FDM-1 is a standard-sized dual monitor module used to monitor and supervise two independent two-wire Style B (Class B) dry-contact initiating device circuits (IDCs) at two separate, consecutive addresses in intelligent, two-wire systems.
L-Series, red, wall-mountable, trim ring that provides additional space in backbox (5 per box).
The L-Series HCRL-LF (red) and HCWL-LF (white) are 2-wire, 24 volt, 520Hz, ceiling sounders.
The SpectrAlert Advance SBBR is a red surface mount back box for wall installations.
The OSI-R-SS is a 4-wire, single-ended, reflected type beam smoke detector that includes an 8" reflector and an integral sensitivity test.
The SD-651 is designed to meet the performance criteria designated by UL. Its sensing chambers are sealed against back pressure air flow, dirt, and insects.
The SpectrAlert Advance LENS-GC is green lens used for any indoor or outdoor ceiling mount strobes.