System Sensor 5604 Mechanical Heat DetectorSystem Sensor 5604 is a 194F (90C) Fixed Temperature Mechanical Heat Detector; Single circuit type, normally open. The 5604 is part of System Sensor's 5600 Series of Mechanical Heat Detectors. A reversible mounting bracket (included) permits both flush and surface mount back box installations. Mounts to: 3 inch octagonal back box 4 inch octagonal back box Single gang back box 4 inch square back box with a square to round plaster ring

The Simplex 4100‑5402 ES‑XPS Power Supply is an auxiliary power supply module designed for Simplex fire alarm systems

p/n 0742299

The lenses are compatible with L-Series strobes including wall- or ceiling-mount

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Simplex 4100-0634 Power Distribution Module 120V

Simplex 4905-9947 Mount Skirt

Long USB 3

left side mounting

Type: Intelligent plug-in detector base (6-inch

8 emergency message buttons

designed to switch and supervise a notification appliance circuit using an external regulated 24 VDC supply or to switch high-level audio up to 70

Simplex 565-569 Board SM Voice