{"product_id":"nfpw444-50-yokogawa-24v-dc-input-5-1v-dc-output","title":"NFPW444-50 Yokogawa 24V DC Input 5.1V DC Output","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eYokogawa NFPW444\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eserves as a specialized DC-to-DC power conversion unit designed for the STARDOM FCN\/FCJ and CENTUM VP automation platforms. It converts a wide 24V DC field input into high-stability regulated voltage rails (+5.1V DC and +12V DC) to power internal CPU logic and communication interfaces. We provide this module as\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100% Brand New and Original\u003c\/strong\u003e, ensuring your distributed control system (DCS) maintains continuous availability in mission-critical environments like oil refineries, offshore platforms, and chemical plants.\u003c\/p\u003e\n\u003ch3\u003ePart Number Breakdown: NFPW444\u003c\/h3\u003e\n\u003cp\u003eYokogawa utilizes specific coding for environmental and revision variants:\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eSuffix\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eDescription\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eTechnical Application\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003e-50\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eStandard Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eStandard non-explosion protection for general industrial use.\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eS2\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eStyle Code\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eRepresents Style S2 hardware with updated internal circuit efficiency.\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003e1S\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eModel Option\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1-phase version for specific rack load configurations.\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cp\u003eThe NFPW444 features high power density and advanced thermal management:\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\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 (±10% Tolerance)\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 (Logic Side)\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\u003eTotal Power Output:\u003c\/strong\u003e 60 W (Sufficient for fully populated NFBU racks)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eRedundancy:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eSupports dual-power configuration for zero-fail operations.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCooling:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ePassive natural convection (fanless design).\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 (1.32 lbs).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDimensions (W×H×D):\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e4.97 cm x 13 cm x 14.65 cm.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eEngineering Advantages\u003c\/h3\u003e\n\u003cp\u003eThe NFPW444 resolves critical reliability issues in field-deployed control systems:\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHot-Swappable Maintenance:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe module’s design allows live replacement. When configured in a redundant pair within an NFBU series rack, you can pull a faulty unit and insert a new NFPW444 without de-energizing the controller or interrupting live process data.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDirect 24V DC Field Integration:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eDesigned for facilities operating on centralized DC battery banks, the NFPW444 eliminates the need for external AC-to-DC inverters. It directly accepts 24V DC, reducing energy conversion losses and decreasing heat buildup inside the control cabinet.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eRAS-Ready Diagnostics:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe module features integrated RAS (Reliability, Availability, and Serviceability) circuits. Front-panel status LEDs and internal health monitoring circuits detect input fluctuations or output sagging, triggering system-level alarms before a hardware failure occurs.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eResistant to Electrical Noise:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eOptimized for harsh electromagnetic environments, the NFPW444 filters input transients and common-mode noise. This ensures the CPU logic receives a \"clean\" 5.1V rail, preventing memory corruption or CPU hangs in high-noise industrial zones.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFAQs\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can I use the NFPW444 in a rack that currently uses an AC power supply?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: No. While the physical footprint matches, you must ensure the rack backplane and the auxiliary power source align. Mixing AC (NFPW442) and DC (NFPW444) inputs in the same redundant pair is not supported.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Does the NFPW444 require a cooling fan?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: No. The NFPW444 uses passive natural convection. You must ensure the cabinet has adequate ventilation and respect the 0 °C to +55 °C operating temperature range to maintain maximum MTBF (Mean Time Between Failures).\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How do I know if the module is functioning correctly after installation?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: Check the front panel \"READY\" LED. A steady green light confirms that the input voltage is within the 21.6–31.2 V DC range and that the internal +5.1V output is correctly regulated and active on the backplane bus.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is the NFPW444-50 compatible with older Style S1 racks?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: Generally, Style S2 modules are backward compatible with S1 racks. However, we recommend verifying your specific NFBU rack revision to ensure that all diagnostic and redundancy reporting functions operate as intended.\u003c\/p\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":44147826851939,"sku":"NFPW444","price":360.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0583\/5246\/8067\/files\/233.1_51fc321f-e510-473f-b2f1-bd4266ca6fc8.jpg?v=1777429942","url":"https:\/\/www.autocontrolglobal.com\/products\/nfpw444-50-yokogawa-24v-dc-input-5-1v-dc-output","provider":"AutoControl Global","version":"1.0","type":"link"}