{"product_id":"mersen-canada-ferraz-20a-class-j-fast-acting-fuse-600v-model-a4j20","title":"Mersen Ferraz Shawmut 20A Class J Fast-Acting Fuse 600V, Model A4J20","description":"\u003cp style=\"padding: 12px;\"\u003eThe Ferraz Shawmut A4J 20 A Class J fast-acting fuse delivers precise, high-speed overcurrent protection for demanding industrial and commercial applications. Rated at 600 V with a short-circuit current rating (SCCR) of 200 kA AC \/ 100 kA DC, this fuse provides exceptional fault clearing capacity in a compact 57.2 × 20.7 mm form factor. Whether you're protecting variable frequency drives, control panels, or sensitive electronic equipment on the job site, the A4J series offers the reliability and code compliance contractors count on — backed by both CSA and UL approvals for Canadian and North American installations.\u003c\/p\u003e\n\n\u003ch3 style=\"font-size: 1.1em; font-weight: bold; margin-top: 20px; margin-bottom: 10px;\"\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-bottom: 20px;\"\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding: 10px; border: 1px solid #ddd; font-weight: bold; width: 40%;\"\u003eProduct Type\u003c\/td\u003e\n    \u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eFuse\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding: 10px; border: 1px solid #ddd; font-weight: bold; width: 40%;\"\u003eType \/ Class\u003c\/td\u003e\n    \u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eClass J\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding: 10px; border: 1px solid #ddd; font-weight: bold; width: 40%;\"\u003eSeries\u003c\/td\u003e\n    \u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eA4J\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding: 10px; border: 1px solid #ddd; font-weight: bold; width: 40%;\"\u003eSpeed \/ Characteristic\u003c\/td\u003e\n    \u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eFast-Acting\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding: 10px; border: 1px solid #ddd; font-weight: bold; width: 40%;\"\u003eAmperage Rating\u003c\/td\u003e\n    \u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e20 A\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding: 10px; border: 1px solid #ddd; font-weight: bold; width: 40%;\"\u003eVoltage Rating\u003c\/td\u003e\n    \u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e600 V\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding: 10px; border: 1px solid #ddd; font-weight: bold; width: 40%;\"\u003eShort-Circuit Current Rating (SCCR)\u003c\/td\u003e\n    \u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e200 kA AC \/ 100 kA DC\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding: 10px; border: 1px solid #ddd; font-weight: bold; width: 40%;\"\u003eApprovals\u003c\/td\u003e\n    \u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eCSA, UL\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding: 10px; border: 1px solid #ddd; font-weight: bold; width: 40%;\"\u003eDimensions\u003c\/td\u003e\n    \u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e57.2 × 20.7 mm\u003c\/td\u003e\n  \u003c\/tr\u003e\n\u003c\/table\u003e","brand":"MERSEN","offers":[{"title":"Default Title","offer_id":48089613926655,"sku":"FRZ-A4J20","price":6.9,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0741\/0479\/9487\/files\/a4j20-600x600.jpg?v=1786126666","url":"https:\/\/shop.iesupply.ca\/products\/mersen-canada-ferraz-20a-class-j-fast-acting-fuse-600v-model-a4j20","provider":"Independent Electric Supply","version":"1.0","type":"link"}