{"product_id":"square-d-pfh36040gn-bus-plug","title":"Square D | PFH36040GN | Bus Plug | 40A | 4-Pole | 600V | 18kA","description":"\u003cdiv\u003e\n\u003cp\u003eWhen maintenance, retrofit, or replacement is on the docket for Square D panel systems, the PFH36040GN Bus Plug stands out as a precise, field-ready solution. This 40A, 4‑pole unit is engineered to slot into compatible Square D enclosures and deliver dependable performance across demanding 600V networks with up to 18kA fault current.\u003c\/p\u003e \u003cp\u003eWhy choose PFH36040GN for your next project?\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eExact compatibility\u003c\/strong\u003e — The PFH36040GN is the part number that ensures a seamless fit with Square D bus plug interfaces. Use the part number as your primary reference to avoid mismatches during maintenance or retrofits.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eFour-pole configuration\u003c\/strong\u003e — Four independent poles enable coordinated switching and fault isolation across multiple circuits, improving safety and simplifying panel management.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRobust electrical ratings\u003c\/strong\u003e — 40A continuous amperage, 600V maximum, and 18kA short-circuit current rating give you headroom for demanding industrial environments and short-circuit events.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBuilt for replacements and retrofits\u003c\/strong\u003e — Specifically designed for situations where existing gear must be matched to a known spec, ensuring you don’t have to rework the bus assembly or panel interior.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eReliability you can trust\u003c\/strong\u003e — Square D’s engineering lineage translates into consistent contact performance and durable construction that stands up to regular maintenance cycles.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003ePractical use cases\u003c\/p\u003e \u003cul\u003e \u003cli\u003eMaintenance: replace worn bus plugs in service panels with exact-spec components to minimize downtime.\u003c\/li\u003e \u003cli\u003eRetrofit: upgrade legacy setups to a modern, four-pole, 600V configuration without altering surrounding hardware.\u003c\/li\u003e \u003cli\u003eReplacement: quickly swap out failed bus plugs using the best reference part number to ensure compatibility.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eImportant fit notes\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFit and ratings must be confirmed before ordering\u003c\/strong\u003e.\u003c\/li\u003e \u003cli\u003eThe PFH36040GN part number is the best reference for compatibility with your Square D system.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eTips for installation and care\u003c\/p\u003e \u003cul\u003e \u003cli\u003eBefore installation, verify that your panel’s bus plug interface matches the PFH36040GN configuration and that the system voltage aligns with a 600V rating.\u003c\/li\u003e \u003cli\u003eKeep the component in its original packaging until installation to avoid handling damage that could affect the 18kA rating.\u003c\/li\u003e \u003cli\u003eDocument the replacement with the part number in your maintenance log to simplify future service and reordering.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46425969950882,"sku":"PFH36040GN","price":4699.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_a085eff1-75dd-47ee-b131-4c8df8f0489b.png?v=1765492976","url":"https:\/\/www.ampstate.com\/products\/square-d-pfh36040gn-bus-plug","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}