{"product_id":"hwl-lf-bp10-system-sensor-l-series-low-frequency-sounder-horns-bulk-pack-of-10","title":"HWL-LF-BP10 | System Sensor L-Series Low-Frequency Sounder Horns, Bulk Pack of 10","description":"\u003ch4\u003eDescription \u003c\/h4\u003e\n\u003cp data-start=\"144\" data-end=\"396\"\u003eThe System Sensor HWL-LF-BP10 is a bulk pack of ten low-frequency sounders designed for fire alarm and life safety systems. Each device delivers a 520 Hz tone for NFPA-compliant notification in sleeping areas, offering both reliable performance and efficient large-scale installation.\u003c\/p\u003e\n\u003cp data-start=\"284\" data-end=\"574\" class=\"\"\u003e \u003c\/p\u003e\n\u003cp data-start=\"284\" data-end=\"574\" class=\"\"\u003e \u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications \u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNew\/Never Used Surplus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSystem Sensor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFire Safety\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHWL-LF-BP10\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSubcategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFire Alarm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eType\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLow-Frequency Sounder (Bulk Pack of 10)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTone Frequency\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e520 Hz ± 10% square wave\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCandela Settings\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eField-selectable: 15, 30, 75, 95, 110, 135, 185 cd\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eVolume\/Tone Options\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHigh\/Low, Temporal 3, Temporal 4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMounting\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eWall-mounted, plug-in backplate design\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHousing Color\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eWhite\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatibility\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSpectrAlert® and SpectrAlert Advance series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower Supply\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e24 VDC nominal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStandards\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUL 464 listed, NFPA 72 compliant\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eApplications\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSleeping areas, hotels, apartments, dormitories, assisted living\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eQuantity per Pack\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e10 units\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e~18 lbs total (approx. 1.8 lbs per unit × 10)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eInformation About \u003cspan data-sheets-root=\"1\"\u003eHWL-LF-BP10\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003cp\u003eThe HWL-LF-BP10 is part of the System Sensor L-Series, engineered to meet the latest NFPA 72 and UL 464 requirements for low-frequency audible notification. Each unit produces a 520 Hz square wave tone proven to be more effective at waking occupants, especially those with mild hearing loss. These horns are designed for quick installation using a plug-in mounting system and feature field-selectable volume and tone settings. Sold in a 10-unit bulk pack, this model is ideal for large projects such as hotels, dormitories, and residential facilities that require consistent, code-compliant notification across multiple rooms.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e520 Hz Low-Frequency Tone: Meets NFPA 72 requirements for sleeping area notification.\u003c\/li\u003e\n\u003cli\u003eBulk Pack of 10 Units: Cost-efficient solution for large-scale installations.\u003c\/li\u003e\n\u003cli\u003eField-Selectable Candela Levels: Adjustable settings from 15 to 185 cd for flexibility.\u003c\/li\u003e\n\u003cli\u003eMultiple Tone Options: Rotary switch allows high\/low volume and Temporal 3\/Temporal 4 patterns.\u003c\/li\u003e\n\u003cli\u003ePlug-In Mounting Design: Simplifies wiring and reduces installation errors.\u003c\/li\u003e\n\u003cli\u003eContinuity Check: Mounting plate shorting spring verifies wiring before installation.\u003c\/li\u003e\n\u003cli\u003eModern Aesthetics: Compact, professional design blends into wall or ceiling environments.\u003c\/li\u003e\n\u003cli\u003eLegacy Compatibility: Electrically compatible with SpectrAlert® and SpectrAlert Advance devices.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe HWL-LF-BP10 delivers the reliability and efficiency required for multi-room fire alarm notification systems.\u003c\/p\u003e","brand":"System Sensor","offers":[{"title":"Default Title","offer_id":49105195827456,"sku":"HWL-LF-BP10","price":1115.73,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0388\/5331\/2557\/files\/system-sensor-hwl-lf-bp10-bulk-pack-with-10-units-976809.jpg?v=1785542320","url":"https:\/\/alotechparts.com\/products\/hwl-lf-bp10-system-sensor-l-series-low-frequency-sounder-horns-bulk-pack-of-10","provider":"Alo Tech Solutions","version":"1.0","type":"link"}