{"product_id":"vps-100us-120-vesda-120v-ac-power-supply-with-battery-backup-for-vesda-smoke-detectors","title":"VPS-100US-120 | Vesda 120V AC Power Supply with Battery Backup for VESDA Smoke Detectors","description":"\u003ch4\u003eDescription \u003c\/h4\u003e\n\u003cp data-start=\"144\" data-end=\"396\"\u003eThe Vesda VPS-100US-120 is a power supply unit designed to deliver stable 27.6V DC output with integrated battery backup for VESDA Laser Smoke Detection Systems. Operating from a 120V AC input, it provides reliable power for single or multiple detectors, ensuring uninterrupted system functionality during power loss. The unit includes supervision, fault relay, and automatic battery switchover features, making it ideal for critical fire detection applications requiring continuous operation.\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 style=\"width: 99.9988%; height: 392.014px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19.6007px;\"\u003e\n\u003ctd style=\"width: 45.4764%; height: 19.6007px;\"\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 52.3847%; height: 19.6007px;\"\u003eNew\/Never Used Surplus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6007px;\"\u003e\n\u003ctd style=\"width: 45.4764%; height: 19.6007px;\"\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 52.3847%; height: 19.6007px;\"\u003eVesda (Xtralis)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6007px;\"\u003e\n\u003ctd style=\"width: 45.4764%; height: 19.6007px;\"\u003e\u003cstrong\u003eCategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 52.3847%; height: 19.6007px;\"\u003eFire Detection and Alarm Systems\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6007px;\"\u003e\n\u003ctd style=\"width: 45.4764%; height: 19.6007px;\"\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 52.3847%; height: 19.6007px;\"\u003eVPS-100US-120\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6007px;\"\u003e\n\u003ctd style=\"width: 45.4764%; height: 19.6007px;\"\u003e\u003cstrong\u003eSubcategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 52.3847%; height: 19.6007px;\"\u003ePower Supply Unit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6007px;\"\u003e\n\u003ctd style=\"width: 45.4764%; height: 19.6007px;\"\u003e\u003cstrong\u003eInput Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 52.3847%; height: 19.6007px;\"\u003e120V AC (+10% \/ -15%), 60Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6007px;\"\u003e\n\u003ctd style=\"width: 45.4764%; height: 19.6007px;\"\u003e\u003cstrong\u003eInput Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 52.3847%; height: 19.6007px;\"\u003e1.4A max\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6007px;\"\u003e\n\u003ctd style=\"width: 45.4764%; height: 19.6007px;\"\u003e\u003cstrong\u003eOutput Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 52.3847%; height: 19.6007px;\"\u003e27.6V DC nominal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6007px;\"\u003e\n\u003ctd style=\"width: 45.4764%; height: 19.6007px;\"\u003e\u003cstrong\u003eOutput Current (Max)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 52.3847%; height: 19.6007px;\"\u003e1.5A total\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6007px;\"\u003e\n\u003ctd style=\"width: 45.4764%; height: 19.6007px;\"\u003e\u003cstrong\u003eSingle Output Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 52.3847%; height: 19.6007px;\"\u003e1.2A (single 24V output)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6007px;\"\u003e\n\u003ctd style=\"width: 45.4764%; height: 19.6007px;\"\u003e\u003cstrong\u003eMultiple Output Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 52.3847%; height: 19.6007px;\"\u003e0.5A per output (three outputs)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6007px;\"\u003e\n\u003ctd style=\"width: 45.4764%; height: 19.6007px;\"\u003e\u003cstrong\u003eBattery Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 52.3847%; height: 19.6007px;\"\u003eSealed lead-acid, 12V DC, 12Ah (x2)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6007px;\"\u003e\n\u003ctd style=\"width: 45.4764%; height: 19.6007px;\"\u003e\u003cstrong\u003eTrouble Relay\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 52.3847%; height: 19.6007px;\"\u003eForm C (NO\/NC), 2A @ 30VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6007px;\"\u003e\n\u003ctd style=\"width: 45.4764%; height: 19.6007px;\"\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 52.3847%; height: 19.6007px;\"\u003e32°F to 120°F (0°C to 49°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6007px;\"\u003e\n\u003ctd style=\"width: 45.4764%; height: 19.6007px;\"\u003e\u003cstrong\u003eHumidity Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 52.3847%; height: 19.6007px;\"\u003e10–95% RH, non-condensing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6007px;\"\u003e\n\u003ctd style=\"width: 45.4764%; height: 19.6007px;\"\u003e\u003cstrong\u003eCable Access\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 52.3847%; height: 19.6007px;\"\u003e¾” knockouts in multiple positions\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6007px;\"\u003e\n\u003ctd style=\"width: 45.4764%; height: 19.6007px;\"\u003e\u003cstrong\u003eCabinet Dimensions (W x H x D)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 52.3847%; height: 19.6007px;\"\u003e13.9 × 9 × 4.5 in (354 × 229 × 114 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6007px;\"\u003e\n\u003ctd style=\"width: 45.4764%; height: 19.6007px;\"\u003e\u003cstrong\u003eCertifications\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 52.3847%; height: 19.6007px;\"\u003eUL, ULC, CSFM, NYMEA, FM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6007px;\"\u003e\n\u003ctd style=\"width: 45.4764%; height: 19.6007px;\"\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 52.3847%; height: 19.6007px;\"\u003e10 lbs (4.54 kg) without batteries\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4\u003e\u003cbr\u003e\u003c\/h4\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eInformation About \u003cmeta charset=\"utf-8\"\u003e \u003cmeta charset=\"utf-8\"\u003e\n\u003cspan data-sheets-root=\"1\"\u003eVPS-100US-120\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003cp\u003eThe VPS-100US-120 is part of the VESDA Power Supply Series by Xtralis, built for dependable operation with VESDA laser smoke detection networks. It consists of a mounting enclosure, a transformer, and a main circuit board, engineered to provide 27.6V DC nominal output with up to 1.5A capacity. The unit supports sealed lead-acid 12V, 12Ah batteries and features supervision for AC and battery status, ensuring rapid fault identification. Designed for 120 VAC \/ 60 Hz input, it includes automatic transition to backup power and is compliant with UL, ULC, CSFM, FM, and NYMEA fire protection standards.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eReliable DC Power Output: Provides 27.6V DC nominal power with up to 1.5A total output capacity.\u003c\/li\u003e\n\u003cli\u003eBattery Backup Capability: Supports two 12V, 12Ah batteries for uninterrupted power during AC failure.\u003c\/li\u003e\n\u003cli\u003eAutomatic Power Switchover: Seamlessly switches to standby batteries when main AC input fails.\u003c\/li\u003e\n\u003cli\u003eComprehensive Supervision: Monitors AC fail, low voltage, and battery conditions for system reliability.\u003c\/li\u003e\n\u003cli\u003eIntegrated Fault Relay: Form C relay rated at 2A @ 30VDC for power fault notification.\u003c\/li\u003e\n\u003cli\u003eEnvironmental Tolerance: Operates between 32°F–120°F and up to 95% RH non-condensing.\u003c\/li\u003e\n\u003cli\u003eFlexible Output Configuration: Supports one 24V output (1.2A) or three outputs (0.5A each).\u003c\/li\u003e\n\u003cli\u003eUL\/ULC Certified: Compliant with major fire safety and equipment standards for dependable performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe VPS-100US-120 delivers the reliability and precision required for powering professional fire detection and smoke monitoring systems.\u003c\/p\u003e","brand":"Vesda","offers":[{"title":"Default Title","offer_id":49105151131904,"sku":"VPS-100US-120","price":1218.63,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0388\/5331\/2557\/files\/2999485_1000x1000_edf535c5-94ee-4522-91c9-65dd5ea04c24.png?v=1785541381","url":"https:\/\/alotechparts.com\/products\/vps-100us-120-vesda-120v-ac-power-supply-with-battery-backup-for-vesda-smoke-detectors","provider":"Alo Tech Solutions","version":"1.0","type":"link"}