{"product_id":"cutler-hammer-dh221nrk-30a-240v-2-pole-fusible-safety-switch","title":"Cutler-Hammer DH221NRK - 30A, 240V, 2-Pole, Fusible, Safety Switch","description":"\u003cdiv\u003e\n\u003cp\u003eEngineered for the realities of busy industrial and commercial spaces, the Cutler-Hammer DH221NRK is a rugged safety switch that delivers dependable on\/off isolation paired with reliable overcurrent protection. Its fusible design is purpose-built for quick fault clearance and targeted protection, reducing wiring complexity while keeping critical equipment safe.\u003c\/p\u003e \u003ch2\u003eKey specifications at a glance\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e DH221NRK\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 30A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 240V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 2-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eFusible:\u003c\/strong\u003e Yes — replaceable fuses for overcurrent protection\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy this safety switch stands out\u003c\/h2\u003e\n\u003cp\u003eThe DH221NRK pairs a compact footprint with a robust, maintainable fusible mechanism. Designed to fit where space is at a premium—like tight control panels and electrical rooms—this switch delivers straightforward installation and easy serviceability. The two-pole configuration guarantees simultaneous isolation of both hot lines, enhancing safety during maintenance and reducing the risk of arc exposure.\u003c\/p\u003e \u003ch2\u003eIdeal uses and practical scenarios\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eMotor disconnects:\u003c\/strong\u003e Ideal for isolating motors and drive systems in manufacturing lines, ensures safe servicing and quick fault response.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePanelboards:\u003c\/strong\u003e A reliable fusible option within distribution panels, enabling selective overcurrent protection and simple fuse replacement.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBranch circuit protection:\u003c\/strong\u003e Protects branch circuits feeding critical equipment, balancing protection with ease of maintenance.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhat makes it practical and trustworthy\u003c\/h2\u003e\n\u003cp\u003eWith a 30A rating at 240V, the DH221NRK covers common motor and equipment loads found in light to medium-duty industrial applications. The fusible design means you’re choosing targeted protection that can be matched to your protection coordination strategy, while the switch’s construction emphasizes durability and long service life in demanding environments.\u003c\/p\u003e \u003ch2\u003eMaintenance and best practices\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eInspect fuses regularly and replace only with equivalents specified for the DH221NRK to maintain protection integrity.\u003c\/li\u003e \u003cli\u003eKeep the switch enclosure clean and dry; verify tightness of connections during routine maintenance.\u003c\/li\u003e \u003cli\u003eUse as part of a staged protection plan in control panels and motor circuits to simplify troubleshooting and reduce downtime.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWho should consider the DH221NRK\u003c\/h2\u003e\n\u003cp\u003eElectrical contractors, facility managers, and maintenance professionals seeking a compact, reliable, fusible safety switch for motor control centers, panelboards, and branch circuits will find the DH221NRK to be a practical, maintenance-friendly choice that blends straightforward operation with solid overcurrent protection.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp-State","offers":[{"title":"Default","offer_id":46390411100322,"sku":"DH221NRK","price":317.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/fusible_disconnect_generic_55062425-d234-4965-a81a-53296764147d.png?v=1765370522","url":"https:\/\/www.ampstate.com\/products\/cutler-hammer-dh221nrk-30a-240v-2-pole-fusible-safety-switch","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}