The System Sensor SMB500 surface mount box may be used with certain System Sensor modules when flush or recessed mounting are not possible.
Bases enable quick and secure detector plug-in
SEMS screws provide easy wiring connection
Support for 12-24 AWG (14-24 for B224RB and B224BI) provides installation flexibility
Multiple accessory options provide mounting flexibility
Sounder bases are compliant with UL 464 and UL 864