{"product_id":"flnr250-id","title":"FLNR250-ID - 250Amp Fuse","description":"\u003cp\u003e\u003cstrong\u003eFLNR250-ID - 250Amp Fuse\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eDesigned specifically for heavy industrial use, this knife‑blade style fuse incorporates a dual‑element time‑delay mechanism to handle surges from large motors and transformer inrush currents—without constantly nuisance‑tripping. Rated for up to 250 V AC (and 125 V DC) with a massive interrupting capacity of 300,000 A AC and 20,000 A DC, it meets Class RK5 performance standards and delivers dependable uptime in demanding environments. Whether you’re powering large motors, high‑capacity transformers, or heavy‑duty control systems, this fuse offers a clear visible indication of when it has operated—making maintenance faster and more straightforward.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features and Benefits\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTime‑Delay Protection:\u003c\/strong\u003e Built to handle motor starts and transformer inrush without unnecessary fuse blows.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh Interrupting Capacity:\u003c\/strong\u003e Offers 300,000 A AC and 20,000 A DC fault‑clearing capacity for strong system protection.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKnife‑Blade Terminals:\u003c\/strong\u003e Heavy‑duty construction ensures secure connections in industrial panels.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuilt‑In Indicating Feature:\u003c\/strong\u003e Quick visual confirmation when the fuse has operated, reducing inspection time.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual‑Element Design:\u003c\/strong\u003e Combines short‑circuit and overload protection in one compact component.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUL Class RK5 Certification:\u003c\/strong\u003e Meets rigorous safety and performance standards for industrial applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndustrial‑Grade Durability:\u003c\/strong\u003e Intended for the toughest operating conditions, keeping systems online when others fail.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCurrent Rating:\u003c\/strong\u003e 250 Amps\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage Rating (AC):\u003c\/strong\u003e 250 Volts\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage Rating (DC):\u003c\/strong\u003e 125 Volts\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInterrupting Rating (AC):\u003c\/strong\u003e 300,000 Amps\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInterrupting Rating (DC):\u003c\/strong\u003e 20,000 Amps\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOpening Characteristic:\u003c\/strong\u003e Time‑Delay (Slo‑Blo)\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFuse Class:\u003c\/strong\u003e RK5\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndicating Feature:\u003c\/strong\u003e Yes\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConstruction Style:\u003c\/strong\u003e Knife‑Blade\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFamily:\u003c\/strong\u003e FLNR_ID Series (225–400 A range)\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eMaterial Compliance and Certifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUL Listed:\u003c\/strong\u003e meets strict safety standard benchmarks\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCSA Certified:\u003c\/strong\u003e certified for Canadian safety compliance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRoHS Compliant:\u003c\/strong\u003e manufactured using environmentally responsible materials\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRegulatory Compliance:\u003c\/strong\u003e engineered to exceed industry safety regulations and deliver trustworthy protection\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eWhere It Works Best\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eLarge industrial motors with high start‑up torque\u003c\/li\u003e\n\u003cli\u003eHigh‑capacity transformers in commercial or manufacturing plants\u003c\/li\u003e\n\u003cli\u003eHeavy‑duty power distribution panels that feed multiple loads\u003c\/li\u003e\n\u003cli\u003eIndustrial control systems in manufacturing, processing, or energy‑infrastructure operations\u003c\/li\u003e\n\u003cli\u003eHVAC systems and large‑scale energy infrastructure projects need dependable protection\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv\u003e\n\u003cbr\u003e\n\u003cdiv\u003e\n\u003cblockquote\u003e\n\u003cp style=\"font-size: 12px;\"\u003e\u003cem\u003eUse of Original Equipment Manufacturer (OEM) trademarks, names, and logos is for informational and identification purposes only. This does not imply any affiliation, sponsorship, endorsement, or approval by the original equipment manufacturer. All trademarks and registered trademarks are the property of their respective owners.\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/blockquote\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Mersen","offers":[{"title":"New In Box","offer_id":50459180204331,"sku":"FLNR250-ID","price":0.0,"currency_code":"USD","in_stock":false},{"title":"Refurbished","offer_id":50459180237099,"sku":"FLNR250-ID  [R]","price":0.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0848\/0758\/1995\/files\/FLNR200IDcopy.png?v=1744755412","url":"https:\/\/store.circuitbreakersuperstore.com\/products\/flnr250-id","provider":"CIRCUIT BREAKER SUPERSTORE®","version":"1.0","type":"link"}