A | 2.0 | 2.0 | 2.4 | 1.8 | 480 | 1.06 | 76.5 | 9.0 |
| 23H2076-300-4A | 2.0 | 3.0 | 1.1 | 1.8 | 480 | 1.06 | 76.5 | 4.2 |
| 23H2076-400-4A | 2.0 | 4.0 | 0.6 | 1.8 | 480 | 1.06 | 76.5 | 2.4 |
0.9° STEP ANGLE
| Motor | Holding Torque (Nm) | Current (A) | Resistance (Ω) | Step Angle (o) | Rotor Inertia (gfcm2) | Weight (kg) | Motor Length (mm) | Inductance (mH) |
|---|---|---|---|---|---|---|---|---|
| 23H4045-100-4A | 0.5 | 1.0 | 4.7 | 0.9 | 180 | 0.5 | 45.5 | 17.3 |
| 23H4045-200-4A | 0.5 | 2.0 | 1.3 | 0.9 | 180 | 0.5 | 45.5 | 3.5 |
| 23H4045-300-4A | 0.5 | 3.0 | 0.6 | 0.9 | 180 | 0.5 | 45.5 | 1.6 |
| 23H4055-100-4A | 0.8 | 1.0 | 5.9 | 0.9 | 280 | 0.7 | 55.5 | 27.2 |
| 23H4055-200-4A | 0.8 | 2.0 | 1.6 | 0.9 | 280 | 0.7 | 55.5 | 7.8 |
| 23H4055-300-4A | 0.8 | 3.0 | 0.7 | 0.9 | 280 | 0.7 | 55.5 | 3.2 |
| 23H4076-200-4A | 1.8 | 2.0 | 2.5 | 0.9 | 480 | 1.1 | 76.5 | 12.7 |
| 23H4076-300-4A | 1.8 | 3.0 | 1.1 | 0.9 | 480 | 1.1 | 76.5 | 6.0 |
| 23H4076-400-4A | 1.8 | 4.0 | 0.7 | 0.9 | 480 | 1.1 | 76.5 | 3.0 |
All speed / torque curves below are generated using 8:1 microstepping setting on driver
1.8° STEP ANGLE
23H2042 Speed Torque Curve
23H2045 Speed Torque Curve
23H2051 Speed Torque Curve
23H2055 Speed Torque Curve
23H2065 Speed Torque Curve
23H2076 Speed Torque Curve
0.9° STEP ANGLE
23H4045 Speed Torque Curve
23H4055 Speed Torque Curve
23H4076 Speed Torque Curve
| Frame Material | Metal | |||||
|---|---|---|---|---|---|---|
| No Load Backlash | One Stage: 15arcmin, Two Stage: 25arcmin | |||||
| Bearings | Ball Bearing | |||||
| Ratio | Rated Torque (Kgf-cm) |
Limit Torque (Kgf-cm) |
Stages | Efficiency (%) |
Length (mm) |
Mass (g) |
| 5 | 60 | 120 | 1 | 95 | 53 | 800 |
| 10 | ||||||
| 15 | 250 | 400 | 2 | 90 | 70 | 1100 |
| 20 | ||||||
| 25 | ||||||
Renowned for its power and reliability, NEMA 23 stepper motors are favored in applications like CNC routers, automated manufacturing, and industrial machinery. Their robust construction and high torque output ensure stable performance, even in demanding environments, enhancing productivity and efficiency.
The IP65 rating provides superior protection against dust ingress and low-pressure water jets, ensuring reliable operation in demanding industrial environments.
Encoders available upon request.