{"product_id":"566-074-simplex-circuit-board-for-4100-5101-expansion-power-supply","title":"566-074 | Simplex Circuit Board for 4100-5101 Expansion Power Supply","description":"\u003ch4\u003eDescription \u003c\/h4\u003e\n\u003cp\u003eThe Simplex 566-074 is a circuit board designed for use with the 4100-5101 expansion power supply. This discontinued part provides essential interface and control functions within Simplex fire alarm and power distribution systems. It ensures proper regulation and connectivity for reliable system operation.\u003c\/p\u003e\n\u003cp class=\"\"\u003e \u003c\/p\u003e\n\u003cp class=\"\"\u003e \u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications \u003c\/h4\u003e\n\u003ctable style=\"width: 100%; height: 293.907px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 25.5304%; height: 19.5938px;\"\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 71.1569%; height: 19.5938px;\"\u003eNew\/Never Used Surplus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 25.5304%; height: 19.5938px;\"\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 71.1569%; height: 19.5938px;\"\u003eSimplex\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 25.5304%; height: 19.5938px;\"\u003e\u003cstrong\u003eCategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 71.1569%; height: 19.5938px;\"\u003ePLCs\/Machine Control\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 25.5304%; height: 19.5938px;\"\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 71.1569%; height: 19.5938px;\"\u003e566-074\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 25.5304%; height: 19.5938px;\"\u003e\u003cstrong\u003eSubcategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 71.1569%; height: 19.5938px;\"\u003ePC Board PLC\/Add-On Board\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 25.5304%; height: 19.5938px;\"\u003e\u003cstrong\u003eCompatible With\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 71.1569%; height: 19.5938px;\"\u003eSimplex 4100-5101 Expansion Power Supply\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 25.5304%; height: 19.5938px;\"\u003e\u003cstrong\u003eSeries\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 71.1569%; height: 19.5938px;\"\u003eSimplex 4100\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 25.5304%; height: 19.5938px;\"\u003e\u003cstrong\u003eFunction\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 71.1569%; height: 19.5938px;\"\u003eCircuit board interface for expansion power supply\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 25.5304%; height: 19.5938px;\"\u003e\u003cstrong\u003eApplication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 71.1569%; height: 19.5938px;\"\u003eFire alarm and building safety systems\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 25.5304%; height: 19.5938px;\"\u003e\u003cstrong\u003eMounting Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 71.1569%; height: 19.5938px;\"\u003eInternal system mounting\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 25.5304%; height: 19.5938px;\"\u003e\u003cstrong\u003eBoard Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 71.1569%; height: 19.5938px;\"\u003ePrinted circuit board (PCB)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 25.5304%; height: 19.5938px;\"\u003e\u003cstrong\u003eStatus\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 71.1569%; height: 19.5938px;\"\u003eDiscontinued by Manufacturer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 25.5304%; height: 19.5938px;\"\u003e\u003cstrong\u003eUse Case\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 71.1569%; height: 19.5938px;\"\u003eLegacy system maintenance and repair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 25.5304%; height: 19.5938px;\"\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 71.1569%; height: 19.5938px;\"\u003e0.85 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\u003e566-074\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003cp\u003eThe 566-074 is a specialized circuit board developed for integration with the 4100-5101 expansion power supply module. As part of the Simplex 4100 series, it was engineered to maintain stable power delivery across fire alarm system components. Its build quality and dedicated design ensure compatibility with factory-installed expansion systems, reducing the risk of improper connections or failures. Although discontinued, it remains significant for maintaining legacy installations where system continuity is critical.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eExpansion Power Supply Interface: Designed specifically for use with the 4100-5101 expansion power supply.\u003c\/li\u003e\n\u003cli\u003eStable Operation: Helps regulate system power for reliable alarm system performance.\u003c\/li\u003e\n\u003cli\u003eSeries Compatibility: Built for integration with the Simplex 4100 series platform.\u003c\/li\u003e\n\u003cli\u003eDurable Construction: Manufactured to withstand continuous operation in demanding environments.\u003c\/li\u003e\n\u003cli\u003eEasy Replacement: Designed as a direct board-level replacement for service technicians.\u003c\/li\u003e\n\u003cli\u003ePrecision Connectivity: Provides secure and reliable electrical interconnections.\u003c\/li\u003e\n\u003cli\u003eLegacy System Support: Essential for maintaining older Simplex installations.\u003c\/li\u003e\n\u003cli\u003eManufacturer Quality: Produced under Simplex quality standards for long-term service.\u003c\/li\u003e\n\u003cli\u003eDiscontinued Part: No longer manufactured but remains critical for system repair and service.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe 566-074 delivers the reliability and precision required for expansion power supply support in fire and building safety systems.\u003c\/p\u003e","brand":"Simplex","offers":[{"title":"Default Title","offer_id":49105174855936,"sku":"566-074","price":801.15,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0388\/5331\/2557\/files\/900427a0d3ae4f24a2a23e33bc4e4ab9.jpg?v=1785541858","url":"https:\/\/alotechparts.com\/products\/566-074-simplex-circuit-board-for-4100-5101-expansion-power-supply","provider":"Alo Tech Solutions","version":"1.0","type":"link"}