C&K Components Pushbutton Switch,straight,dpst,off-(On),pc Tail Terminal,pcb Hole Count C&k Components EP21SD1CBE

The EP21SD1CBE is a sealed, DPST, off-momentary pushbutton switch with PC through-hole terminations, designed for telecommunications, computing, and instrumentation applications. It features a flush plunger, unthreaded bushing, and B contact material rated for 0.4 VA max. at 20 V AC or DC. The switch supports 30,000 make-and-break cycles, has a contact resistance below 20 mΩ, and meets IP57 protection for dust and temporary water immersion. The case and bushing are made of glass-filled nylon 4/6 (UL 94V-0), with a thermoplastic polyester plunger featuring an internal o-ring seal. It is rated for operation from -30°C to 85°C and complies with MIL-STD-202F and EIA RS-186E solderability standards. The part is surface mount compatible in tape and reel packaging per EIA-481-3.