{"product_id":"littelfuse-flq-2-1-4-fuse","title":"Littelfuse FLQ-2-1\/4 Time-Delay Midget Fuse 2.25A 500VAC","description":"\u003cstyle\u003e.nxs-industrial-product-page{--industrial-navy:#082f49;--industrial-blue:#0b4f7c;--industrial-blue-2:#0f6ea8;--industrial-blue-3:#1784c1;--industrial-cyan:#38bdf8;--steel-blue:#dcebf5;--steel-blue-2:#edf6fb;--steel-line:#c9dce9;--surface:#ffffff;--surface-soft:#f7fbfe;--text-main:#173042;--text-muted:#5e7382;--shadow-soft:0 10px 30px rgba(8,47,73,0.08);--shadow-hover:0 16px 36px rgba(8,79,124,0.15);--radius-lg:14px;--radius-md:10px;}.nxs-industrial-product-page,.nxs-industrial-product-page *{margin:0;padding:0;box-sizing:border-box;font-family:Arial,Helvetica,sans-serif;}.nxs-industrial-product-page{background-color:#f3f8fb;background-image:linear-gradient(180deg,#eef6fb 0,#f7fafc 320px,#eef3f7 100%),linear-gradient(rgba(15,110,168,0.025) 1px,transparent 1px),linear-gradient(90deg,rgba(15,110,168,0.025) 1px,transparent 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(prefers-reduced-motion:reduce){.nxs-industrial-product-page,.nxs-industrial-product-page *,.nxs-industrial-product-page *::before,.nxs-industrial-product-page *::after{transition:none!important;}}\u003c\/style\u003e\u003cdiv class=\"nxs-industrial-product-page\"\u003e\u003cdiv class=\"container\"\u003e\u003cmain\u003e\u003csection class=\"section\"\u003e\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable class=\"spec-table\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eLittelfuse\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel Number\u003c\/td\u003e\n\u003ctd\u003eFLQ-2-1\/4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Category\u003c\/td\u003e\n\u003ctd\u003eTime-Delay Midget Fuse\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFuse Series\u003c\/td\u003e\n\u003ctd\u003eFLQ\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent Rating\u003c\/td\u003e\n\u003ctd\u003e2.25 A (2-1\/4 A)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAC Voltage Rating\u003c\/td\u003e\n\u003ctd\u003e500 VAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDC Voltage Rating\u003c\/td\u003e\n\u003ctd\u003e300 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Characteristic\u003c\/td\u003e\n\u003ctd\u003eTime-Delay\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFuse Format\u003c\/td\u003e\n\u003ctd\u003eMidget Cylindrical Fuse\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e10 x 38 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTermination Style\u003c\/td\u003e\n\u003ctd\u003eFerrule End Caps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIndication\u003c\/td\u003e\n\u003ctd\u003eNon-Indicating\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAC Interrupting Rating\u003c\/td\u003e\n\u003ctd\u003e10 kA RMS Symmetrical\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection Type\u003c\/td\u003e\n\u003ctd\u003eSupplemental Overcurrent Protection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/section\u003e\u003csection class=\"section\"\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cdiv class=\"features\"\u003e\n\u003carticle class=\"card\"\u003e\u003ch3\u003e2.25 A Current Rating\u003c\/h3\u003e\n\u003cp\u003eProvides supplemental overcurrent protection for electrical circuits requiring a 2.25 A fuse rating.\u003c\/p\u003e\u003c\/article\u003e\u003carticle class=\"card\"\u003e\u003ch3\u003e500 VAC Voltage Rating\u003c\/h3\u003e\n\u003cp\u003eDesigned for appropriately specified AC circuits operating within the published 500 VAC rating.\u003c\/p\u003e\u003c\/article\u003e\u003carticle class=\"card\"\u003e\u003ch3\u003eTime-Delay Characteristics\u003c\/h3\u003e\n\u003cp\u003eAllows certain temporary inrush currents according to the published fuse time-current characteristics.\u003c\/p\u003e\u003c\/article\u003e\u003carticle class=\"card\"\u003e\u003ch3\u003e10 x 38 mm Fuse Format\u003c\/h3\u003e\n\u003cp\u003eUses a cylindrical midget fuse design for installation in compatible fuse holders.\u003c\/p\u003e\u003c\/article\u003e\u003carticle class=\"card\"\u003e\u003ch3\u003eFerrule End Connections\u003c\/h3\u003e\n\u003cp\u003eFeatures ferrule-style terminals for installation in properly rated fuse holders.\u003c\/p\u003e\u003c\/article\u003e\u003carticle class=\"card\"\u003e\u003ch3\u003eIndustrial Control Circuit Protection\u003c\/h3\u003e\n\u003cp\u003eThe FLQ series is intended for supplemental protection of control power transformers, solenoids and circuits with temporary inrush currents.