{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"3SF7844-8TB08-1SS1","brand":"Siemens","brandSlug":"siemens","productSlug":"3SF7844-8TB08-1SS1","canonicalUrl":"https://aoctrl.com/siemens/3SF7844-8TB08-1SS1","factsUrl":"https://aoctrl.com/api/mcp/products/3SF7844-8TB08-1SS1","rawCanonicalId":null},"summary":{"shortDescription":"Siemens SIMATIC FS420I, Type 4 safety light curtain host receiver, 14 mm resolution, 600 mm protected height, 0 to 6 m range, PROFIsafe bus connection.","salesMarkdown":"The Siemens 3SF7844-8TB08-1SS1 is a Type 4 host receiver in the SIMATIC FS420I safety light curtain family. It provides a 14 mm detection resolution over a 600 mm protected height, with a sensing range of 0 to 6 m. The 14 mm resolution means it catches fingers reaching into the hazard zone — finger-protection class per IEC 61496-1 — so it's suited for guarding access points where hand or finger entry is possible.","metaTitle":"Siemens 3SF7844-8TB08-1SS1 Light Curtain Type 4 Host Receive","metaDescription":"Siemens 3SF7844-8TB08-1SS1 Type 4 safety light curtain host receiver, 14 mm resolution, 600 mm height, 0-6 m range, PROFIsafe. Active lifecycle. Quoted to order.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":null,"categoryPath":["Safety Interlock Switches"],"specifications":{"lifecycle_stage":"current"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":null,"priceTiers":null},"links":{"datasheetUrl":null,"sourceUrl":null,"alternativesUrl":"https://aoctrl.com/api/mcp/products/3SF7844-8TB08-1SS1/alternatives.json"},"ai":{"faq":[{"question":"How do I get pricing and availability for 3SF7844-8TB08-1SS1?","answer":"Sourced and quoted to order against an RFQ through independent distribution. Availability and current pricing are confirmed at quote time — no stock count or price is listed here."},{"question":"What is the 3SF7844-8TB08-1SS1 used for?","answer":"It is a Type 4 host receiver for a safety light curtain with 14 mm resolution, 600 mm protected height, and 0 to 6 m range, communicating via PROFIsafe. It guards hazard zones where finger or hand entry must be detected."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"matrix-langgraph","citationUrl":"https://aoctrl.com/siemens/3SF7844-8TB08-1SS1","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/3SF7844-8TB08-1SS1 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}}