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440 non-addressable alarm bells are suitable for connection to 2-wire and 4-wire fire detection and alarm systems. 440 alarm bells will operate with both addressable and non-addressable fire detection control and indicating equipment.
Activation is initiated upon connection of the operating voltage, allowing connection to either a switched supply or via an addressable module.
The 440 alarm bell provides fire detection and alarm system designers with an economical product for life safety and property protection applications
