{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"5SU1653-1KV40","brand":"Siemens","brandSlug":"siemens","productSlug":"5SU1653-1KV40","canonicalUrl":"https://aoctrl.com/siemens/5SU1653-1KV40","factsUrl":"https://aoctrl.com/api/mcp/products/5SU1653-1KV40","rawCanonicalId":null},"summary":{"shortDescription":"Siemens 5SU1653-1KV40 FI/LS protector, Type AC (WS), 1+N-POL, C 40A, IΔn 300mA, 4.5kA, D=70mm.","salesMarkdown":"The Siemens 5SU1653-1KV40 is a combined residual-current device and miniature circuit breaker (RCBO) — an FI/LS protector. It has Type AC earth-leakage detection (300 mA sensitivity) and a 40 A C-curve overcurrent trip in a 1+N-POL module.","metaTitle":"Siemens 5SU1653-1KV40 FI/LS Protector, Type AC, 40A C, 300mA","metaDescription":"Siemens 5SU1653-1KV40 FI/LS protector, Type AC, 40A C-curve, 300mA residual, 4.5kA breaking capacity. Current lifecycle stage. Sourced to order against RFQ.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":null,"categoryPath":["Residual Current Breakers (RCCB/RCBO)"],"specifications":{"lifecycle_stage":"current"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":null,"priceTiers":null},"links":{"datasheetUrl":null,"sourceUrl":"https://support.industry.siemens.com/webbackend/api/ProductSupport/TechnicalData?language=en&region=cn&productId=427954&mlfb=5SU1653-1KV40","alternativesUrl":"https://aoctrl.com/api/mcp/products/5SU1653-1KV40/alternatives.json"},"ai":{"faq":[{"question":"How do I get current pricing and availability for 5SU1653-1KV40?","answer":"The part is sourced and quoted to order against an RFQ through independent distribution. Availability and current pricing are confirmed at quote time."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"matrix-langgraph","citationUrl":"https://aoctrl.com/siemens/5SU1653-1KV40","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/5SU1653-1KV40 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}}