{"product_id":"mersen-j426-fuse-reducer-class-j-fuse-adapter-ferraz-shawmut","title":"Mersen J426 Fuse Reducer – Class J Fuse Adapter (Ferraz Shawmut)","description":"\u003cp data-start=\"121\" data-end=\"512\"\u003eThe \u003cspan class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"\u003e\u003cspan class=\"whitespace-normal\"\u003eMersen\u003c\/span\u003e\u003c\/span\u003e J426 is a fuse reducer accessory designed to allow the use of smaller Class J fuses in larger fuse holders or circuits. This adapter ensures proper electrical and mechanical fitment when substituting different fuse frame sizes, helping maintain safe and reliable circuit protection without requiring changes to existing equipment.\u003c\/p\u003e\n\u003cp data-start=\"514\" data-end=\"841\"\u003eBy enabling compatibility between fuse sizes, the J426 improves installation flexibility and reduces inventory requirements while maintaining compliance with system protection standards. It is commonly used in industrial and commercial electrical systems where equipment standardization and retrofit compatibility are required.\u003c\/p\u003e\n\u003ch3 data-section-id=\"uvdx3z\" data-start=\"843\" data-end=\"865\"\u003eKey Specifications\u003c\/h3\u003e\n\u003cul data-start=\"867\" data-end=\"1132\"\u003e\n\u003cli data-section-id=\"f5bo5l\" data-start=\"867\" data-end=\"907\"\u003eProduct Type: Fuse Reducer \/ Adapter\u003c\/li\u003e\n\u003cli data-section-id=\"1eyjq3f\" data-start=\"908\" data-end=\"929\"\u003ePart Number: J426\u003c\/li\u003e\n\u003cli data-section-id=\"65a2sf\" data-start=\"930\" data-end=\"985\"\u003eManufacturer: \u003cspan class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"\u003e\u003cspan class=\"whitespace-normal\"\u003eMersen\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"pplvt2\" data-start=\"986\" data-end=\"1016\"\u003eCategory: Fuse Accessories\u003c\/li\u003e\n\u003cli data-section-id=\"zpc7ms\" data-start=\"1017\" data-end=\"1069\"\u003eCompatibility: Designed for Class J fuse systems\u003c\/li\u003e\n\u003cli data-section-id=\"1tl3s4l\" data-start=\"1070\" data-end=\"1132\"\u003eFunction: Adapts smaller fuse sizes to larger fuse holders\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"nucr17\" data-start=\"1134\" data-end=\"1162\"\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul data-start=\"1164\" data-end=\"1595\"\u003e\n\u003cli data-section-id=\"18c76d4\" data-start=\"1164\" data-end=\"1244\"\u003ePurpose: Mechanical and electrical size adaptation for fuse mounting systems\u003c\/li\u003e\n\u003cli data-section-id=\"1mbqaz1\" data-start=\"1245\" data-end=\"1343\"\u003eApplication Suitability: Industrial panels, power distribution systems, retrofit installations\u003c\/li\u003e\n\u003cli data-section-id=\"14353wr\" data-start=\"1344\" data-end=\"1402\"\u003eInstallation Type: Insert-style fuse reducer accessory\u003c\/li\u003e\n\u003cli data-section-id=\"1pl9pxw\" data-start=\"1403\" data-end=\"1500\"\u003eMaterial: Industrial-grade conductive and insulating components (application-specific design)\u003c\/li\u003e\n\u003cli data-section-id=\"199u2x8\" data-start=\"1501\" data-end=\"1595\"\u003eSystem Integration: Used within UL-classified fuse systems for proper coordination and fit\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"nr5bwx\" data-start=\"1597\" data-end=\"1624\"\u003eStandards and Approvals\u003c\/h3\u003e\n\u003cul data-start=\"1626\" data-end=\"1719\"\u003e\n\u003cli data-section-id=\"3h4a0l\" data-start=\"1626\" data-end=\"1642\"\u003eCSA Approved\u003c\/li\u003e\n\u003cli data-section-id=\"vbzs8i\" data-start=\"1643\" data-end=\"1719\"\u003eDesigned for use in UL-listed fuse systems (system-dependent compliance)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"wggvqn\" data-start=\"1721\" data-end=\"1737\"\u003eApplications\u003c\/h3\u003e\n\u003cul data-start=\"1739\" data-end=\"1978\"\u003e\n\u003cli data-section-id=\"ah30i2\" data-start=\"1739\" data-end=\"1768\"\u003eIndustrial control panels\u003c\/li\u003e\n\u003cli data-section-id=\"1usn2gz\" data-start=\"1769\" data-end=\"1798\"\u003ePower distribution boards\u003c\/li\u003e\n\u003cli data-section-id=\"16a98u6\" data-start=\"1799\" data-end=\"1837\"\u003eRetrofit and upgrade installations\u003c\/li\u003e\n\u003cli data-section-id=\"1s29xc4\" data-start=\"1838\" data-end=\"1893\"\u003eElectrical maintenance and standardization projects\u003c\/li\u003e\n\u003cli data-section-id=\"psmp8w\" data-start=\"1894\" data-end=\"1938\"\u003eEquipment requiring fuse size adaptation\u003c\/li\u003e\n\u003cli data-section-id=\"408a13\" data-start=\"1939\" data-end=\"1978\"\u003eOEM and panel-building applications\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Mersen","offers":[{"title":"NEW","offer_id":48494315536633,"sku":"J426","price":306.6,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0750\/7810\/7385\/files\/J426-New-1_04006b7a-7923-4387-b33c-78c29975968a.webp?v=1780846420","url":"https:\/\/mycircuitbreakers.com\/products\/mersen-j426-fuse-reducer-class-j-fuse-adapter-ferraz-shawmut","provider":"My Circuit Breakers","version":"1.0","type":"link"}