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Fire Alarm

HR-LF SYSTEM SENSOR Low Frequency Sounder Red

by SYSTEM SENSOR
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The Spectralert Advance HR-LF is a red, two-wire, 12/24 volt, low frequency sounder designed for wall or ceiling installation. It is part of the Spectralert Advance series, which offers the most versatile and easy-to-use line of low frequency sounder and low frequency sounder strobes in the fire alarm industry.

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