{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"6ES7278-4BD32-0XB0","brand":"Siemens","brandSlug":"siemens","productSlug":"6ES7278-4BD32-0XB0","canonicalUrl":"https://aoctrl.com/siemens/6ES7278-4BD32-0XB0","factsUrl":"https://aoctrl.com/api/mcp/products/6ES7278-4BD32-0XB0","rawCanonicalId":null},"summary":{"shortDescription":"Siemens SIMATIC S7-1200 SM1278 IO-Link Master, 4xIO-Link, 24 V DC, 1 W typ. power loss, IP20, 45 x 100 x 75 mm.","salesMarkdown":"## IO-Link master for the S7-1200 rack The Siemens 6ES7278-4BD32-0XB0 is a SIMATIC S7-1200 SM1278 IO-Link master module providing four IO-Link master channels. It requires a front connector (ordered separately) and occupies a single S7-1200 signal module slot.","metaTitle":"Siemens 6ES7278-4BD32-0XB0 SM1278 IO-Link Master, 4xIO-Link","metaDescription":"SIMATIC S7-1200 SM1278 IO-Link master module, 4 channels, 24 V DC, 1 W typ. Active production. Sourced to order against RFQ. UL, CSA, CE, FM, Marine approvals.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Active","categoryPath":["PLC I/O & Expansion Modules"],"specifications":{"Max.":"70 °C","Min.":"-40 °C","Depth":"75 mm","Width":"45 mm","cULus":"Yes","Height":"100 mm","CE mark":"Yes","Plastic":"Yes","FM approval":"Yes","KC approval":"Yes","UL approval":"Yes","CSA approval":"Yes","Marine approval":"Yes","Weight, approx.":"150 g","lifecycle_stage":"current","Power loss, typ.":"1 W","Rated value (DC)":"24 V","Fall height, max.":"0.3 m; five times, in product package","Diagnostics function":"Yes","RCM (formerly C-TICK)":"Yes","IP degree of protection":"IP20","Storage/transport, max.":"1 080 hPa","Storage/transport, min.":"660 hPa","Required Front Connector":"Yes","Vertical Installation, Max.":"50 °C","Vertical Installation, Min.":"-20 °C","Horizontal Installation, Max.":"60 °C","Horizontal Installation, Min.":"-20 °C","Permissible Temperature Change":"5°C to 55°C, 3°C / minute","permissible range, lower limit (DC)":"20.4 V","permissible range, upper limit (DC)":"28.8 V","Operation at 25 °C without condensation, max.":"95 %"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$171.45","priceTiers":null},"links":{"datasheetUrl":"https://cdn.aoctrl.com/9d57cc47cef1eefdc1b2621a8e5b6ab8.pdf","sourceUrl":"https://support.industry.siemens.com/webbackend/api/ProductSupport/TechnicalData?language=en&region=cn&productId=62849&mlfb=6ES7278-4BD32-0XB0","alternativesUrl":"https://aoctrl.com/api/mcp/products/6ES7278-4BD32-0XB0/alternatives.json"},"ai":{"faq":[{"question":"What approvals does 6ES7278-4BD32-0XB0 carry?","answer":"It holds cULus, UL, CSA, CE, FM, KC, Marine, and RCM approvals, making it suitable for panels destined for North America, Europe, Korea, and marine environments."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"matrix-langgraph","citationUrl":"https://aoctrl.com/siemens/6ES7278-4BD32-0XB0","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/6ES7278-4BD32-0XB0 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}}