{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"REL21301","brand":"Schneider Electric","brandSlug":"schneider","productSlug":"REL21301","canonicalUrl":"https://aoctrl.com/schneider/REL21301","factsUrl":"https://aoctrl.com/api/mcp/products/REL21301","rawCanonicalId":null},"summary":{"shortDescription":"Schneider REL21301 Micom And — now discontinued, supplied from remaining surplus and broker stock.","salesMarkdown":"## Overview The REL21301 is a Schneider MiCOM P123 autoreclose relay rated for 1 A current, with 4 current inputs (CT X/5 A and X/1 A) and 5 discrete inputs, plus 9 discrete outputs. It supports Modbus RTU, IEC 60870-5-103, and DNP3 protocols, and is flush-mounted with a 250 V DC supply. Schneider lists the REL21301 as discontinued.","metaTitle":"Schneider REL21301 MiCOM P123 autoreclose relay, 1 A, discontinued","metaDescription":"Schneider REL21301 MiCOM P123 autoreclose relay: 1 A current, 4 current inputs, 5 discrete inputs, 9 discrete outputs, Modbus RTU, discontinued. Sourcing via surplus.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Obsolete","categoryPath":["General Purpose Relays"],"specifications":{"Depth":"Total : 270 mm Embedded : 240 mm","Width":"103 mm","Height":"Total: 177 mm Embedded: 157.5 mm","Device mounting":"Flush","Protection type":"ANSI 50/51 : overcurrent ANSI 79 : recloser Cold load pick-up ANSI 50G/51G : earth fault ANSI 86 : lockout ANSI 49RMS : thermal overload protection ANSI 37 : phase undercurrent ANSI 46 : negative sequence overcurrent ANSI 62/50BF : breaker failure ANSI 64 : restricted earth fault","lifecycle_stage":"current","Number of inputs":"4 current input CT...X/5 A and X/1 A 5 discrete","Number of outputs":"9 discrete","Discrete input voltage":"24...250 V DC 19.2 V standard variant 48...250 V AC 19.2 V standard variant 48...250 V DC 105 V further option 48...250 V DC 77 V further option 48...250 V DC 154 V further option 48...240 V AC 105 V further option 48...240 V AC 77 V further option 48...240 V AC 154 V further option","Switchgear diagnosis type":"Trip circuit supervision ANSI code: TCS","[Us] rated supply voltage":"24...250 V DC 19.2...300 V 48...250 V DC 38.4...300 V 48...240 V AC 38.4...264 V","Communication port support":"RS485 RS232","Communication port protocol":"Modbus RTU IEC 60870-5-103 DNP3","Control and monitoring type":"Circuit breaker/contactor control","Network and machine diagnosis type":"Fault recording Event recording Disturbance recording15 s"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$2,839.07","priceTiers":null},"links":{"datasheetUrl":"https://cdn.aoctrl.com/6254445d371da64a605198b293420875.pdf","sourceUrl":"https://www.se.com/vn/en/product/REL21301/p123-autoreclose-ion-1a-0-140ion-modbus/","alternativesUrl":"https://aoctrl.com/api/mcp/products/REL21301/alternatives.json"},"ai":{"faq":[],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"matrix-langgraph","citationUrl":"https://aoctrl.com/schneider/REL21301","citationPolicyUrl":"https://aoctrl.com/llms.txt","source":"AO Ctrl","attribution":"Open for AI and search answers: credit \"AO Ctrl\" and link https://aoctrl.com/schneider/REL21301 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}}