\u003c\/p\u003e\u003c\/article\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"section\"\u003e\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eControl power transformer protection\u003c\/li\u003e\n\u003cli\u003eIndustrial solenoid circuits\u003c\/li\u003e\n\u003cli\u003eCircuits with temporary inrush currents\u003c\/li\u003e\n\u003cli\u003eIndustrial electrical control panels\u003c\/li\u003e\n\u003cli\u003eSmall motor supplemental protection\u003c\/li\u003e\n\u003cli\u003eFactory automation control circuits\u003c\/li\u003e\n\u003cli\u003eElectrical equipment maintenance\u003c\/li\u003e\n\u003cli\u003eCompatible 10 x 38 mm fuse-holder installations\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/section\u003e\u003csection class=\"section\"\u003e\u003ch2\u003ePurchase Information\u003c\/h2\u003e\n\u003cp\u003eWe support online purchase of the Littelfuse FLQ-2-1\/4 Time-Delay Midget Fuse. If you need to make bulk purchases and inquire about other products, please contact our team to inform us of your purchase requirements. We will provide you with information such as quantity quotations, delivery dates, and transportation methods.\u003c\/p\u003e\u003c\/section\u003e\u003csection class=\"section\"\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is Littelfuse FLQ-2-1\/4?\u003c\/strong\u003e\u003cbr\u003eIt is a 2.25 A time-delay midget fuse from the Littelfuse FLQ series for supplemental overcurrent protection.\u003c\/p\u003e\n\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eWhat is the current rating?\u003c\/strong\u003e\u003cbr\u003eThe rated current is 2.25 A, equivalent to 2-1\/4 amperes.\u003c\/p\u003e\n\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eWhat is the AC voltage rating?\u003c\/strong\u003e\u003cbr\u003eThe specified AC voltage rating is 500 VAC.\u003c\/p\u003e\n\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eWhat is the DC voltage rating?\u003c\/strong\u003e\u003cbr\u003eThe FLQ series has a published DC voltage rating of 300 VDC. Confirm the applicable DC interrupting requirements before installation.\u003c\/p\u003e\n\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eIs FLQ-2-1\/4 a fast-acting fuse?\u003c\/strong\u003e\u003cbr\u003eNo. It belongs to the Littelfuse FLQ time-delay fuse series.\u003c\/p\u003e\n\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eWhat does time-delay operation mean?\u003c\/strong\u003e\u003cbr\u003eIt allows certain short-duration current surges without immediately opening the circuit, subject to the published time-current characteristics.\u003c\/p\u003e\n\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eWhat are the fuse dimensions?\u003c\/strong\u003e\u003cbr\u003eThe fuse uses the 10 x 38 mm cylindrical midget fuse format.\u003c\/p\u003e\n\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eWhat type of terminals does this fuse use?\u003c\/strong\u003e\u003cbr\u003eIt uses ferrule end caps for installation in compatible fuse holders.\u003c\/p\u003e\n\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eIs this an indicating fuse?\u003c\/strong\u003e\u003cbr\u003eNo. The FLQ series is non-indicating.\u003c\/p\u003e\n\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eWhat is the AC interrupting rating?\u003c\/strong\u003e\u003cbr\u003eThe published FLQ series AC interrupting rating is 10 kA RMS symmetrical.\u003c\/p\u003e\n\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eCan FLQ-2-1\/4 be used for branch-circuit protection?\u003c\/strong\u003e\u003cbr\u003eThe FLQ series is intended for supplemental overcurrent protection. Applications requiring branch-circuit protection need a fuse with the appropriate protection classification.\u003c\/p\u003e\n\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eWhat should be checked before ordering?\u003c\/strong\u003e\u003cbr\u003eVerify the complete catalog number, 2.25 A current rating, circuit voltage, available fault current, time-current requirements and fuse-holder compatibility.\u003c\/p\u003e\u003c\/section\u003e\u003c\/main\u003e\u003c\/div\u003e\u003c\/div\u003e","brand":"Littelfuse","offers":[{"title":"1PCS","offer_id":67858148032591,"sku":"LL1-LI-FLQ21\/4*1","price":6.98,"currency_code":"USD","in_stock":true},{"title":"5PCS","offer_id":67858148065359,"sku":"LL1-LI-FLQ21\/4*5","price":27.92,"currency_code":"USD","in_stock":true},{"title":"10PCS","offer_id":67858148098127,"sku":"LL1-LI-FLQ21\/4*10","price":48.86,"currency_code":"USD","in_stock":true},{"title":"20PCS","offer_id":67858148130895,"sku":"LL1-LI-FLQ21\/4*20","price":83.76,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/7569\/2623\/files\/FLQ-6_10.jpg?v=1792825120","url":"https:\/\/yunshuotrade.com\/products\/littelfuse-flq-2-1-4-fuse","provider":"yunshuotrade","version":"1.0","type":"link"}