Horns & Sounders
SpectrAlert® Advance HW-LF Selectable-Output Low Frequency Sounder
SpectrAlert® Advance HW-LF Selectable-Output Low Frequency Sounders are white, two-wire, 12/24V, low frequency sounders for wall or ceiling installation.
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This product has been discontinued.
SpectrAlert® Advance HW-LF Selectable-Output Low Frequency Sounders are white, two-wire, 12/24V, low frequency sounders for wall or ceiling installation. These sounders are designed to address the NFPA 72 sleeping space requirements that require a low frequency notification appliance that operates within frequency range of 520 Hz ± 10% and is of a square wave tone. These devices feature plug-in designs with minimal intrusion into the back box, making installations fast and foolproof while virtually eliminating costly and time-consuming ground faults.
Certifications:- UL Listed: S4011
- MEA Listed: MEA452-05-E
- FM Approved: 3047563
- CSFM: 7135-1653:0223; 7125-1653:0224
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