{"product_id":"qmqb-4036-400a-600v-fusible-switch","title":"QMQB-4036 - 400A, 600V, Fusible, Switch","description":"\u003cdiv\u003e\n\u003cp\u003eThe QMQB-4036 is a rugged 400A, 600V fusible switch engineered for dependable on\/off isolation and precise overcurrent protection in demanding industrial and commercial environments. With a compact footprint and a design that emphasizes maintainability, this switch provides a reliable solution for protecting both equipment and personnel in the control panel or motor circuit.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eHigh-current reliability:\u003c\/strong\u003e 400A at up to 600V handles demanding motor and power circuit disconnects with confidence.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eIntegrated fusible protection:\u003c\/strong\u003e Fusible switching offers immediate fault interruption to safeguard downstream equipment and reduce damage during fault conditions.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCompact, maintainable form:\u003c\/strong\u003e A space-saving design that fits tight panels and control enclosures, with straightforward fuse maintenance to minimize downtime.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eTargeted applications:\u003c\/strong\u003e Ideal for motor disconnects, panelboards, and branch circuit protection where a concise, field-serviceable fusible switch is required.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOperational clarity:\u003c\/strong\u003e Clear isolation enable for safe maintenance, diagnostics, and routine servicing in busy electrical rooms or process lines.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eIdeal use scenarios\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eMotor control stations and equipment with frequent start\/stop cycles requiring reliable isolation\u003c\/li\u003e \u003cli\u003ePanelboard assemblies needing local disconnect capability and built-in overcurrent protection\u003c\/li\u003e \u003cli\u003eBranch circuit protection in compact control panels where space is at a premium\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eWhy choose the QMQB-4036\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eWhen you need a dependable, easy-to-maintain disconnect with proven overcurrent protection, the QMQB-4036 delivers. It’s designed to simplify maintenance workflows, reduce downtime after faults, and keep critical machinery running smoothly. This fusible switch is a practical choice for facilities that prioritize safety, reliability, and panel space efficiency.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eTechnical specifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eModel: QMQB-4036\u003c\/li\u003e \u003cli\u003eAmperage: 400A\u003c\/li\u003e \u003cli\u003eVoltage: 600V\u003c\/li\u003e \u003cli\u003eFused: Fusible\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Amp-State","offers":[{"title":"Default","offer_id":46390329770146,"sku":"QMQB-4036","price":2491.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/qmqb-4036-400a-600v-fusible-switch-566.webp?v=1788861590","url":"https:\/\/www.ampstate.com\/products\/qmqb-4036-400a-600v-fusible-switch","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}