The A-1800 remote zone control features one red and one green LED. Arm and disarm functions are operable via spring-return, center-off toggle switch when key switch is in enable position. Stations feature single-gang stainless steel faceplate with silk-screened designations. They may be flush mounted on standard outlet boxes with single-gang rings or surface mounted on Wiremold 5748 or equal with depth requirement of 1.75-inch.