{"product_id":"square-d-h363-disconnect-switch","title":"Square D H363 - 100A, 480\/600V, 3-Pole, Fused Disconnect Switch","description":"\u003cdiv\u003e\n\u003cp\u003eThe Square D H363 is a high-performance fused disconnect switch built for demanding industrial and commercial environments where safe, reliable electrical isolation is non-negotiable. With integrated fuse protection and a design tuned for dependable disconnection under load, the H363 helps you protect personnel, equipment, and processes while supporting rigorous lockout\/tagout procedures.\u003c\/p\u003e \u003ch2\u003eKey features that matter in the field\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eThree-pole configuration\u003c\/strong\u003e provides complete isolation of all conductors in a 3-phase system, reducing risk during maintenance and downtime.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e100 A current rating\u003c\/strong\u003e delivers solid performance for mid-range power feeds and equipment loads without unnecessary complexity.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e480\/600 V voltage rating\u003c\/strong\u003e supports high-voltage industrial applications, aligning with common plant and facility distribution standards.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eFused protection\u003c\/strong\u003e integrates fault-current interruption directly in the switch, helping protect downstream equipment from short-circuits and overloads.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSafe lockout and tagout compatibility\u003c\/strong\u003e ensures personnel can secure the circuit during service, inspections, or maintenance shifts.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDurable, long-term reliability\u003c\/strong\u003e designed to withstand the rigors of busy commercial and industrial environments, reducing replacement and maintenance cycles.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSquare D reliability\u003c\/strong\u003e brand lineage backed by a long history of proven electrical safety solutions, engineered to work consistently within standard electrical distributions.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy this is the right choice for your facility\u003c\/h2\u003e\n\u003cp\u003eWhen you need a dependable, code-conscious solution for isolating power, the Square D H363 delivers. It consolidates isolation and protection in a single device, helping to simplify panel layouts and reduce the number of components you manage. The three-pole fused design ensures all live conductors are simultaneously disconnected, which is critical for safe servicing of motors, feeders, and other high-power gear.\u003c\/p\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eService disconnects for industrial equipment and machinery fed from 480\/600 V systems\u003c\/li\u003e \u003cli\u003eDedicated isolation points in commercial or light-industrial power distribution networks\u003c\/li\u003e \u003cli\u003eMaintenance shutdowns where lockout\/tagout procedures must be strictly observed\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003ePractical guidance for getting the most from the H363\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003ePair with correctly sized fuses to match load requirements and protect downstream devices.\u003c\/li\u003e \u003cli\u003eIncorporate into maintenance routines to verify fuse integrity and ensure proper lockout\/tagout readiness.\u003c\/li\u003e \u003cli\u003eWhen planning upgrades or replacements, consider how a three-pole fused disconnect can simplify future service and reduce downtime.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eIn short, the Square D H363 is a purpose-built solution for facilities that demand reliable electrical isolation, straightforward maintenance, and durable performance at 100 A with a 480\/600 V rating. It’s an investment in safer operations, reduced downtime, and peace of mind for teams responsible for power distribution and equipment protection.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp-State","offers":[{"title":"Default Title","offer_id":46383404023970,"sku":"H363","price":1010.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/square-d-h363-100a-480-600v-3-pole-fused-disconnect-switch-231.webp?v=1788789218","url":"https:\/\/www.ampstate.com\/products\/square-d-h363-disconnect-switch","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}