Product name: Electromagnetic Push Button Switch Rated Voltage: AC250V Rated Frequency: 50/60Hz Degree of Protection: IP55 Number of Operating Cycles: 5E4 Ambient Temperature: T85/55 This switch features the following functions derived from power-off and under-voltage protection: 1. Double Pole Cut Off 2. Brake Function with One Pole Cut Off 3. These two versions can be combined with an overload protection switch to achieve under-voltage and overload protection 4. Widely used in machine tools, large-scale power tools, and garden machinery. This device will not turn on automatically after a power outage; the green start button must be pressed to activate. Type: 4 Pin Color: Black Material: Plastic Package Contents: 1 x Electromagnetic Switch Note: Only the above package content is included; other products are not included. Note: Light and different display settings may cause slight variations in the color of the item in the picture compared to the actual product. Measurement may vary by +/- 1-3 cm.