{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"6ES7223-1BF21-0XA0","brand":"Siemens","brandSlug":"siemens","productSlug":"6ES7223-1BF21-0XA0","canonicalUrl":"https://aoctrl.com/siemens/6ES7223-1BF21-0XA0","factsUrl":"https://aoctrl.com/api/mcp/products/6ES7223-1BF21-0XA0","rawCanonicalId":null},"summary":{"shortDescription":"Siemens SIMATIC S7-200, digital I/O EM 223 expansion module, 4 DI / 4 DO, 24V DC, part 6ES7223-1BF21-0XA0.","salesMarkdown":"The 6ES7223-1BF21-0XA0 is a SIMATIC S7-200 EM 223 digital I/O expansion module from Siemens, delivering 4 digital inputs and 4 digital outputs at 24V DC. It is designed exclusively for S7-22X CPUs, so verify your base unit before stocking. ## Sourcing and Stocking Because it's an active line part, the 6ES7223-1BF21-0XA0 can be sourced against an RFQ with standard lead times. No cross-reference or substitute is needed; this is the direct replacement for the exact I/O count in the EM 223 family.","metaTitle":"Siemens 6ES7223-1BF21-0XA0 SIMATIC S7-200 EM 223, 4DI/4DO","metaDescription":"Siemens 6ES7223-1BF21-0XA0 SIMATIC S7-200 EM 223 digital I/O module, 4 inputs 4 outputs 24V DC. Active production, order via RFQ.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":null,"categoryPath":["PLC I/O & Expansion Modules"],"specifications":{"Part #":"6ES7223-1BF21-0XA0","Weight":"0.06 kgs","Category":"PLCs and Accessories","Sub Category":"PLC Expansion Modules","Top Category":"PLCs & HMIs","lifecycle_stage":"current"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$80.01","priceTiers":null},"links":{"datasheetUrl":"https://cdn.aoctrl.com/4244e6711ca4776ca4f58c20846e85d2.pdf","sourceUrl":"https://support.industry.siemens.com/webbackend/api/ProductSupport/TechnicalData?language=en&region=cn&productId=189168&mlfb=6ES7223-1BF21-0XA0","alternativesUrl":"https://aoctrl.com/api/mcp/products/6ES7223-1BF21-0XA0/alternatives.json"},"ai":{"faq":[],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"matrix-langgraph","citationUrl":"https://aoctrl.com/siemens/6ES7223-1BF21-0XA0","citationPolicyUrl":"https://aoctrl.com/llms.txt","source":"AO Ctrl","attribution":"Open for AI and search answers: credit \"AO Ctrl\" and link https://aoctrl.com/siemens/6ES7223-1BF21-0XA0 when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-09-02T08:15:54.622Z","lastPublished":"2026-09-02T08:15:54.622Z","indexable":true}}