{"product_id":"square-d-du321rb-30a-240v-safety-switch","title":"Square D DU321RB - 30A, 240V, Safety Switch","description":"\u003cdiv\u003e\n\u003cp\u003eIntroducing the \u003cstrong\u003eSquare D DU321RB\u003c\/strong\u003e Safety Switch—an rugged, reliable disconnect designed for demanding industrial and commercial environments. With a \u003cstrong\u003e30A, 240V\u003c\/strong\u003e rating, this fusible switch delivers immediate on\/off isolation and dependable overcurrent protection in a compact footprint, making it a practical choice for busy electrical rooms and outdoor installations alike.\u003c\/p\u003e \u003ch2\u003eWhy the DU321RB stands out\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eCompact, maintainable design\u003c\/strong\u003e: A space-efficient configuration that fits neatly into panelboards and limited spaces, while keeping maintenance straightforward and downtime to a minimum.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eIntegrated protection and isolation\u003c\/strong\u003e: Combines reliable current protection with easy mechanical disconnection in a single device, helping you meet safety requirements without extra components.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRugged performance for harsh environments\u003c\/strong\u003e: Built to endure the rigors of industrial and commercial settings, ensuring consistent operation through frequent switching and varying loads.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile applications\u003c\/strong\u003e: Ideal for motor disconnects, branch circuit protection, and as a primary disconnect in panel assemblies where a compact fusible switch is preferred.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eProven Square D lineage\u003c\/strong\u003e: Leverages the durability and compatibility you expect from a trusted electrical safety platform, making it easier to integrate with existing equipment and protective schemes.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eIdeal use cases\u003c\/h2\u003e\n\u003cp\u003eUse the \u003cstrong\u003eDU321RB\u003c\/strong\u003e for motor disconnects on small to mid-size equipment, as a main or feeder disconnect in panelboards, and for branch circuit protection where space is at a premium. It’s well-suited for service entrances, processing lines, conveyors, and machinery control panels where quick disconnection and reliable protection matter most.\u003c\/p\u003e \u003ch2\u003eWhat problems it solves\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eEliminates uncertainty in routine maintenance by providing a clear, accessible means to de-energize circuits.\u003c\/li\u003e \u003cli\u003eReduces panel footprint without compromising safety or protection capabilities.\u003c\/li\u003e \u003cli\u003eStreamlines protective schemes by pairing isolation with overcurrent protection in one device, simplifying wiring and inventory).\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003ePractical tips for installation and care\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003ePlan for \u003cstrong\u003eeasily accessible\u003c\/strong\u003e maintenance points to minimize downtime during fuse replacements or inspections.\u003c\/li\u003e \u003cli\u003eEnsure correct \u003cstrong\u003erating alignment\u003c\/strong\u003e with your load and motor requirements to maintain optimal protection.\u003c\/li\u003e \u003cli\u003eGuard the switch from exposed moisture and dust in harsh environments, and keep the enclosure closed during operation to preserve longevity.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhat to expect as an end user\u003c\/h2\u003e\n\u003cp\u003eWith the \u003cstrong\u003eDU321RB\u003c\/strong\u003e, you gain a dependable, space-conscious safety switch that supports clear isolation, straightforward protection, and durable performance across a range of commercial and industrial applications. This isn’t just a component—it’s a trusted, maintenance-friendly solution for safeguarding people and equipment while keeping your electrical distribution tidy and efficient.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp-State","offers":[{"title":"Default","offer_id":46390429614242,"sku":"DU321RB","price":464.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/square-d-du321rb-30a-240v-safety-switch-978.webp?v=1788878330","url":"https:\/\/www.ampstate.com\/products\/square-d-du321rb-30a-240v-safety-switch","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}