Simplex 4904-9171 04/12 4100ES door assembly with LCD

4100ES door assembly with LCD and user interface

The test-gas nozzle (Model AD-TGN) is used to spray test gas into the test port on Model AD2-series and Model FDBZ-series air-duct housings

Ceiling mount A/Vs install using standard 4" electrical boxes

Continuous self-diagnostics monitor detector status and store maintenance data in non-volatile memory

Simplex 4904-9171 04/12 4100ES door assembly with LCDTrueAlert non addressable free run strobes provide quick and convenient installation using a flexible mounting design. The strobe housing is a rugged, one piece assembly (including lens) that mounts to single gang, double gang, or 4 square standard electrical box.