GP11MCKE is a sealed ultraminiature pushbutton switch from the GP Series, designed for space-saving applications requiring reliable momentary switching. It features a contact rating of 0.4 VA max at 20 V AC or DC max, with a mechanical and electrical life of 40,000 make-and-break cycles at full load. The switch offers IP57 protection with sealed construction using an internal o-ring and epoxy base, and operates over a temperature range of -40°C to 85°C. With contact resistance below 50 mO typical and insulation resistance of 10?O minimum, it is well-suited for telecommunications, computers, instrumentation, and medical applications where reliability and compact design are essential.