Size: 60x90x99mm / 2.36x3.54x3.9in (LxWxH); compact design with installation footprint of 52x81mm / 2.05x3.19in, ideal for tight spaces; features speed adjustment and stop function. Soft start protection: Reduces inrush current during startup to protect the motor and extend its service life. Energy recovery: Recovers slip energy during speed control to improve energy efficiency. Applications: Suitable for industrial DC motor speed control, DC fans, packaging equipment, printing machinery, electronics manufacturing, instrumentation, textile machinery, and medical devices. Input voltage: DC 12–60V Output current: 20A (peak) Continuous current: 12A PWM duty cycle range: 0% to 100% Color: As shown Material: Plastic Package includes: 1 x Speed controller Note: Actual product color may vary slightly due to screen settings and lighting conditions. Measurement tolerance: ±1–3 cm.