{"product_id":"square-d-du323-disconnect-switch-8","title":"Square D DU323 - 100A, 3-Pole, Non-Fusible Safety Switch","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Square D DU323 — a 100A, 3-Pole Non-Fusible Safety Switch built to deliver dependable electrical isolation in demanding industrial and commercial environments. When safety and uptime matter, this switch provides a clean, immediate disconnect under load while supporting rigorous lockout\/tagout procedures.\u003c\/p\u003e \u003cp\u003eWhy choose the DU323? It’s engineered to combine straightforward reliability with practical, real-world safety features. This non-fusible design means there are no fuse links to monitor or replace, enabling maintenance teams to isolate circuits quickly and confidently without additional fuse handling steps. The rugged construction is purposefully durable for continuous operation, so you spend less time troubleshooting and more time keeping production lines moving.\u003c\/p\u003e \u003ch3\u003eKey features and benefits\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003e100 Amp, 3-Pole configuration:\u003c\/strong\u003e Ideal for three-phase electrical distributions, delivering robust isolation for medium-sized industrial loads.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eNon-Fusible safety switch:\u003c\/strong\u003e Provides a dependable disconnect point without fuse maintenance, simplifying routine servicing and reducing spare parts needs.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eNEMA 1 enclosure:\u003c\/strong\u003e Indoor, general-purpose protection against dust and incidental contact, suitable for controlled environments such as electrical rooms and equipment spaces.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eLockout\/Tagout compatibility:\u003c\/strong\u003e Supports safe, compliant maintenance practices, helping you meet safety standards and minimize downtime during service.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDurable long-term performance:\u003c\/strong\u003e Built to withstand frequent cycling and harsh industrial use, offering consistent disconnection reliability over time.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal applications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eIndustrial facilities and manufacturing floors needing reliable isolation for motors, conveyors, pumps, and service lines.\u003c\/li\u003e \u003cli\u003eCommercial mechanical rooms or equipment enclosures where safe power shutdown is required for maintenance.\u003c\/li\u003e \u003cli\u003eElectrical distribution points that demand a straightforward, maintenance-friendly disconnect without fuse handling.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003ePractical considerations and differentiation\u003c\/h3\u003e\n\u003cp\u003eCompared to fusible switches, the Square D DU323 emphasizes rapid, maintenance-friendly disconnection with a focus on safety and procedure compliance. It’s particularly well-suited for facilities prioritizing clean lockout\/tagout workflows and steady, predictable performance in indoor settings. With its 3-pole design, it efficiently serves three-phase systems, while the NEMA 1 enclosure keeps installation simple in controlled environments.\u003c\/p\u003e \u003ch3\u003eSpecifications at a glance\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eAmperage Rating: 100A\u003c\/li\u003e \u003cli\u003eNumber of Poles: 3-Pole\u003c\/li\u003e \u003cli\u003eEnclosure Rating: NEMA 1\u003c\/li\u003e \u003cli\u003eProduct Type: Non-Fusible Safety Switch\u003c\/li\u003e \u003cli\u003eBrand: Square D\u003c\/li\u003e \u003cli\u003eModel: DU323\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eTips for optimal use\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003ePair the DU323 with appropriate lockout devices and visible-tags to maximize safety during maintenance.\u003c\/li\u003e \u003cli\u003ePlan installation in a clean, dry indoor space to maintain the NEMA 1 enclosure’s protective performance.\u003c\/li\u003e \u003cli\u003eEnsure your system is a suitable three-phase setup to leverage the full benefits of the 3-pole configuration.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eUpgrade your electrical safety with the Square D DU323 — a dependable, industry-proven solution for safe isolation, compliant maintenance, and durable, long-term service. \u003cstrong\u003eAdd to cart today\u003c\/strong\u003e to empower safer operations across your facilities.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp-State","offers":[{"title":"Default Title","offer_id":46383764865186,"sku":"DU323","price":810.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/disconnect_switches_generic_7e26851c-15aa-4151-90a3-8151fa9b487c.png?v=1765253865","url":"https:\/\/www.ampstate.com\/products\/square-d-du323-disconnect-switch-8","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}