The PTS820 J25M SMTR LFS from C&K is a subminiature momentary pushbutton switch, designed to provide reliable, long-life service in limited-space applications. It has a 25 mm-diameter actuator, single-pole, single-throw normally open contact arrangement, and was designed and rated for life to 500,000 cycles at rated load. The PTS820 J25M SMTR LFS is available with a variety of terminal choices, including: PC terminals, quick-connect terminals, solder terminals, and raised/valley/depressed terminals.