Vault and Safe Protection

Vault Sound Alarm System Special Order The VSA series is a self-contained sound detection system listed by Underwriters Laboratories, Inc. for the primary protection of reverberant and non-reverberant vaults, such as bank and mercantile vaults. The VSA system contains a microprocessor driven DC differential balance control which is adjusted so that the impedance of the microphone circuits are balanced with the...

Vault Sound Microphone For use with VSA Series Special Order  

          SPECIAL ORDER NO ETA Electronic Vibration Detector Special Order   The EVD-1, Electronic Vibration Detector, is listed by Underwriters Laboratories, Inc. for primary protection of Mercantile or Bank, safe or vault, ATM machines and  supplementary protection of interior units such as filing cabinets, display cases, walls and ceilings. The detector must be used with an...