{"product_id":"brand-new-yokogawa-pw401-s2-style-s2-power-supply","title":"Brand New Yokogawa PW401-S2 | Style S2 Power Supply","description":"\u003ch2\u003eProduct Details\u003c\/h2\u003e\n\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eYokogawa PW401-S2\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e(Style S2) serves as the high-integrity power core for the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eCENTUM CS3000 and CENTUM VP\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eDistributed Control Systems (DCS). It delivers regulated 24VDC power to process controllers, I\/O modules, and critical bus interfaces. We supply this module as\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100% Brand New and Original\u003c\/strong\u003e, featuring the Style S2 revision which incorporates improved safety circuitry and optimized thermal management. This module ensures stable operation for continuous processes in refineries, chemical plants, and power generation facilities.\u003c\/p\u003e\n\u003ch3\u003ePart Number Breakdown: PW401 STYLE S2\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePW401\u003c\/strong\u003e: Base model for CENTUM system power supply.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSTYLE S2\u003c\/strong\u003e: Indicates the second major hardware revision, providing enhanced reliability standards and updated component specifications compared to the original Style S1.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eDetails\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\u003eManufacturer\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eYokogawa\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003ePW401-S2 (Style S2)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eInput Voltage\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e100–120 VAC (50\/60 Hz)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOutput Power\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e102 Watts\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOutput Voltage\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e24 VDC Regulated\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eRedundancy\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eSupports Dual-Redundant Load Sharing\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e5.1cm x 20.3cm x 20.3cm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e2.0 kg (3.4 lbs)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eJapan\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0 °C to +50 °C\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eCertifications\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eCE, UL, CSA, IEC\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eEngineering Advantages\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eRevision S2 Reliability:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe Style S2 revision addresses long-term component wear found in legacy units. It utilizes higher-grade capacitors and improved heat-sink positioning to extend the Mean Time Between Failures (MTBF) in non-climate-controlled environments.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSeamless Redundancy Integration:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eTwo PW401-S2 modules work in parallel within a CENTUM rack to provide a fault-tolerant power bus. If one module detects an internal failure, the secondary unit assumes the full 102W load instantly, preventing controller reboots and process trips.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eAdvanced Fault Isolation:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe module features overvoltage and thermal protection that isolates the power unit during electrical surges. This prevents field-side disturbances from damaging the expensive C300 or CS3000 processor cards.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eRapid Diagnostics:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eIntegrated front-panel LEDs provide instant visual confirmation of input power status and output health. This allows maintenance teams to identify and hot-swap a failing unit before it compromises the redundant pair.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFAQs\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is the PW401-S2 backward compatible with racks using Style S1 modules?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: Yes. The PW401-S2 maintains physical and electrical compatibility with legacy CENTUM racks. You can utilize Style S2 modules as direct replacements for older S1 units to improve overall system stability.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Does this module support 220VAC input?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: The standard PW401-S2 optimizes performance for 100-120 VAC input ranges. For 220-240 VAC requirements, please verify the specific suffix on your existing hardware, as Yokogawa offers distinct versions for different regional voltage standards.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How should I handle the grounding for the PW401-S2 during installation?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: You must seat the module firmly into the CENTUM system rack to engage the grounding bus. Proper frame grounding prevents common-mode noise from affecting sensitive analog I\/O signals processed by the DCS.\u003c\/p\u003e\n\u003cp\u003eAre you looking to replace a single unit or do you need a matched redundant pair for a new installation?\u003c\/p\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":43337666789466,"sku":"PW401 S2","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/546.jpg?v=1778313347","url":"https:\/\/www.spareoil.com\/products\/brand-new-yokogawa-pw401-s2-style-s2-power-supply","provider":"SpareOil Automation","version":"1.0","type":"link"}