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Low Frequency Devices

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B200S-LF

Low Frequency (520 Hz) Intelligent, Syncronizable, Sounder Base
designed for new and existing dwelling unit applications.</br>
<a href="https://www.silentknight.com/CatalogDocuments/B200S_B200S-LF_DataSheet_SPDS536.pdf">Data Sheet</a> | <a href="https://www.silentknight.com/CatalogDocuments/B200S-LF_Manual_I56-4151.pdf">Manual</a></br></br></br>
Low Frequency (520 Hz) Intelligent, Syncronizable, Sounder Base designed for new and existing dwelling unit applications.
Data Sheet | Manual


B200SR-LF

Low Frequency (520 Hz) Intelligent Reversible, Sounder base
designed for new and existing dwelling unit applications.</br>
<a href="https://www.silentknight.com/CatalogDocuments/B200SR_B200S-LF_DataSheet_SPDS538.pdf">Data Sheet</a> | <a href="https://www.silentknight.com/CatalogDocuments/B200SR-LF_Manual_I56-4152.pdf">Manual</a></br></br></br></br>
Low Frequency (520 Hz) Intelligent Reversible, Sounder base designed for new and existing dwelling unit applications.
Data Sheet | Manual



HR-LF

The SpectrAlert Advance HR-LF is a red, two-wire, 12/24 volt, low
frequency sounder for wall or ceiling installation.</br>
<a href="https://www.silentknight.com/CatalogDocuments/LowFrequency_Sounders_SounderStrobes_DataSheet_AVDS164.pdf"> Data Sheet</a> | <a href="https://www.silentknight.com/CatalogDocuments/I56-3889-002R.pdf">Manual</a></br></br></br></br>
The SpectrAlert Advance HR-LF is a red, two-wire, 12/24 volt, low frequency sounder for wall or ceiling installation.
Data Sheet | Manual



HW-LF

The SpectrAlert Advance HW-LF is a white, two-wire, 12/24 volt, low
frequency sounder for wall or ceiling installation.</br>
<a href="https://www.silentknight.com/CatalogDocuments/I56-3889-002R.pdf">Data Sheet</a> | <a href="https://www.silentknight.com/CatalogDocuments/LowFrequency_Sounders_SounderStrobes_DataSheet_AVDS164.pdf">Manual</a></br></br></br></br>
The SpectrAlert Advance HW-LF is a white, two-wire, 12/24 volt, low frequency sounder for wall or ceiling installation.
Data Sheet | Manual



P2RH-LF

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.</br>
<a href="https://www.silentknight.com/CatalogDocuments/I56-3889-002R.pdf">Data Sheet</a> | <a href="https://www.silentknight.com/CatalogDocuments/LowFrequency_Sounders_SounderStrobes_DataSheet_AVDS164.pdf">Manual</a></br></br></br>
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.
Data Sheet | Manual


P2WH-LF

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.</br>
<a href="https://www.silentknight.com/CatalogDocuments/I56-3889-002R.pdf">Data Sheet</a> | <a href="https://www.silentknight.com/CatalogDocuments/LowFrequency_Sounders_SounderStrobes_DataSheet_AVDS164.pdf">Manual</a></br></br></br>
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.
Data Sheet | Manual