Aiphone SA-1 Surge Arrestor for Intercom Systems

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Surge Arrestor for Intercom Systems is designed to protect Aiphone intercom systems from damage due to power surges and lightning strikes.It can be used to protect power inputs to all Aiphone DC powered systems, and to protect intercom circuits by dispersing surges on the station wires. Features: Helps prevent damage to Aiphone intercoms cause by power surges and lightning strikes Will protect two intercom station wires Discharges up to 180V of surging voltage Multiple SA-1's can be used within a system Each SA-1 protects two wires connected to intercom Easy to install - screw terminal connections Small size makes the SA-1 easy to mount and conceal Show more