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Low Frequency Devices



Product Image Item Name- Price

System Sensor HR-LF Red Low Frequency Sounder

System Sensor HR-LF Red Low Frequency Sounder

              The SpectrAlert Advance HR-LF is a red, two-wire, 12/24 volt, low frequency sounder for wall or ceiling installation   SpectrAlert® Advance Low Frequency Sounders and Sounder Strobes are the first notification appliances to meet the new NFPA 72®2010/2013 low frequency requirements effective January 1, 2014 for all commercial and certain residential...
$59.95

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System Sensor HW-LF White Low Frequency Sounder

System Sensor HW-LF White Low Frequency Sounder

                The SpectrAlert Advance HW-LF is a white, two-wire, 12/24 volt, low frequency sounder for wall or ceiling installation   SpectrAlert® Advance Low Frequency Sounders and Sounder Strobes are the first notification appliances to meet the new NFPA 72®2010/2013 low frequency requirements effective January 1, 2014 for all commercial and certain...
$59.95

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System Sensor P2RH-LF Red Low Freqency Sounder Strobe

System Sensor P2RH-LF Red Low Freqency Sounder Strobe

              The SpectrAlert Advance P2RH-LF is a red, two-wire, 24 volt, low frequency sounder strobe with selectable high-candela strobe settings of 135, 150, 177 and 185 cd for wall or ceiling installation.​​ Special Order   SpectrAlert® Advance Low Frequency Sounders and Sounder Strobes are the first notification appliances to meet the new NFPA...
$89.95

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System Sensor P2WH-LF White Low Freqency Sounder Strobe

System Sensor P2WH-LF White Low Freqency Sounder Strobe

            The SpectrAlert Advance P2WH-LF is a white, two-wire, 24 volt, low frequency sounder strobe with selectable high-candela strobe settings of 135, 150, 177 and 185 cd for wall or ceiling installation   SpectrAlert® Advance Low Frequency Sounders and Sounder Strobes are the first notification appliances to meet the new NFPA 72®2010/2013 low frequency requirements...
$89.95

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