{"product_id":"llsrk-400-littelfuse-400-amp-600v-class-rk1-time-delay-fuse-dual-element-extremely-current-limiting-200ka-interrupt-rating-industrial-cartridge-non-indicating-powr-pro-series","title":"LLSRK-400 - Littelfuse 400 Amp 600V Class RK1 Time Delay Fuse, Dual Element, Extremely Current Limiting, 200kA Interrupt Rating, Industrial Cartridge, Non-Indicating, POWR-PRO Series","description":" \t\t\t\t\t\t\t\t\t\t\u003ch2\u003eLLSRK-400\u003c\/h2\u003e                                         \u003cbr\u003e \t\t\t\t\t\t\t\t\t\t\u003cb\u003eLLSRK-400\u003c\/b\u003e Littelfuse POWR-PRO Class RK1 fuse delivers superior overload and short circuit protection for service entrance, main, feeder, and general-purpose branch circuits.\u003cp\u003eThis time-delay, dual-element fuse is extremely current limiting, reducing potential damage to circuits and equipment. It is designed for use in existing Class H fuse blocks, offering an upgrade path for systems with lower interrupting ratings. The LLSRK-400 is non-indicating and features a robust industrial cartridge design.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eKey Specifications\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eAmperage: 400 A\u003c\/li\u003e\n\u003cli\u003eVoltage: 600 V AC, 300 V DC\u003c\/li\u003e\n\u003cli\u003ePoles: 1\u003c\/li\u003e\n\u003cli\u003eMounting Type: Industrial cartridge, fuse block\/clip\/holder\u003c\/li\u003e\n\u003cli\u003eInterrupt Rating: 200,000 AIC @ 600 V AC, 20,000 AIC @ 300 V DC\u003c\/li\u003e\n\u003cli\u003eSeries\/Frame: POWR-PRO, Class RK1\u003c\/li\u003e\n\u003cli\u003eTrip Unit: Dual-element, time-delay (Slo-Blo)\u003c\/li\u003e\n\u003cli\u003eCertifications: UL Class RK1, CSA\u003c\/li\u003e\n\u003cli\u003ePhysical Size: 2 19\/32\" x 11 5\/8\"\u003c\/li\u003e\n\u003cli\u003eExtremely current limiting\u003c\/li\u003e\n\u003cli\u003eIEC Type 2 protection for motor starters\u003c\/li\u003e\n\u003cli\u003eNon-indicating\u003c\/li\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: LLSRK-400\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\u003eFamily : Powr-Gard\u003c\/li\u003e\n\u003cli\u003eType : LLSRK\u003c\/li\u003e\n\u003cli\u003eVoltage : 600\u003c\/li\u003e\n\u003cli\u003eAmperage : 400\u003c\/li\u003e\n\u003cli\u003eAIC rating : 300kA@600Vac\u003c\/li\u003e\n\u003cli\u003eConnection : Clip\u003c\/li\u003e\n\u003cli\u003eDiameter : 2.59\u003c\/li\u003e\n\u003cli\u003eClass Rating : RK1\u003c\/li\u003e\n\u003cli\u003eBarrels : 1\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 : 007945835093\u003c\/li\u003e\n\u003cli\u003eGTIN : 00079458350937\u003c\/li\u003e\n\u003cli\u003eWeight : 15 \u003c\/li\u003e\n\u003c\/ul\u003e                                         \u003cbr\u003e                                          ","brand":"Littelfuse","offers":[{"title":"New","offer_id":45109721464991,"sku":"LLSRK-400-New","price":230.82,"currency_code":"USD","in_stock":true},{"title":"Re-Certified","offer_id":45109721497759,"sku":"LLSRK-400-ReCert","price":0.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0500\/2349\/7887\/files\/LLSRK.400_1.jpg?v=1729637221","url":"https:\/\/essentialparts.com\/products\/llsrk-400-littelfuse-400-amp-600v-class-rk1-time-delay-fuse-dual-element-extremely-current-limiting-200ka-interrupt-rating-industrial-cartridge-non-indicating-powr-pro-series","provider":"Essential Electric Supply","version":"1.0","type":"link"}