{"product_id":"1769-pa4-allen-bradley-compactlogix-ac-power-supply-module","title":"1769-PA4 | Allen-Bradley | CompactLogix AC Power Supply Module","description":"\u003ch3\u003e\u003cstrong\u003eProduct Description\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1769-PA4\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis an AC input power supply module designed for the Compact I\/O platform, providing reliable backplane power for CompactLogix systems. Manufactured by\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eAllen-Bradley\u003c\/strong\u003e, this unit supports a wide input voltage range and delivers stable DC outputs required by local I\/O modules.\u003c\/p\u003e\n\u003cp\u003eEngineered for flexibility, the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1769-PA4\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efeatures a user-selectable input range, allowing operation across different regional power standards. It supplies regulated 5V and 24V DC to the Compact I\/O backplane, supporting multiple modules within a rack while maintaining consistent performance under varying load conditions.\u003c\/p\u003e\n\u003cp\u003eIts compact mechanical design and dual mounting capability make it suitable for control cabinets where space optimization and installation flexibility are essential.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eKey Functional Characteristics\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eWide-range AC input with selectable voltage modes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eProvides backplane power for CompactLogix and Compact I\/O systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSupports multiple downstream modules within power distance limits\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eStable DC output for both logic and field-side circuits\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDesigned for continuous industrial operation up to 60°C\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCompatible with DIN rail and panel mounting methods\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ctable class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e1769-PA4\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eAC Power Supply Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Family\u003c\/td\u003e\n\u003ctd\u003eCompactLogix 1769\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Voltage (Nominal)\u003c\/td\u003e\n\u003ctd\u003e120 \/ 240 V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Voltage Range\u003c\/td\u003e\n\u003ctd\u003e85–265 V AC or 170–265 V AC (selectable)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Frequency\u003c\/td\u003e\n\u003ctd\u003e47–63 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Selection\u003c\/td\u003e\n\u003ctd\u003eUser-selectable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApparent Power Consumption\u003c\/td\u003e\n\u003ctd\u003e200 VA @ 120 V AC; 240 VA @ 240 V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInrush Current\u003c\/td\u003e\n\u003ctd\u003eMax. 25 A @ 132 V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Capacity (Backplane)\u003c\/td\u003e\n\u003ctd\u003e5 V DC: 4 A; 24 V DC: 2 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Dissipation\u003c\/td\u003e\n\u003ctd\u003eApprox. 18 W at 60°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e0°C to 60°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Options\u003c\/td\u003e\n\u003ctd\u003eDIN rail or panel mount\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e1.1 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Supply Distance Rating\u003c\/td\u003e\n\u003ctd\u003eSupports multiple modules (typically up to 8, depending on configuration)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e\u003cstrong\u003eApplication Scenarios\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1769-PA4\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis intended for use in distributed control systems where Compact I\/O modules require centralized and stable power. It is commonly installed in manufacturing lines, material handling systems, and OEM equipment panels where CompactLogix controllers are deployed.\u003c\/p\u003e\n\u003cp\u003eIts wide input range makes it particularly suitable for global machine designs that must operate across different electrical standards without hardware changes.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eFAQ\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWhat does the 1769-PA4 power supply provide to the system?\u003c\/strong\u003e\u003cbr\u003eIt supplies regulated 5V and 24V DC power to the Compact I\/O backplane, enabling connected modules to operate correctly.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs input voltage configuration automatic?\u003c\/strong\u003e\u003cbr\u003eNo, the input range must be manually selected to match the incoming AC supply.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow many modules can it support?\u003c\/strong\u003e\u003cbr\u003eTypically up to 8 modules, depending on total current consumption and system configuration.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan it be used in high-temperature environments?\u003c\/strong\u003e\u003cbr\u003eYes, it is rated for operation up to 60°C, provided proper enclosure ventilation is maintained.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":43320870961242,"sku":"1769-PA4","price":123.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/4601\/3530\/files\/1769-PA42.jpg?v=1778047646","url":"https:\/\/www.plcmasters.com\/products\/1769-pa4-allen-bradley-compactlogix-ac-power-supply-module","provider":"PLC Masters Ltd.","version":"1.0","type":"link"}