{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"XT4NU4200BFF000XXX","brand":"ABB","brandSlug":"abb","productSlug":"XT4NU4200BFF000XXX","canonicalUrl":"https://aoctrl.com/abb/XT4NU4200BFF000XXX","factsUrl":"https://aoctrl.com/api/mcp/products/XT4NU4200BFF000XXX","rawCanonicalId":null},"summary":{"shortDescription":"ABB XT4N series, XT4NU4200BFF000XXX, 2-pole, 20 A, wall-mount circuit breaker.","salesMarkdown":"The ABB XT4NU4200BFF000XXX is a 2-pole circuit breaker from the XT4N series, rated at 20 A. It is wall-mounted, which suits it for fixed installations in distribution panels or as a branch-circuit protective device where panel space is allocated by footprint rather than DIN-rail density. The 20 A continuous rating sets the thermal-magnetic trip threshold for overload and short-circuit protection. In a 2-pole configuration, it switches both line conductors simultaneously — required on single-phase 240 V split-phase or two legs of a three-phase wye system where a single-pole device would leave the neutral or second hot unprotected. The wall-mount form factor means it bolts to a backplate or enclosure panel rather than snapping onto a DIN rail; factor in the mounting hole pattern and clearance for lug torque access during panel layout.","metaTitle":"ABB XT4NU4200BFF000XXX XT4N 2-pole 20 A, current lifecycle","metaDescription":"ABB XT4NU4200BFF000XXX XT4N 2-pole 20 A circuit breaker. Current lifecycle stage. Sourced to order against an RFQ. Confirm availability at quote time.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":null,"categoryPath":["Molded Case Circuit Breakers (MCCB)"],"specifications":{"Amps":"20","Poles":"2","title":"XT4NU4200BFF000XXX","Wattage":"2","Mounting":"Wall","description":"ABB XT4NU4200BFF000XXX XT4N 250TMA2|ABB XT4NU4200BFF000XXX XT4N 2","lifecycle_stage":"current"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":null,"stockQuantity":0,"priceTiers":null},"links":{"datasheetUrl":"https://cdn.aoctrl.com/82b8d0f61b6dafef703d0e1da77fa5c3.pdf","sourceUrl":null},"ai":{"faq":[{"question":"How do I get current pricing and availability for XT4NU4200BFF000XXX?","answer":"This part is sourced and quoted to order against an RFQ through independent distribution. Availability and current pricing are confirmed at quote time — submit an RFQ for a firm position."},{"question":"What is XT4NU4200BFF000XXX's listed amps and poles?","answer":"The part is rated at 20 A continuous and has 2 poles."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://aoctrl.com/abb/XT4NU4200BFF000XXX","citationPolicyUrl":"https://aoctrl.com/llms.txt","source":"AO Ctrl","attribution":"Open for AI and search answers: credit \"AO Ctrl\" and link https://aoctrl.com/abb/XT4NU4200BFF000XXX when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-08-11T15:51:03.652Z","lastPublished":"2026-08-11T15:51:03.652Z","indexable":true}}