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Simplex 4090-5250 Multiple I/O Module
field selectable taps from 1/8 to 2 watts (5W 70V) pre-wire/pre-test via mounting plate with hinged feature for ease-ofinstallation
When carbon monoxide levels become elevated
Oi Replacement Kit
24Vdc Ex Proof Control Head
System Sensor B401 Detector Base Standard Two Wire WA7626-CA Simplex 4090-5250 Multiple I/O ModuleThe System Sensor B401 Detector Base is a standard two wire mounting base designed for use with System Sensor conventional smoke and heat detectors. Built for reliability and easy installation, the B401 provides secure detector mounting and dependable electrical connections for fire alarm systems in commercial and industrial environments. The B401 two wire detector base features screw terminals for power and remote annunciator connections, simplifying
US$ 42.00
US$ 704.48
US$ 38.95