The 55100-908 analog manual pushbutton is a firefighting device suitable for addressed systems, made in a red thermoplastic housing and designed to be re-armable. Addressing is done by DIP switches placed inside the button. It is supplied with special key to perform both functional test and reset after activation. A built-in red LED lights up in the event of an alarm, ensuring immediate warning. The device includes short-circuit isolator, ensuring loop continuity even in the presence of faults.