{"product_id":"esl-1500-esl-conventional-fire-alarm-control-panel-series-1-3-5-zone-models","title":"ESL-1500 | ESL Conventional Fire Alarm Control Panel Series (1, 3 \u0026 5 Zone Models)","description":"\u003ch4\u003eDescription \u003c\/h4\u003e\n\u003cp data-end=\"396\" data-start=\"144\"\u003eThe ESL-1500 is a conventional fire alarm control panel series designed for 1, 3, or 5 zone configurations. It provides initiating and indicating circuit supervision, alarm verification, and modular expandability with relay and communication options. Suitable for commercial, institutional, and residential use, it offers a reliable and flexible solution for fire detection systems.\u003c\/p\u003e\n\u003cp class=\"\" data-end=\"574\" data-start=\"284\"\u003e \u003c\/p\u003e\n\u003cp class=\"\" data-end=\"574\" data-start=\"284\"\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\u003eESL \/ Sentrol \/ GE Security\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\u003eESL-1500\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSubcategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eConventional Fire Alarm Control Panel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModels\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1501 (1 zone), 1503 (3 zones), 1505 (5 zones)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInitiating Circuits\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSupports 2-wire or 4-wire devices\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWiring Styles\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eClass A or Class B\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIndicating Circuits\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTwo, Class A or Class B\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAlarm Verification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSelectable for smoke detectors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSupervisory Functions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSupports waterflow and supervisory device monitoring\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStandby Power\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBattery backup (24 or 60 hour configurations)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e24 VDC, up to 1.5 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAuxiliary\/Relay Outputs\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSupports zone relay modules, remote annunciators, communicators\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCabinet Dimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eApprox. 14 in × 14 in × 4.5 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e32 °F to 120 °F (0 °C to 50 °C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEnclosure\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSteel housing with lockable hinged door\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eListings\/Approvals\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUL 864 and other regional approvals\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eApprox. 10–15 lbs (depending on configuration and batteries)\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\"\u003eESL-1500\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003cp\u003eThe ESL-1500 Series includes several models: 1501 (one zone), 1503 (three zones), and 1505 (five zones). Each model is built on a Basic Master Board with the option to expand zones using Zone Expander Modules, allowing up to 5 total zones. Initiating circuits support two-wire or four-wire detectors in Class A or Class B wiring configurations. The panel supervises all initiating and indicating circuits for faults and provides features such as walk-test mode, alarm verification, and supervisory or waterflow monitoring on designated zones. Housed in a steel enclosure with lockable door, the panel supports auxiliary power, standby batteries, and additional modules for remote annunciation, digital communications, and local energy connections. The ESL-1500 meets UL fire alarm standards and is approved for use in various jurisdictions.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMultiple Zone Options: Available in 1, 3, or 5 zone models, expandable with modules.\u003c\/li\u003e\n\u003cli\u003eAlarm Verification: Reduces nuisance alarms with selectable verification for smoke detectors.\u003c\/li\u003e\n\u003cli\u003eWalk-Test Mode: Allows installers to test devices without resetting the entire system.\u003c\/li\u003e\n\u003cli\u003eSupervised Circuits: Both initiating and indicating circuits monitored for faults and ground issues.\u003c\/li\u003e\n\u003cli\u003eDevice Compatibility: Supports two-wire and four-wire smoke detectors, heat detectors, and manual stations.\u003c\/li\u003e\n\u003cli\u003eModular Expandability: Accepts zone expanders, relay modules, remote annunciators, and communicators.\u003c\/li\u003e\n\u003cli\u003eSupervisory Monitoring: Zone 2 programmable for sprinkler supervisory devices and waterflow.\u003c\/li\u003e\n\u003cli\u003eAuxiliary Power Supply: Provides 24 VDC for system devices with standby battery backup capability.\u003c\/li\u003e\n\u003cli\u003eDurable Construction: Steel cabinet with hinged, lockable door for secure installation.\u003c\/li\u003e\n\u003cli\u003eCode Compliant: UL-Listed and approved for fire protection installations.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe ESL-1500 delivers the reliability, supervision, and expandability needed for modern conventional fire alarm systems.\u003c\/p\u003e","brand":"ESL","offers":[{"title":"Default Title","offer_id":49105188618496,"sku":"ESL-1500","price":2350.53,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0388\/5331\/2557\/files\/ESL-1500-scaled-510x621.jpg?v=1785542192","url":"https:\/\/alotechparts.com\/products\/esl-1500-esl-conventional-fire-alarm-control-panel-series-1-3-5-zone-models","provider":"Alo Tech Solutions","version":"1.0","type":"link"}