{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"5SL4263-7CC","brand":"Siemens","brandSlug":"siemens","productSlug":"5SL4263-7CC","canonicalUrl":"https://aoctrl.com/siemens/5SL4263-7CC","factsUrl":"https://aoctrl.com/api/mcp/products/5SL4263-7CC","rawCanonicalId":null},"summary":{"shortDescription":"Siemens SENTRON 5SL4263-7CC miniature circuit breaker, 2-pole, C-curve, 63 A, 10 kA breaking capacity per EN 60898, 400 V AC, 2 MW.","salesMarkdown":"## Siemens 5SL4263-7CC — SENTRON 2-pole MCB, C-curve, 63 A The Siemens 5SL4263-7CC is a SENTRON miniature circuit breaker rated 63 A at 30 °C with a C tripping characteristic, designed for 2-pole (2P) protection in residential and infrastructure panels. ## Thermal derating and ambient limits At 40 °C it derates to 59.67 A, at 45 °C to 57.93 A, at 50 °C to 56.14 A, and at 55 °C to 54.29 A — per the datasheet's published curve. ## Physical fit and mounting IP20 with connected conductors, so it belongs inside a closed enclosure, not exposed to washdown or dust.","metaTitle":"Siemens 5SL4263-7CC SENTRON MCB, 2-pole C 63 A 10 kA","metaDescription":"Siemens SENTRON 5SL4263-7CC miniature circuit breaker, 2-pole, C-curve, 63 A, 10 kA per EN 60898, 400 V AC. Active production. Sourced to order against RFQ.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Active","categoryPath":["2-Pole MCB (DIN Rail)"],"specifications":{"Depth":"76 mm","Width":"36 mm","Height":"90 mm","Maximum":"75 °C","Minimum":"-40 °C","Sealable":"Yes","Halogen-Free":"Yes","Silicon-Free":"Yes","Design Of Pole":"2P","Number Of Poles":"2","lifecycle_stage":"current","Mounting Position":"any","Installation Depth":"70 mm","Product Brand Name":"SENTRON","Degree Of Pollution":"2","Product Designation":"Miniature circuit breaker","at AC / rated value":"63 A","protection class IP":"IP20, with connected conductors","Overvoltage Category":"III","Energy Limitation Class":"3","according to EN 61346-2":"F","at 30 °C / rated value":"63 A","at 40 °C / rated value":"59.67 A","at 45 °C / rated value":"57.93 A","at 50 °C / rated value":"56.14 A","at 55 °C / rated value":"54.29 A","according to IEC 81346-2":"F","Suitability For Operation":"Residential buildings/infrastructure","Number Of Modular Width Units":"2","Tripping Characteristic Class":"C","at DC / rated value / maximum":"72 V","according to EN 60898 / rated value":"10 kA","supply voltage / at AC / rated value":"400 V","Type Of Voltage / Of The Operating Voltage":"AC","with multi-phase operation / at AC / maximum":"440 V","with multi-phase operation / at AC / rated value":"440 V","vibration resistance / according to IEC 60068-2-6":"50 m/s² at 25 to 150 Hz"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":null,"priceTiers":null},"links":{"datasheetUrl":"https://cdn.aoctrl.com/69e2b11521f3800911eef4d09f2a0d3b.pdf","sourceUrl":"https://support.industry.siemens.com/webbackend/api/ProductSupport/TechnicalData?language=en&region=cn&productId=538657&mlfb=5SL4263-7CC","alternativesUrl":"https://aoctrl.com/api/mcp/products/5SL4263-7CC/alternatives.json"},"ai":{"faq":[{"question":"What is the breaking capacity of 5SL4263-7CC?","answer":"10 kA per EN 60898 at 400 V AC. That is the standard breaking capacity for this SENTRON series, suitable for most residential and light commercial distribution boards."},{"question":"Where can I buy 5SL4263-7CC?","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 lead-time figure is published here."},{"question":"What compliance documentation does 5SL4263-7CC carry?","answer":"The evidence does not list specific compliance marks (UL, CSA, CE, RoHS, REACH) for this order code. Per the SENTRON series standard, it is designed to EN 60898 and IEC 60947-2; confirm the exact certification package with the supplier at quote time."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"matrix-langgraph","citationUrl":"https://aoctrl.com/siemens/5SL4263-7CC","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/5SL4263-7CC 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}}