Fire-Lite 411UDAC Fire-Watch Stand-Alone Slave Fire Alarm Communicator, Dual-Line, 4-Channel, Red Cabinet SF 26/09 The SD505-DUCT addressable duct smoke

The SD505-DUCT addressable duct smoke detector is a heavy duty detector housing with the SD505-APS addressable photoelectric smoke detector pre-installed and is used for detecting smoke and products of combustion present in air moving through HVAC air handling systems

It provides 24 volt operating power to the VESDA system as well as a battery charger function which supervises and maintains the standby batteries

The SENS-RDR

Harnesses are available in 5 ft

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Fire-Lite 411UDAC Fire-Watch Stand-Alone Slave Fire Alarm Communicator, Dual-Line, 4-Channel, Red Cabinet SF 26/09 The SD505-DUCT addressable duct smokeProduct Overview The Fire Watch 411UDAC from Fire Lite is a compact, multifaceted, stand alone or slave Fire Alarm Communicator designed for a variety of fire and non fire applications. It provides four channels (inputs) that accept waterflow devices, two and four wire smoke detectors, pull stations, and other normally open contact devices. The 411UDAC is a cost effective solution for applications that require an existing (or new) Fire Alarm Control