{"product_id":"2-pps6a-edwards-primary-power-supply-24vdc-64a-120vac-input-nac-outputs","title":"2-PPS\/6A | Edwards Primary Power Supply 24VDC 6.4A, 120VAC Input, NAC Outputs","description":"\u003ch4\u003eDescription \u003c\/h4\u003e\n\u003cp data-start=\"144\" data-end=\"396\"\u003eThe Edwards 2-PPS\/6A is a switch-mode primary power supply designed to energize system modules, monitor the AC line, and perform ground fault testing. Rated for 6.4 A output, it supports both battery charging and automatic transfer to backup power in case of brownouts or AC failures. The 2-PPS\/6A is discontinued by the manufacturer but remains a reliable unit for fire alarm and notification systems.\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\u003eEdwards\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePower Supplies\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2-PPS\/6A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSubcategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePower Supply\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInput Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e120 VAC (300 W max), 50\/60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutput Voltage\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\u003eOutput Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e6.4 A maximum total\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBattery Charging\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUp to 24 Ah\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDevice Capacitance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1000 µF maximum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNAC1 Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e24 VDC, 3.2 A max, 5000 µF max\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNAC2 Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e24 VDC, 3.2 A max, 5000 µF max\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaximum Wire Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e12 AWG (2.5 mm²)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEnvironmental Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e32°F to 120°F (0°C to 49°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHumidity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0–93% non-condensing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eApplication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFire alarm power and NAC supply\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2.00 lbs\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\"\u003e2-PPS\/6A\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003cp\u003eThe 2-PPS\/6A is part of the Edwards PPS Series of primary power supplies, built to provide 24 VDC nominal output for system modules and notification appliance circuits (NACs). It includes integral battery charging capabilities up to 24 Ah and safeguards against total battery discharge during alarms. Designed for installation in fire alarm systems, the unit uses MOV and common mode choke protection against AC transient spikes. This model operates at 120 VAC input and offers dependable Class B circuit support with a compact design for control panel integration.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSwitch-Mode Design: Efficiently converts input power to stable 24 VDC output.\u003c\/li\u003e\n\u003cli\u003eOutput Capacity: Provides up to 6.4 A of current for system modules and devices.\u003c\/li\u003e\n\u003cli\u003eBattery Charging: Supports battery charging up to 24 Ah capacity.\u003c\/li\u003e\n\u003cli\u003eDual NAC Outputs: Includes two supervised 24 VDC outputs for notification appliances.\u003c\/li\u003e\n\u003cli\u003eGround Fault Testing: Continuously monitors AC line and system grounding.\u003c\/li\u003e\n\u003cli\u003eAutomatic Backup Transfer: Ensures seamless switchover to battery during AC failure.\u003c\/li\u003e\n\u003cli\u003eAC Protection: MOVs and common mode choke filter protect against voltage transients.\u003c\/li\u003e\n\u003cli\u003eCompact Integration: Mounts easily in control panels with straightforward wiring.\u003c\/li\u003e\n\u003cli\u003eEnvironmental Tolerance: Operates in 32°F to 120°F (0°C to 49°C) and up to 93% humidity.\u003c\/li\u003e\n\u003cli\u003eUL Application: Suitable for powering Edwards fire alarm systems and NAC circuits.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe 2-PPS\/6A delivers the reliability and performance required for powering Edwards fire alarm systems.\u003c\/p\u003e","brand":"Edwards","offers":[{"title":"Default Title","offer_id":49105186750720,"sku":"2-PPS\/6A","price":1027.53,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0388\/5331\/2557\/files\/dscn2001.777a963f27474ed7066d33e533e45799.png?v=1785542139","url":"https:\/\/alotechparts.com\/products\/2-pps6a-edwards-primary-power-supply-24vdc-64a-120vac-input-nac-outputs","provider":"Alo Tech Solutions","version":"1.0","type":"link"}