{"product_id":"eaton-bussmann-lpn-rk-450sp-450a-class-rk1-time-delay-fuse-blade-end-connection","title":"Eaton Bussmann LPN-RK-450SP 450A Class RK1 Time-Delay Fuse – Blade End Connection","description":"\u003csection class=\"text-token-text-primary w-full focus:outline-none [--shadow-height:45px] has-data-writing-block:pointer-events-none has-data-writing-block:-mt-(--shadow-height) has-data-writing-block:pt-(--shadow-height) [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto [content-visibility:auto] supports-[content-visibility:auto]:[contain-intrinsic-size:auto_100lvh] R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"request-69f38d39-f654-83e8-b941-44eeb6cb23a1-18\" data-testid=\"conversation-turn-374\" data-scroll-anchor=\"false\" data-turn=\"assistant\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\"\u003e\n\u003cdiv class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e\n\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"84602805-04f8-4897-9df7-a3dd945e56ca\" dir=\"auto\" data-message-model-slug=\"gpt-5-3-mini\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+\u0026amp;]:mt-1\" data-turn-start-message=\"true\" tabindex=\"0\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert w-full wrap-break-word dark markdown-new-styling\"\u003e\n\u003csection class=\"text-token-text-primary w-full focus:outline-none [--shadow-height:45px] has-data-writing-block:pointer-events-none has-data-writing-block:-mt-(--shadow-height) has-data-writing-block:pt-(--shadow-height) [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto [content-visibility:auto] supports-[content-visibility:auto]:[contain-intrinsic-size:auto_100lvh] R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"request-69f38d39-f654-83e8-b941-44eeb6cb23a1-18\" data-testid=\"conversation-turn-374\" data-scroll-anchor=\"false\" data-turn=\"assistant\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\"\u003e\n\u003cdiv class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e\n\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"84602805-04f8-4897-9df7-a3dd945e56ca\" dir=\"auto\" data-message-model-slug=\"gpt-5-3-mini\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+\u0026amp;]:mt-1\" data-turn-start-message=\"true\" tabindex=\"0\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert w-full wrap-break-word dark markdown-new-styling\"\u003e\n\u003cp data-start=\"140\" data-end=\"635\"\u003eThe Eaton Bussmann LPN-RK-450SP is a Class RK1 time-delay, current-limiting fuse designed for dependable overcurrent and short-circuit protection in industrial and commercial electrical systems. With a 450A rating, it is ideal for heavy-duty applications such as motors and transformers with high inrush current demands. Its dual-element construction allows temporary overload conditions while maintaining fast fault-clearing performance for enhanced system protection.\u003c\/p\u003e\n\u003cp data-start=\"642\" data-end=\"664\"\u003e\u003cstrong data-start=\"642\" data-end=\"664\"\u003eVoltage and Rating\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"666\" data-end=\"816\"\u003e\n\u003cli data-section-id=\"1bdhbxn\" data-start=\"666\" data-end=\"690\"\u003eCurrent Rating: 450A\u003c\/li\u003e\n\u003cli data-section-id=\"1gr7wex\" data-start=\"691\" data-end=\"727\"\u003eVoltage Rating: 250 Vac, 250 Vdc\u003c\/li\u003e\n\u003cli data-section-id=\"adi63i\" data-start=\"728\" data-end=\"790\"\u003eInterrupt Rating: 300 kAIC at 250 Vac, 100 kAIC at 250 Vdc\u003c\/li\u003e\n\u003cli data-section-id=\"fwlriw\" data-start=\"791\" data-end=\"816\"\u003eFuse Class: Class RK1\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"823\" data-end=\"845\"\u003e\u003cstrong data-start=\"823\" data-end=\"845\"\u003eKey Specifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"847\" data-end=\"1199\"\u003e\n\u003cli data-section-id=\"1y8y66g\" data-start=\"847\" data-end=\"879\"\u003eManufacturer: Eaton Bussmann\u003c\/li\u003e\n\u003cli