{"product_id":"square-d-hu363-disconnect-switch-6","title":"Square D HU363 - 100A, 600V, 3-Pole, Non-Fusible Disconnect Switch","description":"\u003cdiv\u003e\n\u003cp\u003eThe Square D HU363 Non-Fusible Disconnect Switch is built for dependable electrical isolation in demanding industrial and commercial settings. With a robust 3-pole design, it cleanly disconnects three‑phase circuits up to 600V, delivering a safe, mechanical break that supports rigorous lockout\/tagout procedures and maintenance work without the complexity of installed fuses.\u003c\/p\u003e \u003ch3\u003eKey specifications at a glance\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage rating:\u003c\/strong\u003e 100A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 600V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eNumber of poles:\u003c\/strong\u003e 3-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eEnclosure rating:\u003c\/strong\u003e NEMA 1 (indoor, basic protection against dust and incidental contact)\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Non-Fusible Disconnect Switch\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBrand \u0026amp; model:\u003c\/strong\u003e Square D HU363\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy choose a non-fusible disconnect\u003c\/h3\u003e\n\u003cp\u003eFor facilities that require rapid, repeatable isolation without the need for fuses, the HU363 provides a straightforward, durable solution. Its non-fusible design means there are no internal fusible links to replace, reducing maintenance overhead and downtime when performing routine servicing or safety checks. This switch is purpose-built to enable confident lockout\/tagout (LOTO) compliance, giving technicians a clear, hands-on method to de-energize equipment before work.\u003c\/p\u003e \u003ch3\u003eCore benefits and real-world scenarios\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSafe maintenance, every time:\u003c\/strong\u003e The 3-pole configuration ensures simultaneous isolation of all hot legs in a three-phase system, minimizing the risk of partial energization during service.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eIndoor reliability:\u003c\/strong\u003e With a NEMA 1 enclosure, the HU363 is optimized for indoor installations where basic dust and incidental moisture protection suffice, making it a reliable choice for panels, switchgear rooms, and control centers.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDurable, long-term performance:\u003c\/strong\u003e Built to withstand the rigors of daily operation in busy commercial and industrial environments, it maintains consistent disconnection performance under load across years of service.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile applications:\u003c\/strong\u003e Ideal for panel boards, motor control centers, feeders, and equipment isolation points where quick, clear de-energization is essential for safety and uptime.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOperational clarity:\u003c\/strong\u003e The mechanical actuation provides a direct, tactile feedback when the circuit is opened or closed, supporting intuitive and reliable operation by skilled technicians.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eHow this compares to alternatives\u003c\/h3\u003e\n\u003cp\u003eCompared to fusible disconnect options, the Square D HU363 offers immediate, fuse-free disconnection that’s easier to inspect and reset after maintenance. The non-fusible approach minimizes the ongoing need for fuse inventory and replacement, while still prioritizing safety through robust isolation. For facilities prioritizing straightforward, repeated isolation without fuse management, the HU363 stands out as a lower-maintenance, dependable choice.\u003c\/p\u003e \u003ch3\u003eIdeal for your facilities and teams\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eManufacturing floors with heavy equipment that require routine servicing and lockout procedures\u003c\/li\u003e \u003cli\u003eCommercial buildings needing reliable indoor disconnects for electrical feeders and control circuits\u003c\/li\u003e \u003cli\u003eMaintenance teams seeking a simple, durable solution for safe equipment isolation in three-phase systems\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWith the Square D HU363, you gain a certified, straightforward isolation device that aligns with safety protocols, supports efficient maintenance workflows, and delivers dependable performance across years of daily use. If you need a reliable 100A, 600V, 3-pole non-fusible disconnect switch designed for practical, real-world application, the HU363 is purpose-built to meet those demands.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp-State","offers":[{"title":"Default Title","offer_id":46383545385122,"sku":"HU363","price":810.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/square-d-hu363-100a-600v-3-pole-non-fusible-disconnect-switch-335.webp?v=1788804467","url":"https:\/\/www.ampstate.com\/products\/square-d-hu363-disconnect-switch-6","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}