{"product_id":"square-d-ptmh36400gcl-bus-plug","title":"Square D | PTMH36400GCL | Bus Plug | 400A | 600V","description":"\u003cdiv\u003e\n\u003cp\u003eIntroducing the Square D PTMH36400GCL Bus Plug — a purpose-built solution for safe power isolation in maintenance, retrofit, and replacement projects. With a 400A amperage rating and a 600V maximum voltage, this bus plug is engineered to align with compatible Square D enclosures and switchgear, helping technicians work quickly and confidently without compromising safety.\u003c\/p\u003e \u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 400A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 600V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e PTMH36400GCL\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplications:\u003c\/strong\u003e maintenance, retrofit, and replacement where exact specs are required\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eImportant compatibility note:\u003c\/strong\u003e Confirm fit and ratings before ordering. The PTMH36400GCL part number is the best reference for compatibility with your Square D system.\u003c\/p\u003e \u003ch3\u003eWhat makes this bus plug valuable\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eReliable isolation for service work in high-demand environments without altering surrounding equipment.\u003c\/li\u003e \u003cli\u003eDesigned to integrate with Square D electrical systems, supporting streamlined maintenance workflows.\u003c\/li\u003e \u003cli\u003eClear, unambiguous amperage and voltage ratings help technicians verify compatibility on-site, reducing the risk of mismatches.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eMaintenance routines on commercial buildings, data centers, or manufacturing floors where fast, safe shutdowns are essential.\u003c\/li\u003e \u003cli\u003eRetrofit projects updating old panels or switchgear to current specifications—ensuring continued compatibility and performance.\u003c\/li\u003e \u003cli\u003eReplacement scenarios where a matching PTMH36400GCL unit is required to restore proper bus plug functionality.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eFit and installation considerations\u003c\/h3\u003e\n\u003cp\u003eAs with any component in critical power systems, always verify fit and ratings prior to purchase and installation. The PTMH36400GCL is the definitive reference for compatibility in Square D configurations, so cross-check it against your panel's documentation and existing components before committing any order.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46425910804642,"sku":"PTMH36400GCL","price":310.0,"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-ptmh36400gcl-bus-plug","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}