data-section-id=\"m6yx98\" data-start=\"880\" data-end=\"912\"\u003eCatalog Number: LPN-RK-450SP\u003c\/li\u003e\n\u003cli data-section-id=\"16ai4ub\" data-start=\"913\" data-end=\"935\"\u003eProduct Type: Fuse\u003c\/li\u003e\n\u003cli data-section-id=\"ibzqig\" data-start=\"936\" data-end=\"979\"\u003eFuse Type: Time-delay, Current-limiting\u003c\/li\u003e\n\u003cli data-section-id=\"1m5p6cu\" data-start=\"980\" data-end=\"1008\"\u003eNumber of Elements: Dual\u003c\/li\u003e\n\u003cli data-section-id=\"2lfjot\" data-start=\"1009\" data-end=\"1039\"\u003eFuse Indicator: Indicating\u003c\/li\u003e\n\u003cli data-section-id=\"1wx5x6h\" data-start=\"1040\" data-end=\"1098\"\u003eSpecial Feature: High in-rush current motor protection\u003c\/li\u003e\n\u003cli data-section-id=\"exxroj\" data-start=\"1099\" data-end=\"1141\"\u003eConnection Type: Blade End x Blade End\u003c\/li\u003e\n\u003cli data-section-id=\"1qcitnj\" data-start=\"1142\" data-end=\"1183\"\u003eCompliance: CE Marked, RoHS Compliant\u003c\/li\u003e\n\u003cli data-section-id=\"14xmggv\" data-start=\"1184\" data-end=\"1199\"\u003eQuantity: 1\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1206\" data-end=\"1226\"\u003e\u003cstrong data-start=\"1206\" data-end=\"1226\"\u003ePhysical Details\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1228\" data-end=\"1374\"\u003e\n\u003cli data-section-id=\"1hbgpur\" data-start=\"1228\" data-end=\"1262\"\u003eProduct Length\/Depth: 10.38 in\u003c\/li\u003e\n\u003cli data-section-id=\"1409g2i\" data-start=\"1263\" data-end=\"1290\"\u003eProduct Height: 2.88 in\u003c\/li\u003e\n\u003cli data-section-id=\"11th5vn\" data-start=\"1291\" data-end=\"1317\"\u003eProduct Width: 2.88 in\u003c\/li\u003e\n\u003cli data-section-id=\"1clz6yy\" data-start=\"1318\" data-end=\"1345\"\u003eProduct Weight: 3.25 lb\u003c\/li\u003e\n\u003cli data-section-id=\"fs7089\" data-start=\"1346\" data-end=\"1374\"\u003ePackaging Type: Standard\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1381\" data-end=\"1397\"\u003e\u003cstrong data-start=\"1381\" data-end=\"1397\"\u003eProduct Data\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1399\" data-end=\"1578\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\n\u003cli data-section-id=\"10fyna3\" data-start=\"1399\" data-end=\"1420\"\u003eUPC: 051712538565\u003c\/li\u003e\n\u003cli data-section-id=\"1mfdvy1\" data-start=\"1421\" data-end=\"1462\"\u003eCategory: Industrial Time-Delay Fuses\u003c\/li\u003e\n\u003cli data-section-id=\"nxb243\" data-start=\"1463\" data-end=\"1551\"\u003eApplication: Motor circuits, transformers, and industrial power distribution systems\u003c\/li\u003e\n\u003cli data-section-id=\"1lc1dzt\" data-start=\"1552\" data-end=\"1578\" data-is-last-node=\"\"\u003eWarranty: Not Applicable\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"z-0 flex min-h-[46px] justify-start\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"mt-3 w-full empty:hidden\"\u003e\n\u003cdiv class=\"text-center\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003cdiv aria-hidden=\"true\" class=\"pointer-events-none -mt-px h-px translate-y-[calc(var(--scroll-root-safe-area-inset-bottom)-14*var(--spacing))]\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"z-0 flex min-h-[46px] justify-start\"\u003e\u003cstrong data-start=\"1381\" data-end=\"1397\"\u003e\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv class=\"mt-3 w-full empty:hidden\"\u003e\n\u003cdiv class=\"text-center\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e","brand":"Eaton Bussmann","offers":[{"title":"NEW","offer_id":48352169853177,"sku":"LPN-RK-450SP","price":275.8,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0750\/7810\/7385\/files\/LPN-RK-200SP_C_a1d287c3-42a3-4546-add3-63b52462baaf.jpg?v=1777916711","url":"https:\/\/mycircuitbreakers.com\/products\/eaton-bussmann-lpn-rk-450sp-450a-class-rk1-time-delay-fuse-blade-end-connection","provider":"My Circuit Breakers","version":"1.0","type":"link"}