{"product_id":"siemens-6es7421-1el00-0aa0-sm421-input-module","title":"Siemens 6ES7421-1EL00-0AA0 S7-400 SM 421 Input Module","description":"\u003cp\u003e\u003cstrong\u003eSiemens 6ES7421-1EL00-0AA0\u003c\/strong\u003e is a SIMATIC S7-400 SM 421 isolated digital input module for monitoring high-voltage field signals.\u003c\/p\u003e\u003ch3\u003eKey Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eArticle number:\u003c\/strong\u003e 6ES7421-1EL00-0AA0\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e SIMATIC S7-400\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModule:\u003c\/strong\u003e SM 421\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDigital inputs:\u003c\/strong\u003e 32\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInput voltage:\u003c\/strong\u003e 120 V AC\/DC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIsolation:\u003c\/strong\u003e Isolated inputs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower loss:\u003c\/strong\u003e Approximately 6.5 W\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 25 × 290 × 210 mm\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eSuitable for S7-400 control systems that require 32 channels of 120 V AC\/DC digital input. Siemens lists the product in phase-out status; confirm lifecycle, front connector, wiring, and CPU compatibility before ordering.\u003c\/p\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":53908341555507,"sku":"1500018","price":0.0,"currency_code":"INR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1000\/7783\/0451\/files\/US2-Automation-Marine_and_Industrial_parts1.png?v=1787821163","url":"https:\/\/us2automation.com\/products\/siemens-6es7421-1el00-0aa0-sm421-input-module","provider":"US2 Automation ","version":"1.0","type":"link"}