Hicotronics devices offers led key switches. These switches are hdlt series pcb mountable key switches with led indicator for control panels, process control equipment, keyboard and other applications. The 15 x 15 and 19 x 19 mm size cutout and the switch housing is made by pbt [ul94 v-o] grade plastic and high grade abs plastic material. The contacts are made by stainless steel and brass material. These are available in colours such as white, red, yellow, green and blue, with or without led option. Contact rating is 100 ma maximum 42 v ac/dc, while electrical and mechanical life 2 million cycles each. Contact resistance is up to 100 m ohm and insulation resistance 1,000 m ohm minimum.
