{"product_id":"klsr-125","title":"KLSR-125 - Littelfuse 125A 600VAC\/300VDC Class RK1 Fast-Acting Cartridge Fuse","description":" \t\t\t\t\t\t\t\t\t\t\u003ch2\u003eKLSR-125\u003c\/h2\u003e                                         \u003cbr\u003e \t\t\t\t\t\t\t\t\t\t\u003cb\u003eKLSR-125\u003c\/b\u003e is a Littelfuse Class RK1 fast-acting cartridge fuse rated for 125 amps and 600 volts AC\/300 volts DC.\u003cp\u003eThis fuse provides current-limiting protection with a 200,000 amp interrupt rating, designed for overload and short-circuit protection in industrial applications. It features a single-element silver link for fast response, reducing damage to sensitive equipment such as variable speed drives and rectifiers. The fuse is clip-mounted and complies with UL Class RK1 standards.\u003c\/p\u003e\u003cul\u003eKey Specifications\u003cul\u003e\n\u003cli\u003eAmperage: 125 A\u003c\/li\u003e\n\u003cli\u003eVoltage Rating AC: 600 V\u003c\/li\u003e\n\u003cli\u003eVoltage Rating DC: 300 V\u003c\/li\u003e\n\u003cli\u003eInterrupt Rating: 200,000 A\u003c\/li\u003e\n\u003cli\u003eFuse Type: Cartridge, Fast-Acting\u003c\/li\u003e\n\u003cli\u003eClass: RK1\u003c\/li\u003e\n\u003cli\u003eMounting Type: Clip\u003c\/li\u003e\n\u003cli\u003eSeries: KLSR\u003c\/li\u003e\n\u003cli\u003eElement: Single silver link\u003c\/li\u003e\n\u003cli\u003eApplication: Overload and short-circuit protection\u003c\/li\u003e\n\u003cli\u003eCertifications: UL Class RK1\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\u003cp\u003eAt \u003cb\u003eEssential Parts\u003c\/b\u003e, we offer \u003cb\u003efast shipping\u003c\/b\u003e, \u003cb\u003elowest price\u003c\/b\u003e, and \u003cb\u003eexpert support\u003c\/b\u003e to help you get the right product every time.\u003c\/p\u003e \t\t\t\t\t\t\t\t\t\t\u003cbr\u003e                                          \t\t\t\t\t\t\t\t\t\t\u003ch3\u003e\u003cb\u003eSpecifications\u003c\/b\u003e\u003c\/h3\u003e \t\t\t\t\t\t\t\t\t\t\u003cul\u003e \t\t\t\t\t\t\t\t\t\t\t\u003cli\u003ePart Number: KLSR-125\u003c\/li\u003e                                             \u003cli\u003eManufacturer : Littelfuse\u003c\/li\u003e\n\u003cli\u003eBrand : Littelfuse\u003c\/li\u003e\n\u003cli\u003eCategory : Fuse\u003c\/li\u003e\n\u003cli\u003eItem Subcategory : Low Voltage\u003c\/li\u003e\n\u003cli\u003eVoltage : 600 AC \/ 300 DC\u003c\/li\u003e\n\u003cli\u003eAmperage : 125 s\u003c\/li\u003e\n\u003cli\u003eAIC rating : 200 kA @ 600V AC, 20 kA @ 300V DC\u003c\/li\u003e\n\u003cli\u003eFuse Class : RK1\u003c\/li\u003e\n\u003cli\u003eMounting : Knife Blade Terminals\u003c\/li\u003e \t\t\t\t\t\t\t\t\t\t\u003c\/ul\u003e                                         \u003cbr\u003e                                         \u003ch3\u003e\u003cb\u003eProduct Data\u003c\/b\u003e\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eUPC : 079458290844\u003c\/li\u003e\n\u003cli\u003eGTIN : 079458290844\u003c\/li\u003e\n\u003cli\u003eDimensions : 1.843” Diameter x 9.626” Length (46.80mm x 244.50mm)\u003c\/li\u003e\n\u003cli\u003eWeight : 1.17 lb\u003c\/li\u003e\n\u003cli\u003eCertification : UL Listed (File: E81895), CSA Certified (File: LR29862), CE Marked\u003c\/li\u003e\n\u003c\/ul\u003e                                         \u003cbr\u003e                                          ","brand":"Littelfuse","offers":[{"title":"New","offer_id":62079727698079,"sku":"KLSR-125-New","price":208.93,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0500\/2349\/7887\/files\/KLSR-125.webp?v=1745353475","url":"https:\/\/essentialparts.com\/products\/klsr-125","provider":"Essential Electric Supply","version":"1.0","type":"link"}