D4NS Series
The Omron D4NS series is a line of miniature, high-performance, miniature switches designed for use in a variety of applications. The Omron D4NS-1BF is a 4-pin, momentary, normally open push button switch rated for 10A at 250VAC. This switch is designed to fit a 16.0mm square opening, and has a flat plunger type plunger mechanism which extends only 4.2mm out of the panel. The Omron D4NS-1BF also has a silver-alloy contact material, long life expectancy of 20,000 cycles, and can operate in temperatures ranging from -25° - + 85°C.