BTNK0250 is a sealed tactile switch from the KSA & KSL series designed for applications requiring reliable push-button control with environmental protection. The switch features SPST (Single Pole Single Throw) normally open contact arrangement with IP60 sealing level, double overmolding on terminals, and PC pins with optional ground pin. Electrical specifications include a maximum voltage of 32 VDC, maximum current of 50 mA (silver contacts) or 10 mA (gold contacts), contact resistance of =100 mO, and dielectric strength of 250 Vrms. The switch operates over a temperature range of -40°C to 85°C (silver) or -40°C to 125°C (gold), with bounce time of =1 ms and insulation resistance of =10? O at 100 V. It is commonly used in automotive, industrial, and telecommunication applications where sealed, durable switching is required.