{"product_id":"mersen-6633r-class-r-fuse-block","title":"Mersen 6633R Class R Fuse Block","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe MERSEN 6633R is a Class R fuse block designed for use in electrical distribution and overcurrent protection applications. This fuse block provides a secure, code-compliant means of mounting and connecting Class R fuses within panelboards, disconnects, and industrial control panels. It is a robust, single-pack unit measuring 15.88 inches long, 12 inches wide, and 5.12 inches tall, and weighs 19.75 pounds. Licensed electricians and industrial maintenance technicians are the primary installers of this type of fuse block in both commercial and light industrial settings.\u003c\/p\u003e\n\u003cp\u003eThe MERSEN 6633R is suited for electrical distribution systems requiring Class R fuse protection. Its physical size makes it appropriate for larger ampacity applications typically found in commercial buildings, manufacturing facilities, and mechanical equipment rooms. This fuse block is installed in enclosed disconnect switches, panelboards, and custom electrical enclosures where Class R fuses are specified for branch circuit or feeder protection.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003eAccepts Class R fuses for reliable overcurrent protection\u003c\/li\u003e\n  \u003cli\u003eSubstantial construction at 19.75 pounds supports heavy-duty installation environments\u003c\/li\u003e\n  \u003cli\u003eCompact footprint at 15.88 x 12 x 5.12 inches fits standard enclosure formats\u003c\/li\u003e\n  \u003cli\u003eSingle-pack unit for straightforward procurement and installation\u003c\/li\u003e\n  \u003cli\u003eDesigned to meet the mounting and connection demands of commercial and industrial electrical systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCompatibility\u003c\/h4\u003e\n\u003cp\u003eDesigned as an OEM-style replacement or direct-install fuse block for electrical enclosures, disconnects, and panelboards requiring Class R fuse holders.\u003c\/p\u003e\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cp\u003eInstallation should be performed by a licensed electrician in accordance with the National Electrical Code (NEC). De-energize and lock out the circuit before mounting or servicing the fuse block. Verify that the enclosure dimensions and bus configuration are compatible with the 6633R before installation. Never install or replace fuses while the circuit is energized.\u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFuse Class\u003c\/strong\u003e: Class R\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLength\u003c\/strong\u003e: 15.88 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWidth\u003c\/strong\u003e: 12 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHeight\u003c\/strong\u003e: 5.12 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 19.75 pounds\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePackage Quantity\u003c\/strong\u003e: 1 per pack\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUPC\u003c\/strong\u003e: 78200166513\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eStandard Information\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: MERSEN\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: 6633R\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"MERSEN","offers":[{"title":"Default Title","offer_id":51383439458610,"sku":"6633R","price":3643.12,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/312678772.jpg?v=1782596641","url":"https:\/\/voomisupply.com\/products\/mersen-6633r-class-r-fuse-block","provider":"Voomi Supply","version":"1.0","type":"link"}