{"product_id":"yokogawa-nfpw444-50-24vdc-to-5-1vdc-power-converter","title":"Yokogawa NFPW444-50 | 24VDC to 5.1VDC Power Converter","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eYokogawa NFPW444-50\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eprovides high-precision DC power specifically for the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eSTARDOM FCN\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e(Field Control Node) Autonomous Controller series. This module converts a 24V DC field supply into a regulated 5.1V DC logic rail, powering the CPU and internal circuitry with deterministic stability. We supply this unit in\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eNew \u0026amp; Original Factory Packing\u003c\/strong\u003e, ensuring your distributed control architecture utilizes fresh, Style S2 hardware for maximum uptime and protection against power-line transients.\u003c\/p\u003e\n\u003ch3\u003ePart Number Breakdown: NFPW444 Series\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eNFPW444:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ePower Supply Module (24 V DC Input)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSuffix -5:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eStandard type with no explosion protection\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSuffix 0:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eBasic type\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eStyle S2:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eFeatures updated internal power-handling components and improved thermal dissipation over S1 revisions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eManufacturer:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eYokogawa Electric Corporation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eModel Number:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eNFPW444-50 (Style S2)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eRated Input Voltage:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e24 V DC\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eInput Voltage Range:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e21.6 to 31.2 V DC\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eRated Output Voltage:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e+5.1 V DC (Precision Regulated)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eRated Output Current:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e0 to 7.8 A\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eEfficiency:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e≥ 85%\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eProtection Features:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eOver-voltage, Over-current, Short-circuit protection\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCooling Method:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eNatural Convection (Fanless design)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOperating Temperature:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e0 to 55 °C\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDimensions:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e14.65 x 4.97 x 13 cm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWeight:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e0.6 kg (Net) \/ 1.5 kg (Shipping)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eEngineering Advantages\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOptimized DC-DC Conversion:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe NFPW444-50 excels in environments where AC power is unavailable or unreliable. It accepts a wide 24V DC input range (21.6 to 31.2 VDC), allowing it to operate directly from battery backup systems or industrial DC buses without additional filtering.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHigh-Current Logic Support:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eDelivering up to\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e7.8 Amps at 5.1V DC\u003c\/strong\u003e, this module provides the heavy-duty current necessary for high-performance STARDOM CPUs and fully populated communication racks. This ensures your processor never throttles or resets due to voltage drops during peak calculations.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eElimination of Mechanical Failures:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe fanless, natural convection cooling design removes the most common failure point in industrial power supplies. By preventing the intake of dust and metallic particles, the module extends the service life of internal capacitors and transistors.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eZero-Downtime Redundancy:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eWhen installed in a redundant base module, the NFPW444-50 supports 1:1 redundancy. It shares the load with its partner module; should one unit fail, the other instantly assumes the total load to prevent a system-wide process trip.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eIndustrial Fault Isolation:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eAdvanced protection circuits safeguard the internal FCN backplane. In the event of an external 24V surge or a field-side short circuit, the module isolates the fault, preventing damage to the expensive CPU and I\/O hardware.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFAQs\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCan the NFPW444-50 handle 110V or 220V AC input?\u003c\/strong\u003eNo. The NFPW444 is a\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e24 V DC Input\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003emodule only. Connecting this module to AC mains will result in immediate hardware failure. Use the NFPW442 variant for AC-to-DC conversion requirements.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eIs the Style S2 compatible with racks originally using S1 modules?\u003c\/strong\u003eYes. The Style S2 revision maintains full mechanical and electrical backward compatibility with the NFPW444-S1, offering improved efficiency and better transient resilience.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDoes the module support hot-swapping?\u003c\/strong\u003eYes, provided you mount it on a compatible redundant rack. You can replace a faulty NFPW444-50 while the system is energized, allowing for maintenance without interrupting the plant process.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhy is \"Brand New\" condition vital for this module?\u003c\/strong\u003eDC-DC converters like the NFPW444-50 utilize power transistors and electrolytic capacitors that face high thermal stress during current conversion. Used or \"New Old Stock\" units may have aged components that cannot maintain the 7.8A peak rating. A\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100% Brand New\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eunit ensures you receive the full 12-month factory warranty and maximum operational life.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":43224971739226,"sku":"NFPW444","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/221.1_71862857-349f-4552-8e66-9db0e2156713.jpg?v=1776391012","url":"https:\/\/www.spareoil.com\/products\/yokogawa-nfpw444-50-24vdc-to-5-1vdc-power-converter","provider":"SpareOil Automation","version":"1.0","type":"link"}