{"product_id":"siemens-6es7421-1bl01-0aa0-digital-input-module-sm-421","title":"Siemens 6ES7421-1BL01-0AA0 Digital Input Module SM 421","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe Siemens\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e6ES7421-1BL01-0AA0\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a digital input module for the SIMATIC S7-400 series. This SM 421 module provides 32 isolated digital inputs operating at 24 V DC, enabling reliable signal acquisition for industrial automation systems. It is new, original, and comes with a 12-month factory warranty.\u003c\/p\u003e\n\u003ch3\u003eKey Features and Benefits\u003c\/h3\u003e\n\u003cp\u003eThis module offers robust isolation for safe operation and precise input detection. Its compact design allows easy installation in control cabinets. Being in stock, it ships within 7 working days, facilitating quick integration into existing systems.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePart Number:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e6ES7421-1BL01-0AA0\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eManufacturer:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eSiemens\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eModel:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eSIMATIC S7-400 Digital Input Module SM 421\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eInput Channels:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e32 Digital Inputs\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eVoltage:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e24 V DC\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eIsolation:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eYes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCondition:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eNew \u0026amp; Original\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eFactory Warranty:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e12 Months\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eAvailability:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eIn Stock\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eEstimated Lead Time:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e7 Working Days\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eShipping Weight:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e1 kg\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cp\u003eThe Siemens\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e6ES7421-1BL01-0AA0\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis suitable for industrial process control, machine automation, and distributed I\/O systems. Its 32 isolated inputs make it ideal for safely capturing multiple signals in complex automation setups.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":43676079751267,"sku":"6ES7421-1BL01-0AA0","price":320.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0549\/2775\/3315\/files\/6ES7421-1BL01-0AA0.png?v=1756881960","url":"https:\/\/precisemodule.com\/products\/siemens-6es7421-1bl01-0aa0-digital-input-module-sm-421","provider":"Precise Module Ltd.","version":"1.0","type":"link"}