PM Stepper Motor
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Naming Convention

Product Introduction
- The Φ20mm motor offers 7.5° or 15° step angle, with 160 mA current per phase.
- It operates at 5V or 12V, with a 3.4W power rating and 35g weight.
- The motor features 100 MΩ insulation resistance, 1.05 gcm² rotor inertia, and B insulation class.
Product Application
- Industrial control: Industrial equipment
- Sports Health: Medical devices
Product Introduction
- Model:20BY45
- The 20BY45 motor features an 18° step angle, 24 VDC, and ≥10.2 mN·m holding torque.
- It operates at -10°C to 50°C with a noise level ≤50 dB and AC 500V insulation.
Product Application
- Industry: Printer
Product Introduction
- Model:20BY46
- Features a 15° step angle, 12 VDC, and ≥9.8 mN·m holding torque.
- Operates at -10°C to 50°C with a noise level ≤50 dB and AC 500V insulation.
Product Application
- Industry: Printer
Product Introduction
- High-precision stepper motor with an 18° step angle, 12V voltage, and 25Ω phase resistance for stability.
- Low-noise operation at ≤35dB, with strong 11.76mN·m holding torque and 700Hz pull-out frequency.
Product Application
- Automotive air conditioning damper/electric outlet
Product Introduction
- Car head-up displays HUD 25BY412
- With 18° step angle, 35Ω resistance, 1200 pps maximum slew speed capability.
- Provides 6.0 holding torque, 800 pps starting frequency, bipolar drive mode, Ø2.0 lead screw.
Product Application
- Car head-up displays HUD
Product Introduction
- Model:25BY412
- Features a 7.5° step angle, 3.2 VDC, and ≥150 N holding torque.
- It offers a linear motion distance of 5 mm, with a noise level ≤50 dB.
Product Application
- Industry: Valve control