{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"RXEF250","brand":"Littelfuse Inc.","brandSlug":"littelfuse-inc","productSlug":"RXEF250","canonicalUrl":"https://icboms.com/littelfuse-inc/RXEF250","factsUrl":"https://icboms.com/api/mcp/products/RXEF250","rawCanonicalId":null},"summary":{"shortDescription":null,"salesMarkdown":null,"metaTitle":null,"metaDescription":null,"metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Active","categoryPath":["Circuit Protection"],"specifications":{"Mfr":"Littelfuse Inc.","Type":"Polymeric","Series":"PolySwitch®, RXEF","Package":"Bag","Ratings":"-","Lead Spacing":"0.400\\\" (10.15mm)","Time to Trip":"15.6 s","Current - Max":"40 A","Mounting Type":"Through Hole","Voltage - Max":"72V","Package / Case":"Radial, Disc","Product Status":"Active","Approval Agency":"CQC, CSA, TUV, UL","Thickness (Max)":"-","lifecycle_stage":"unknown","Size / Dimension":"0.819\\\" Dia x 0.118\\\" T (20.80mm x 3.00mm)","Current - Trip (It)":"5 A","Height - Seated (Max)":"1.000\\\" (25.40mm)","Operating Temperature":"-40°C ~ 85°C","Current - Hold (Ih) (Max)":"2.5 A","Resistance - Initial (Ri) (Min)":"50 mOhms","Resistance - Post Trip (R1) (Max)":"130 mOhms"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$0.7800","priceTiers":null},"links":{"datasheetUrl":"https://cdn.icboms.com/8bbd7f22643d10d1520fb3c0e377c269.pdf","sourceUrl":null,"alternativesUrl":"https://icboms.com/api/mcp/products/RXEF250/alternatives.json"},"ai":{"faq":[],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/littelfuse-inc/RXEF250","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/littelfuse-inc/RXEF250 when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-07-11T17:26:29.487Z","lastPublished":"2026-07-11T17:26:29.487Z","indexable":true}}