{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"A145N4R-11-84","brand":"ABB","brandSlug":"abb","productSlug":"A145N4R-11-84","canonicalUrl":"https://aoctrl.com/abb/A145N4R-11-84","factsUrl":"https://aoctrl.com/api/mcp/products/A145N4R-11-84","rawCanonicalId":null},"summary":{"shortDescription":"ABB, NM Size 4 reversing contactor, A145N4R-11-84, EOL Hot lifecycle stage.","salesMarkdown":"The A145N4R-11-84: Lifecycle stage is EOL Hot. For a panel OEM or MRO planner with a BOM freeze, this means no direct factory drop-in replacement exists from ABB under a published cross-reference. The part must be sourced from the secondary market. As an NM Size 4 reversing contactor, this unit is designed for panel mounting in motor control centers or standalone enclosures. A reversing contactor pairs two contactors mechanically interlocked to swap motor phase rotation — used for forward/reverse control of a three-phase induction motor driving a conveyor, hoist, or pump. The size 4 frame indicates a higher current rating, typically in the 100–200 A range for AC-3 duty, suited for larger motor loads in an industrial or critical-facilities power chain. In a data center context, this would sit in the cooling tower or chiller plant motor starter lineup — not a single-point-of-failure if the design is N+1, but still a part you want a known spare for.","metaTitle":"ABB A145N4R-11-84 NM SZ4 REV CONTR, EOL Hot","metaDescription":"ABB A145N4R-11-84 NM SZ4 REV CONTR, lifecycle stage EOL Hot. Sourced to order against RFQ through independent distribution. Request quote for current pricing and availability.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":null,"categoryPath":["Contactors"],"specifications":{"lifecycle_stage":"eol_hot"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":null,"priceTiers":null},"links":{"datasheetUrl":null,"sourceUrl":null,"alternativesUrl":"https://aoctrl.com/api/mcp/products/A145N4R-11-84/alternatives.json"},"ai":{"faq":[{"question":"How do I get current pricing and availability for A145N4R-11-84?","answer":"Submit an RFQ. We source this EOL Hot part through independent distribution channels; availability and current pricing are confirmed at quote time against your request."},{"question":"What is A145N4R-11-84's listed description?","answer":"ABB A145N4R-11-84 NM SZ4 REV CONTR — an NM Size 4 reversing contactor."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"matrix-langgraph","citationUrl":"https://aoctrl.com/abb/A145N4R-11-84","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/A145N4R-11-84 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}}