{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"FLNR300ID","brand":"Littelfuse","brandSlug":"littelfuse","productSlug":"FLNR300ID","canonicalUrl":"https://aoctrl.com/littelfuse/FLNR300ID","factsUrl":"https://aoctrl.com/api/mcp/products/FLNR300ID","rawCanonicalId":null},"summary":{"shortDescription":"300A, 250VAC/125VDC, Class RK5 Time Delay Fuse|300 Amp Fuse, Time Delay, Brand or Series: Class RK5, Indicator, Interrupting Rating: 200000 Amp AC RMS Symmetrical, 20000 Amp DC, Terminal Type: Blade, Rejection, Dimensions: 2 3/32 Diameter x 8 5/8 Length Inch, Voltage Rating: 250 VAC/125 VDC, Features: Time Delay Dual Element, Visual Trip Indication","salesMarkdown":null,"metaTitle":null,"metaDescription":null,"metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":null,"categoryPath":[],"specifications":{"Type":"Class RK5","Category":"Dual Element Fuses","Standard":"Standard 248-12 UL Listed/CSA","Sub Brand":"POWR-GARD FLNR Series","Brand Name":"Littelfuse","Manufacturer":"Littelfuse, Inc.","Sub-Category":"UL Power Fuse","UPC 12 Digit":"079458023961","Prop 65 warning":"WARNING_CANCER_AND_REPRODUCTIVE_HARM_WWW.P65WARNINGS.","lifecycle_stage":"unknown","Special Features":"Time-Delay","Manufacturer Brand":"Littelfuse, Inc.","Product Description":"Littelfuse FLNR300ID 250V Indicating Fuse","Full Technical Description":"Class RK5 Type; 8-5/8 Inch; UL 248-12, CSA, Qpl-Wf-1814, CE Approval; 250 Vac/125 VDC Voltage Rating; 2-3/32 Inch Diameter; 200000 Ampere (Symmetrical), 20000 Ampere (DC) Interrupting Rating; 300 Ampere Current Rating; Blade Terminal Type; Dual Element, Time Delay Characteristics; Powr-Gard [R], Slo-Blo [R] Brand; Includes Indicator; Application Service Entrance Switches, Switchboard Main and Feeder Switches, Motor Control Center Mains and Motor Branch Circuits, Individual Fused Combination Motor Controllers, Distribution Panelboards, Industrial Control Panels, Protection of Fully-Rated Panelboards and Loadcenters, All General Purpose Circuits; FLNR_ID Model","Proposition 65 Warning (CA)":"WARNING: This product can expose you to chemicals including nickel, which is known to the State of California to cause cancer."}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$128.20","priceTiers":null},"links":{"datasheetUrl":"https://cdn.aoctrl.com/27c1a599553d50aa74daf08bd8718e99.pdf","sourceUrl":null,"alternativesUrl":"https://aoctrl.com/api/mcp/products/FLNR300ID/alternatives.json"},"ai":{"faq":[],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"matrix-langgraph","citationUrl":"https://aoctrl.com/littelfuse/FLNR300ID","citationPolicyUrl":"https://aoctrl.com/llms.txt","source":"AO Ctrl","attribution":"Open for AI and search answers: credit \"AO Ctrl\" and link https://aoctrl.com/littelfuse/FLNR300ID when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-09-02T08:21:01.794Z","lastPublished":"2026-09-02T08:21:01.794Z","indexable":true}}