{"product_id":"square-d-qmb364w-200a-600v-3-pole-fusible-switch","title":"Square D QMB364W - 200A, 600V, 3-Pole, Fusible, Switch","description":"\u003cdiv\u003e\n\u003cp\u003eSquare D QMB364W is a rugged 3-pole fusible switch designed to deliver dependable on\/off isolation and robust overcurrent protection in demanding industrial and commercial environments. With a 200 A rating and 600 V capacity, this switch handles motor disconnects and branch-circuit protection while maintaining a compact footprint suitable for tight panel layouts.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e QMB364W\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 200 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 600 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eFusible:\u003c\/strong\u003e Fusible\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eIdeal for motor disconnects, panelboards, and branch circuit protection, the QMB364W combines a switch with fuse-based protection in a single, compact unit. This makes it a practical choice when you need reliable isolation plus built-in overcurrent protection without adding extra enclosure space or components.\u003c\/p\u003e \u003ch3\u003eKey benefits and real-world use\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eIntegrated protection for three-phase systems:\u003c\/strong\u003e Ensures balanced guarding of all conductors in 3-phase applications, reducing the risk of uneven loading and fault propagation.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCompact and maintainable design:\u003c\/strong\u003e Fits into standard panelboard configurations while keeping serviceability straightforward when fuse links or connections require attention.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eReliable motor disconnect capability:\u003c\/strong\u003e Quickly isolate motor circuits for safe maintenance or protective shutdown during faults, minimizing downtime.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile protection point:\u003c\/strong\u003e Serves as a convenient protection and isolation point for branch circuits, helping simplify electrical distribution in commercial spaces and industrial floors.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eThis Square D fusible switch is a practical choice for facilities seeking a dedicated, single-device solution that delivers both isolation and overcurrent protection in one compact package. Whether upgrading an existing panelboard, wiring a new motor circuit, or consolidating protective devices, the QMB364W provides clear, dependable control with the reliability you expect from Square D.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp-State","offers":[{"title":"Default","offer_id":46390289432738,"sku":"QMB364W","price":429.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/square-d-qmb364w-200a-600v-3-pole-fusible-switch-601.webp?v=1788858958","url":"https:\/\/www.ampstate.com\/products\/square-d-qmb364w-200a-600v-3-pole-fusible-switch","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}