Part number:15A big current LatchingMetal push button switch(PM301-LC-11Z/S ) Install diameter:30mm Switch rating: 15A/250VAC (Resistive load) Shape: Flat head Function:Latching (Push on,push again off)  (1NO1NC) Terminal: 3 Pin terminal (4.8*0.5mm) Operation travel: about 2.5mm Panel thickness: 1 - 10mm Crust and cap material: stainless steel Operate force:about 6N IP rating: IP65 Mechanical life: 5,000,000 times Electrical life: 50,000 times Operation Temperature: - 25 to 75 Degree