– Flush or surface mounted in standard single-gang outlet boxes
– Heavy-duty long-life switches
– Color-coded connecting leads
– Brushed aluminum faceplate
– Mounting screws included
– Designed for use with the PI35A, SI35A and Multi-Graphic Series 115B/2223/2233 systems
– SCR holding circuits actuate the annunciator signal and LEDs in Bogen’s SBA-Series room selector panels
– Provide momentary press-to-call