{"product_id":"6ep1961-3ba21-siemens-sitop-pse202u-redundancy-module-24v-dc-40a-power-expansion","title":"6EP1961-3BA21 Siemens SITOP PSE202U Redundancy Module 24V DC 40A Power Expansion","description":"\u003ch3 class=\"\"\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003e\u003cspan class=\"\"\u003eThe Siemens 6EP1961-3BA21 is a high-reliability SITOP PSE202U redundancy module engineered to ensure maximum uptime in 24V DC power architectures.\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eThis critical safety component acts as a decoupling interface between two parallel power supplies,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003epreventing a single internal short circuit or power failure from compromising the entire control loop.\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eBy isolating two SITOP units (up to 20A each),\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003ethe module guarantees that if one power source drops out,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003ethe secondary unit takes over the full electrical load instantly and without interruption.\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eThis failsafe mechanism is essential for maintaining the integrity of PLC logic,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eindustrial computing,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eand mission-critical sensor networks where power loss would lead to hazardous conditions or expensive production restarts.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 class=\"\"\u003ePerformance Architecture and Mechanical Attributes\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eInput Configuration:\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eDual-channel input for decoupling two 24V DC power supplies\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eRated Output Current:\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003e40 Amperes (Total combined capacity)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eDecoupling Method:\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eIntegrated power diodes for efficient load separation\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eStatus Monitoring:\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eBuilt-in signaling contact for remote fault detection and PLC integration\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eVisual Diagnostics:\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eIntegrated LED indicators for local status monitoring\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eEfficiency:\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eHigh-efficiency design with minimal voltage drop across the module\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eMounting Standard:\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eStandard 35mm DIN rail installation\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eNet Unit Weight:\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003e0.\u003c\/span\u003e\u003cspan class=\"\"\u003e50 kg (Standard Unit) \/ 0.\u003c\/span\u003e\u003cspan class=\"\"\u003e95 kg (Shipping Package Mass)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eModule Dimensions:\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003e2.\u003c\/span\u003e\u003cspan class=\"\"\u003e5 cm x 5.\u003c\/span\u003e\u003cspan class=\"\"\u003e1 cm x 83.\u003c\/span\u003e\u003cspan class=\"\"\u003e8 cm\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eManufacturing Origin:\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eGermany\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eProtection Rating:\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eIP20 industrial protection\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 class=\"\"\u003eMission-Critical Industrial Deployments\u003c\/h3\u003e\n\u003cp\u003e\u003cspan class=\"\"\u003eThe SITOP PSE202U is the industry standard for systems that cannot tolerate even millisecond-level voltage dips.\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eKey industrial applications include:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eContinuous Process Automation:\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eEnsuring uninterrupted 24V DC supply for pharmaceutical reactors and chemical processing plants where a power glitch would ruin entire batches.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eRedundant PLC Powering:\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eProviding a failsafe energy backbone for Siemens S7-1200 or S7-1500 controllers in critical safety-instrumented systems (SIS).\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eAutomated Material Handling:\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eSafeguarding high-volume sorting and logistics hubs against power module failures to prevent conveyor jams and system-wide logic resets.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eInfrastructure and Utility Control:\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eSupporting remote telemetry units (RTUs) and water treatment control systems that require 24\/7 operational readiness in unstaffed locations.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eParallel Power Scaling:\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eUtilizing the module to combine the output of two identical SITOP units to support high-draw actuators while maintaining a redundant safety margin.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":45519021506733,"sku":"6EP1961-3BA21","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/1613\/9181\/files\/siemens-6ep1961-3ba21-24-vdc-power-supply-fhfwqqfhdv0.jpg?v=1766984926","url":"https:\/\/www.maxwellplc.com\/products\/6ep1961-3ba21-siemens-sitop-pse202u-redundancy-module-24v-dc-40a-power-expansion","provider":"Maxwell PLC Ltd","version":"1.0","type":"link"}