Repeatable indexing
Controlled step motion supports precise incremental positioning across a wide range of applications.
High torsional rigidity and constant torsional backlash over the entire gearbox service life ensure consistently high performance
High torque density thanks to high performance and short design
Highest quality standards for a long service life and extended maintenance intervals
A practical stepper platform that combines predictable motion behavior with clear model-specific technical documentation.
Controlled step motion supports precise incremental positioning across a wide range of applications.
Maintains position at standstill when correctly sized and driven.
Multiple frame sizes and windings support custom machine requirements.
Original model-specific ratings, dimensions, curves and connection information are preserved below for engineering review.

| Specification | Value |
|---|---|
| Phase count | 2 |
| Basic step angle | 1.80 |
| Basic step angle error (empty load) | Less than ±0.09° |
| Rotor moment of inertia. | 1.8 kg·cm² |
| Mass | 2.1 kg |
| Radial oscillation (maximum) | 0.025 mm (load of 450 g) |
| Axial runout (maximum) | 0.075 mm (load: 920 g) |
| Nominal operating condition | continuous |
| Insulation resistance to voltage | 500 V AC for 1 minute |
| Insulation resistance | 100MΩ |
| Insulation class | B |
| Temperature rise | Under 80K. |
| Service life | Over 5,000 |
| Operating temperature range | 0°C to +50°C |
| Operating humidity range | 20%RH-90%RH |
| Storage temperature range | -20°C to +70°C |
| Storage humidity range | 15%RH-95%RH |
| Water-resistant rating | IP65 |
| Motor model | Current (A) | Torque capacity (N·m) | Resistance / (Ω) | Inductance (mH) | Body length (mm) |
|---|---|---|---|---|---|
| SP34IP290-01 | 3.0 | 4.5 | 1.250±10% | 7.5mH±20% | 87.8 |
| SP34IP290-02 | 4.5 | 4.5 | 0.570±10% | 4.2mH±20% | 87.8 |
| SP34IP290-03 | 6.0 | 4.5 | 0.340±10% | 2.4mH±20% | 87.8 |

Always confirm the final operating point and installation conditions with Spotlight Motor engineering support.
Use the original rated data, performance curves and drawings to select the drive current, mounting and motion profile.

Suitable for repeatable indexing and positioning tasks where simplicity and reliable holding behavior are priorities.
Indexing, feeding and compact auxiliary axes.
Adjustment, scanning and measurement mechanisms.
Transfer, sorting and positioning modules.
General-purpose controlled incremental motion.
Share your load, speed, duty cycle, controller and installation requirements for model selection and integration support.
Compare additional motors, actuators and precision drive products for your next machine design.
Would you like to learn more about our solutions?
We would be happy to advise you—personally, competently, and tailored to your requirements.
Short delivery times available for selected product configurations.
The TP+ HIGH TORQUE enables maximum torque density and maximum torsional rigidity—ideal for demanding applications with dynamic load changes and high positioning accuracy.
alpha Advanced Line gearboxes with increased durability and food-grade lubrication available.
The TP+ for coordinated pinion-rack systems for medium to high requirements. Typical areas of application in wood, plastic, and composite processing, in machining centers, or in automation.
With cynapse® and smart services, you can unleash the full potential of your drive system: sensor data is processed, visualized, and analyzed intelligently. Find out how the combination of gearboxes with cynapse® and our Smart Services can make your digital production faster, safer, and more efficient.