{"product_id":"federal-pioneer-qmqb4836c-400a-600v-3-pole-panelboard-switch","title":"Federal Pioneer QMQB4836C - 400A, 600V, 3-Pole Panelboard Switch \/ Switchboard Unit | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eIntroducing the Federal Pioneer QMQB4836C — a robust 400A, 600V, 3-pole fusible panelboard switch from the trusted QMQB series. Engineered for lighting and distribution panelboards, this unit delivers dependable load switching and integrated overcurrent protection when paired with the appropriate upstream protection and fuse class. With sturdy construction and straightforward integration, it fits seamlessly into both existing and new panel systems, making it a practical choice for demanding commercial and industrial environments.\u003c\/p\u003e \u003ch3\u003eWhy this panelboard switch stands out\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eThree-pole, 400 A performance\u003c\/strong\u003e provides balanced, reliable isolation across all phases for multi-circuit distribution.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e600 V maximum rating\u003c\/strong\u003e supports a wide range of lighting, power, and equipment loads in commercial and industrial settings.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eFusible protection with isolation\u003c\/strong\u003e delivers both disconnect capability and overcurrent protection when used with the appropriate upstream fuse class — simplifying maintenance and fault management.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eQMQB series compatibility\u003c\/strong\u003e ensures proven performance and easy replacement within Federal Pioneer \/ Federal Pacific ecosystems.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSimple integration\u003c\/strong\u003e designed for straightforward retrofit or new-install panel projects, minimizing downtime and installation complexity.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number QMQB4836C\u003c\/strong\u003e supports precise ordering and stocking, helping maintain efficient project workflows.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eA code-conscious solution\u003c\/strong\u003e intended to coordinate with upstream protective devices to meet electrical codes and safety standards.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal applications and use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eRetrofit aging panelboards in offices, warehouses, or manufacturing facilities that require a reliable 3-pole disconnect with integrated protection.\u003c\/li\u003e \u003cli\u003eNew installations where clear isolation points are needed for 3-phase loads, especially in lighting and distribution panelboards.\u003c\/li\u003e \u003cli\u003eSettings that demand straightforward maintenance access and robust fault management across multi-circuit systems.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhat problems it solves\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eProvides a decisive, safe isolation point for 3-phase equipment, reducing downtime during maintenance or fault scenarios.\u003c\/li\u003e \u003cli\u003eCoordinates with upstream protection to ensure proper overcurrent protection, aligning with safety standards and codes.\u003c\/li\u003e \u003cli\u003eOffers a durable, replaceable unit within the Federal Pioneer \/ Federal Pacific lineup, simplifying stocking and replacements in facilities that rely on familiar components.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eSpecifications at a glance\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 400 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\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e QMQB\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Federal Pioneer \/ Federal Pacific\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e QMQB4836C\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eInstallation and care tips\u003c\/h3\u003e\n\u003cp\u003eTo ensure proper protection and performance, pair the QMQB4836C with the appropriate upstream protection and fuse class specified for your installation. Coordinate with your electrical codes and safety standards to secure compliant, safe operation. Whether upgrading existing panelboards or deploying in a new build, this switch offers a dependable path to clear isolation and reliable distribution across lighting and power circuits.\u003c\/p\u003e \u003cp\u003eChoose the QMQB4836C from AmpState for a dependable fusible panelboard switch that integrates smoothly with standard upstream protection and fuse classes. It’s a practical, code-conscious solution designed to support safe, reliable distribution in commercial, industrial, and retrofit environments.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Federal Pioneer \/ Federal Pacific","offers":[{"title":"Default Title","offer_id":46362093224098,"sku":"QMQB4836C","price":1110.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/panel_mount_switches_p1_68ab01ae-63ba-4d55-8cda-c9a88a417df3.png?v=1764709847","url":"https:\/\/www.ampstate.com\/products\/federal-pioneer-qmqb4836c-400a-600v-3-pole-panelboard-switch","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}