Product Description
. . . . . This base adapter plate is compatible with the Simplex TrueAlarm base 4098-9792, 4098-9789, 4098-9791, 4098-9788, 4098-9682 and 4098-9683.
Required for mounting to surface mounted 4" (102 mm) square or 4" octagonal boxes, and to 4" square flush mounted boxes.
May be used when retrofitting existing bases.
Compatible with detector bases 4098-9788, -9682, & -9683.. Simplex Grinnell. TE Connectivity. 4098-9832.