Designed for use with switchover manifolds, alarm boxes provide instant visual and audible notification the moment a cylinder or supply line is empty

The single alarm box features two pressure switches and is designed for a single switchover. The multiple alarm box features nineteen pressure switches and may be used with up to five systems. All units are constructed of sturdy plastic and operate at 110V.

These units will also indicate whether equipment is functioning correctly. Alarm boxes can be used in laboratory and industrial applications.