Usage Tips: Package Included: 1 Pc x Switch High Quality: The shell is made of excellent material, waterproof and dustproof. This push-button switch is designed for equipment and mechanical devices as an on/off switch. It is a safety switch that requires manual activation via the green start button after a power interruption. Specifications: Rated current/voltage: 20A at 125V AC, 12A at 250V AC. Function: Features a braking function with bipolar disconnection. Includes an indicator light for operational visibility. Can be used with an overload protection switch to provide undervoltage and overload protection. Application: HY52 4-pin push button switch, suitable for AC 125V/250V systems. Ideal for power tools, industrial electric equipment, machine tools, large power tools, garden machinery, and similar electrical appliances or equipment for household or commercial use.