FSMRA1JH04 is a tactile push button switch designed for momentary contact applications. It features a maximum contact rating of 50 milliamps at 24V DC and a minimum contact rating of 10 microamps at 1V DC, with an initial contact resistance of 100 milliohms maximum. The switch is constructed with a Nylon 6/6 black case, steel frame with tin over nickel plating, and silver-plated copper alloy contacts. It offers a life expectancy of 100,000 cycles and operates within a temperature range of -35°C to +85°C. This switch is suitable for user interface panels, control systems, and electronic devices requiring reliable momentary switching.