{"product_id":"system-sensor-hgwl-lf-compact-low-frequency-sounder-white","title":"System Sensor HGWL-LF Low-Frequency Compact Sounder","description":"\u003ch2\u003eSystem Sensor HGWL-LF L-Series Indoor Low-Frequency Compact Sounder, 2-Wire, Wall Mount, White\u003c\/h2\u003e\n\u003cp\u003eThe System Sensor HGWL-LF is a compact low-frequency sounder from the L-Series, designed to provide dependable audible notification in sleeping areas and other indoor applications. Featuring a clean white housing and compact wall-mounted design, the HGWL-LF delivers a \u003cstrong\u003e520 Hz square wave tone\u003c\/strong\u003e that complies with \u003cstrong\u003eNFPA 72\u003c\/strong\u003e requirements for low-frequency occupant notification.\u003c\/p\u003e\n\u003cp\u003eEngineered for modern fire alarm systems, the HGWL-LF offers field-selectable tone settings, a plug-in design for quick installation, and a universal mounting plate with an onboard shorting spring that allows wiring continuity to be tested before the device is installed. Its compact size makes it an excellent choice where space is limited while maintaining the performance and reliability expected from the System Sensor L-Series.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eCompact indoor low-frequency sounder\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e2-wire wall-mounted design\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhite housing with no marking\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e520 Hz ±10% square wave tone\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eComplies with NFPA 72 sleeping area requirements\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eField-selectable High and Low output settings\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eTemporal 3, Temporal 4, Continuous, and Coded tone options\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePlug-in design for fast installation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eUniversal mounting plate with onboard shorting spring\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMinimal intrusion into the back box\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCompatible with legacy SpectrAlert and SpectrAlert Advance devices\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCompatible with the MDL3 Sync Module\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eModern compact L-Series design\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eGenuine System Sensor notification appliance\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cp\u003eThe System Sensor HGWL-LF is ideal for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eHotels and motels\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eApartment buildings\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eStudent housing\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHospitals\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAssisted living facilities\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eNursing homes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDormitories\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eResidential care facilities\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCommercial buildings requiring NFPA 72 compliant sleeping area notification\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eManufacturer: System Sensor\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eModel: HGWL-LF\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eProduct Series: L-Series\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eProduct Type: Compact Low-Frequency Sounder\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eInstallation: Indoor\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMounting: Wall\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWiring: 2-wire\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHousing Color: White\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFrequency: 520 Hz ±10%\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eTone Type: Square wave\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eTone Settings: High\/Low, Temporal 3, Temporal 4, Continuous, and Coded\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eOperating Voltage: Regulated 24VDC\/FWR\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMounting Plate: Universal with onboard shorting spring\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCompatibility: SpectrAlert, SpectrAlert Advance, and MDL3 Sync Module\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCompliance: NFPA 72\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhy Choose the System Sensor HGWL-LF?\u003c\/h2\u003e\n\u003cp\u003eThe System Sensor HGWL-LF combines a compact design with powerful low-frequency audible notification to help meet modern fire alarm requirements for sleeping areas. Its 520 Hz output, flexible field-selectable settings, fast plug-in installation, and compatibility with existing L-Series and SpectrAlert systems make it an ideal solution for new installations and retrofit projects where dependable occupant notification and space-saving design are essential.\u003c\/p\u003e","brand":"System Sensor","offers":[{"title":"Default Title","offer_id":43132846309600,"sku":"HGWL-LF","price":60.3,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0653\/7186\/5312\/products\/system-sensor-sounders-default-title-system-sensor-hgwl-lf-low-frequency-compact-sounder-31897173983456.jpg?v=1763279823","url":"https:\/\/thefirealarmsupplier.com\/products\/system-sensor-hgwl-lf-compact-low-frequency-sounder-white","provider":"The Fire Alarm Supplier","version":"1.0","type":"link"}