System Sensor HWL-LF-BP10 L-Series Indoor Low Frequency Sounder, 2-Wire, Wall Mount, White
The System Sensor HWL-LF-BP10 is a bulk pack containing 10 HWL-LF low frequency sounders, designed for indoor wall-mounted fire alarm notification in sleeping areas. As part of the System Sensor L-Series, these appliances deliver a 520 Hz square wave tone that complies with NFPA 72 requirements for sleeping spaces, helping ensure effective occupant notification during emergencies.
Engineered for fast installation and dependable performance, the HWL-LF features a plug-in design with minimal intrusion into the back box, a universal mounting plate with an onboard shorting spring, and field-selectable tone settings. Its modern design and compatibility with legacy SpectrAlert devices make it an excellent choice for new installations and retrofit projects.
Key Features
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Bulk pack containing 10 HWL-LF sounders
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Indoor low frequency sounder
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2-wire wall-mounted design
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White housing with no marking
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520 Hz ±10% square wave tone
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Complies with NFPA 72 sleeping area requirements
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High and low output settings
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Temporal 3 and Temporal 4 tone options
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Plug-in design for faster installation
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Universal mounting plate with onboard shorting spring
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Minimal intrusion into the back box
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Compatible with legacy SpectrAlert and SpectrAlert Advance devices
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Compatible with the MDL3 synchronization module
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Modern low-profile design
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Genuine System Sensor notification appliance
Applications
The System Sensor HWL-LF-BP10 is ideal for:
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Hotels and motels
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Apartment buildings
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Student accommodation
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Dormitories
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Hospitals
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Assisted living facilities
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Nursing homes
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Residential care facilities
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Commercial buildings requiring NFPA 72 compliant sleeping area notification
Specifications
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Manufacturer: System Sensor
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Model: HWL-LF-BP10
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Product Series: L-Series
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Product Type: Low Frequency Sounder Bulk Pack
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Quantity: 10 sounders
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Individual Model: HWL-LF
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Wiring: 2-wire
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Mounting Type: Wall
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Installation: Indoor
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Housing Color: White
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Marking: No Marking
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Frequency: 520 Hz ±10%
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Tone Pattern: Square wave
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Tone Settings: High/Low, Temporal 3, Temporal 4
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Mounting Plate: Universal with onboard shorting spring
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Compatibility: SpectrAlert, SpectrAlert Advance, and MDL3 Sync Module
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NFPA 72 Compliant: Yes
Why Choose the System Sensor HWL-LF-BP10?
The System Sensor HWL-LF-BP10 offers a cost-effective solution for larger fire alarm installations by providing ten low frequency sounders in one convenient package. With NFPA 72 compliant 520 Hz notification, flexible field-selectable settings, fast plug-in installation, and broad compatibility with existing System Sensor notification systems, it is an ideal choice for projects requiring reliable sleeping area notification while reducing installation time and overall project costs.
