{"product_id":"square-d-qmb326mw-600a-240v-fusible-switch","title":"Square D QMB326MW - 600A, 240V, Fusible, Switch","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Square D QMB326MW — a robust 600A, 240V fusible switch built for dependable on\/off isolation and precise overcurrent protection in demanding industrial and commercial environments. This compact, maintainable switch delivers a focused solution for motor disconnects, panelboards, and branch circuit protection where space is at a premium without sacrificing performance.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e QMB326MW\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 600A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 240V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eProtection:\u003c\/strong\u003e Fusible design for reliable overcurrent protection\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePurpose:\u003c\/strong\u003e Ideal for motor disconnects, panelboards, and branch circuits\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDesign:\u003c\/strong\u003e Compact and maintainable to fit tight electrical rooms and enclosures\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this matters\u003c\/h3\u003e\n\u003cp\u003eWhen you need a dedicated isolation point that also guards critical feeders, the QMB326MW provides a clear, safe disconnect path coupled with fuse-based protection. Its rugged construction (designed for industrial and commercial use) stands up to challenging environments, reducing downtime and simplifying maintenance tasks. The fusible configuration means protection is built into the switch assembly, helping to prevent damage from overcurrents before they reach downstream equipment.\u003c\/p\u003e \u003ch3\u003eIdeal applications and use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eMotor disconnects on production lines where quick isolation is crucial for maintenance safety\u003c\/li\u003e \u003cli\u003eProtection for feeders feeding panelboards and other central electrical distributions\u003c\/li\u003e \u003cli\u003eBranch circuit protection in spaces where a compact, easy-to-service fusible switch is preferred\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003ePractical guidance and considerations\u003c\/h3\u003e\n\u003cp\u003eFor best results, install and service the QMB326MW by qualified electrical personnel. Plan fuse compatibility and replacement procedures to ensure coordinated protection across your system, and keep the switch accessible for safe operation and inspection. When you need a dedicated, space-conscious disconnect with built-in overcurrent protection, this Square D solution offers a clear, reliable path to safe, controlled power isolation.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp-State","offers":[{"title":"Default","offer_id":46390387769506,"sku":"QMB326MW","price":2864.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/fusible_disconnect_generic_b20232ea-8123-47e6-bf6c-48ae6b8fba41.png?v=1765369955","url":"https:\/\/www.ampstate.com\/products\/square-d-qmb326mw-600a-240v-fusible-switch","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}