10mm 2-Phase 4-Wire PM Stepper Motor with Lead Screw and 12mm Gearbox KC-GM12-10BY
Applications: Miniature linear syringe pump drives, Optical lens focusing positioning stages, Automated micro-valve actuators, Precision liquid dosing metering systems, Electronic lock cylinder drive mechanisms, Precision beam alignment positioners, Micro linear actuator testing stages, Medical analyzer sample pipetting mechanisms.
Inquiry NowKC-GM12-10BY Stepper Motor with Lead Screw Engineering Specifications
The KC-GM12-10BY series integrates a 10 mm permanent magnet stepper motor with a precision gearbox and an integrated M3 lead screw shaft. Designed for high-accuracy linear positioning in OEM medical, optical, and automation equipment, this micro screw stepper motor delivers controlled linear displacement, robust holding torque, and consistent electromechanical efficiency.
Engineering Overview and Drive Configuration
The KC-GM12-10BY stepper motor with lead screw utilizes a 2-phase 4-wire bipolar configuration driven by a 2-2 phase excitation regime. Featuring a 10 mm outer diameter motor body paired with a 12 mm × 10 mm N20 standard gearbox profile, this stepper motor with screw shaft enables direct conversion of rotary motion into precise axial linear displacement. With multiple reduction ratio options ranging from 1:10 to 1:380, design engineers can select precise output torque and speed profiles tailored to specific load dynamics.
KC-GM12-10BY General and Electrical Specifications
| Parameter | Specification Value |
|---|---|
| Model Name | KC-GM12-10BY |
| Motor Type | 2-phase 4-wire (PM stepper motor) |
| Outer Diameter | 10 mm |
| Gearbox Dimensions | 12 mm × 10 mm (Standard N20 specifications) |
| Rated Voltage | 5.0 V DC / 12.0 V DC |
| Phase Resistance Options | 10 Ω / 20 Ω / 40 Ω / 50 Ω (Optional) |
| Base Step Angle | 18°/step (Motor end) |
| Excitation Method | 2-2 phase excitation |
| Phase Current Range | 190 mA to 490 mA ref./phase |
| Detent Torque | 6.0 gf·cm |
| Holding Torque | 18.0 gf·cm to 20.0 gf·cm |
| Rated Torque Range | 0.5 kg·cm to 2.5 kg·cm |
| Insulation Resistance | 50 MΩ at 300 V DC |
| Acoustic Noise Level | ≤ 50 dB(A) |
| Operating Temperature Range | 10 °C to 50 °C |
| Motor Body Thickness | 27.4 mm |
| Gearbox Length | 9.0 mm |
| Output Shaft Options | M3 lead screw (8 mm thread length) / 3.0 mm D-shaft / M4 threaded shaft |
| Wiring Lead Colors | Red A+ / White A− / Black B− / Brown B+ |
| Total Unit Weight | 12 g |
KC-GM12-10BY Gearbox Output and Dynamic Performance Specifications
Performance measured at 800 PPS pulse drive frequency across standard reduction tiers
| Gear Ratio | Gear Stages | Gearbox Length | Output Step Angle | KC-GM12-10BYJ2510-N Pull-out Torque (10 Ω) | KC-GM12-10BYJ2520-N Pull-out Torque (20 Ω) | KC-GM12-10BYJ2540-N Pull-out Torque (40 Ω) | Output Speed |
|---|---|---|---|---|---|---|---|
| 10:1 | 2 | 9.0 mm | 1.80°/step | 84 gf·cm | 51 gf·cm | 34 gf·cm | 240.0 rpm |
| 20:1 | 3 | 9.0 mm | 0.90°/step | 147 gf·cm | 90 gf·cm | 59 gf·cm | 120.0 rpm |
| 30:1 | 3 | 9.0 mm | 0.60°/step | 221 gf·cm | 134 gf·cm | 88 gf·cm | 80.0 rpm |
| 50:1 | 4 | 9.0 mm | 0.36°/step | 315 gf·cm | 192 gf·cm | 126 gf·cm | 48.0 rpm |
| 75:1 | 4 | 9.0 mm | 0.24°/step | 473 gf·cm | 288 gf·cm | 189 gf·cm | 32.0 rpm |
| 100:1 | 4 | 9.0 mm | 0.18°/step | 630 gf·cm | 384 gf·cm | 252 gf·cm | 24.0 rpm |
| 165:1 | 5 | 9.0 mm | 0.11°/step | 866 gf·cm | 528 gf·cm | 347 gf·cm | 14.5 rpm |
| 210:1 | 5 | 9.0 mm | 0.09°/step | 1 103 gf·cm | 672 gf·cm | 441 gf·cm | 11.4 rpm |
| 250:1 | 5 | 9.0 mm | 0.07°/step | 1 313 gf·cm | 800 gf·cm | 525 gf·cm | 9.6 rpm |
| 298:1 | 5 | 9.0 mm | 0.06°/step | 1 565 gf·cm | 954 gf·cm | 626 gf·cm | 8.1 rpm |
| 380:1 | 5 | 9.0 mm | 0.05°/step | 1 995 gf·cm | 1 216 gf·cm | 798 gf·cm | 6.3 rpm |
KC-GM12-10BY Mechanical Dimensions and Technical Drawing
Dimensional envelope for hardware integration | All linear units specified in millimeters
KC-GM12-10BY Performance Advantages for OEM Integration
- Precise Linear Displacement: Direct coupling of the M3 lead screw shaft with the 10 mm stepper motor eliminates mechanical backlashes associated with secondary belt or gear linkages.
- Scalable Reduction Architecture: Gear ratios from 1:10 up to 1:380 permit fine output step angles down to 0.05°/step for high-resolution positioning requirements.
- High Torque Density: Delivers pull-out torque up to 1 995 gf·cm (1.95 N·cm) within a compact 12 mm × 10 mm gearbox footprint.
- Low Acoustic Signature: Engineering gear tooth design maintains operation at or below 50 dB(A) for noise-sensitive laboratory and medical device environments.
- Electrical Versatility: Dual rated voltage compatibility (5.0 V DC and 12.0 V DC) with configurable phase resistances (10 Ω to 50 Ω) fits standard driver IC architectures.
- Customizable Shaft Configurations: Shaft length, lead pitch, and mechanical output geometry (M3 thread, M4 thread, or D-shaft) can be engineered to client specifications.
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