{"product_id":"bussmann-170l8442-400a-660v-fuses","title":"Eaton (Bussmann) 170L8442 — 170L Series Specialty High‑Speed Fuse Link, 400 A, 660 V, aR Characteristic, Square‑Body Blade — Pack of 3","description":"\u003cp\u003eThe Eaton (Bussmann) 170L8442 is a 170L series specialty high‑speed fuse link engineered for demanding power protection applications. Rated at 400 A and 660 V, with an aR (ultra‑fast\/semiconductor) characteristic and square‑body blade form factor, this fuse provides rapid clearing performance in power conversion and semiconductor protection roles. Supplied as a pack of 3.\u003c\/p\u003e\n\u003cp\u003eKey specifications\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eManufacturer: Eaton (Bussmann)\u003c\/li\u003e\n\u003cli\u003eSeries \/ Model: 170L series — 170L8442\u003c\/li\u003e\n\u003cli\u003eProduct type: Specialty \/ High‑Speed Fuse Link (square‑body blade)\u003c\/li\u003e\n\u003cli\u003eAmpere rating: 400 A\u003c\/li\u003e\n\u003cli\u003eVoltage rating: 660 V (system rating shown in product description)\u003c\/li\u003e\n\u003cli\u003eUtilization category \/ characteristic: aR (as indicated)\u003c\/li\u003e\n\u003cli\u003eBody style: Square‑body blade fuses\u003c\/li\u003e\n\u003cli\u003ePackaging: Bulk; sell pack quantity: 3 pcs\u003c\/li\u003e\n\u003cli\u003eTypical applications: Semiconductor protection, power converters, inverters, industrial power electronics\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFeatures \u0026amp; benefits\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eUltra‑fast aR characteristic for effective protection of semiconductor devices and rapid fault clearing.\u003c\/li\u003e\n\u003cli\u003eSquare‑body blade format for compact, robust mounting in heavy‑duty power assemblies.\u003c\/li\u003e\n\u003cli\u003eEaton\/Bussmann quality with consistent performance for industrial and specialty power protection designs.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eHandling \u0026amp; installation notes\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eConfirm proper mating holders and mounting hardware compatible with square‑body blade fuses.\u003c\/li\u003e\n\u003cli\u003eReplace with identical Eaton 170L series fuse links to maintain protective coordination.\u003c\/li\u003e\n\u003cli\u003eVerify coordination and short‑circuit ratings with upstream protective devices and system specifications.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eOrdering \u0026amp; availability\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eManufacturer: Eaton (Bussmann). Non‑stocked item; factory lead time — request delivery quote. Pricing varies by quantity.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv data-version=\"2.2.5\" data-event=\"v2\" id=\"whale-data-ext\"\u003e\u003c\/div\u003e","brand":"Bussmann","offers":[{"title":"Default Title","offer_id":47449872728343,"sku":"170L8442","price":225.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0837\/9210\/1655\/files\/bussmann-general-industrial-fuses-eaton-bussmann-170l8442-170l-series-specialty-high-speed-fuse-link-400-a-660-v-ar-characteristic-square-body-blade-pack-of-3-1212531598.jpg?v=1766706697","url":"https:\/\/www.apexonsupply.com\/products\/bussmann-170l8442-400a-660v-fuses","provider":"Apexon Solutions LLC","version":"1.0","type":"link"}