{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"6ES7312-5AC01-0AB0","brand":"Siemens","brandSlug":"siemens","productSlug":"6ES7312-5AC01-0AB0","canonicalUrl":"https://aoctrl.com/siemens/6ES7312-5AC01-0AB0","factsUrl":"https://aoctrl.com/api/mcp/products/6ES7312-5AC01-0AB0","rawCanonicalId":null},"summary":{"shortDescription":"Siemens SIMATIC S7-300 CPU 312 IFM, central processing unit with 10 DI/6 DO, 1 x 20-pin, counter, frequency measurement, integrated power supply 24V DC, 6 KB working memory, lifecycle end-of-life.","salesMarkdown":"The 6ES7312-5AC01-0AB0: For a BOM line locked to this order code, the path is independent distribution and surplus inventory. ## What the CPU 312 IFM actually does This is a SIMATIC S7-300 CPU 312 IFM — a compact central processing unit with 10 digital inputs and 6 digital outputs integrated directly on the module, plus a 20-pin front connector. The IFM suffix means 'integrated function module': it carries a counter and frequency measurement capability built into the CPU, so it handles basic high-speed counting and frequency capture without an external function module. Working memory is 6 KB, which limits the program size to small control tasks — think a standalone machine station or a simple process skid, not a multi-axis motion or data-heavy recipe sequencer. The integrated 24V DC power supply feeds the CPU and the backplane; no external load supply module needed for the CPU itself.","metaTitle":"Siemens 6ES7312-5AC01-0AB0 CPU 312 IFM, EOL","metaDescription":"Siemens SIMATIC S7-300 CPU 312 IFM with 10 DI/6 DO, integrated counter & frequency measurement. EOL (eol_hot). Sourced to order against RFQ.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":null,"categoryPath":["PLCs (Programmable Logic Controllers)"],"specifications":{"Part #":"6ES7312-5AC01-0AB0","Weight":"0.52 kgs","Category":"PLCs and Accessories","Sub Category":"PLC Expansion Modules","Top Category":"PLCs & HMIs","lifecycle_stage":"eol_hot"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$317.50","priceTiers":null},"links":{"datasheetUrl":null,"sourceUrl":"https://support.industry.siemens.com/webbackend/api/ProductSupport/TechnicalData?language=en&region=cn&productId=397359&mlfb=6ES7312-5AC01-0AB0","alternativesUrl":"https://aoctrl.com/api/mcp/products/6ES7312-5AC01-0AB0/alternatives.json"},"ai":{"faq":[{"question":"What is the replacement for 6ES7312-5AC01-0AB0?","answer":"No official successor order code is recorded on this listing. For a functional replacement, a Siemens S7-1200 or S7-1500 CPU with comparable integrated I/O and counter capability is the typical migration path, but the exact replacement depends on your program size, I/O count, and fieldbus requirements. Confirm the BOM position and the mating half before committing."},{"question":"Does 6ES7312-5AC01-0AB0 have integrated I/O?","answer":"Yes. The CPU 312 IFM includes 10 digital inputs and 6 digital outputs on-board, plus a counter and frequency measurement function — all built into the CPU module."},{"question":"Where can I buy 6ES7312-5AC01-0AB0?","answer":"This part is sourced to order against an RFQ through independent distribution channels."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"matrix-langgraph","citationUrl":"https://aoctrl.com/siemens/6ES7312-5AC01-0AB0","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/6ES7312-5AC01-0AB0 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}}