YT1044770FPLFG is a full SMT sealed tactile switch from the C&K KT Series, designed for top or side actuation in surface mount configurations. It features an SPST normally open contact arrangement with SMT termination, a contact rating of 1.0 VA max at 32 V AC or DC, and contact resistance below 50 mO typical. The switch offers an electrical and mechanical life of 100,000 make-and-break cycles at full load, with dielectric strength of 250 Vrms minimum and insulation resistance of 10? O minimum. Operating temperature ranges from -40°C to 90°C (Ag version) or -40°C to 125°C (Au version). Common applications include telecommunications, computer products, instrumentation, and power supply equipment.