{"product_id":"general-electric-sb440hjk4g-bus-plug","title":"General Electric | SB440HJK4G | Bus Plug | 400A | 600V","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the General Electric SB440HJK4G Bus Plug—an OEM-grade component engineered to integrate with GE bus duct systems. With a robust 400 A current rating and a 600 V maximum, this bus plug is built to handle demanding industrial environments where reliability and quick maintenance matter.\u003c\/p\u003e \u003cp\u003eDesigned for maintenance, retrofit, and replacement projects, the SB440HJK4G helps you keep power distribution assets up and running without guessing about fit. The part number SB440HJK4G is the most reliable reference for compatibility, ensuring you match the exact configuration your system requires.\u003c\/p\u003e \u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 400 A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 600 V\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this bus plug matters\u003c\/h3\u003e\n\u003cp\u003eOEM-grade construction means tighter tolerances and secure, reliable connections in high-current applications. This bus plug is designed to plug into GE bus duct assemblies, supporting fast maintenance and minimizing downtime when components reach end of life or when upgrades are needed.\u003c\/p\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMaintenance: swap-in replacements for aging plugs to restore full current capacity with minimal system disruption.\u003c\/li\u003e\n\u003cli\u003eRetrofit: upgrade existing installations that require the exact GE SB440HJK4G specification to meet updated electrical codes or load demands.\u003c\/li\u003e\n\u003cli\u003eReplacement: keep a ready spare on hand to quickly restore service after a fault or routine service window.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eCompatibility \u0026amp; buying tips\u003c\/h3\u003e\n\u003cp\u003eTo ensure a perfect fit, rely on the SB440HJK4G part number as the primary reference. Before you order, confirm that the plug’s amperage and voltage align with your system’s ratings and that the plug is compatible with your GE bus duct enclosure.\u003c\/p\u003e \u003ch3\u003eWho should consider this part\u003c\/h3\u003e\n\u003cp\u003eFacility engineers, maintenance teams in manufacturing, data centers, and utilities—any operation relying on GE bus duct infrastructure will benefit from this precise, OEM-listed bus plug. It’s the practical choice when you need a dependable, specification-matched component that minimizes compatibility risk.\u003c\/p\u003e \u003ch3\u003ePractical tips\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eStore spares in a clean, dry area to prevent corrosion and ensure quick response during service.\u003c\/li\u003e\n\u003cli\u003eWhen planning a retrofit, verify not only the electrical ratings but also physical dimensions and connector configuration to avoid surprises on site.\u003c\/li\u003e\n\u003cli\u003eDocument the part number SB440HJK4G in your asset registry to streamline future maintenance and replacements.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"General Electric","offers":[{"title":"Default Title","offer_id":46425869549730,"sku":"SB440HJK4G","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\/general-electric-sb440hjk4g-bus-plug","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}