{"product_id":"eaton-cp4hd321g-fusible-bus-plug","title":"Eaton | CP4HD321G | Fusible Bus Plug | 30A | 3-Pole | 240V","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Eaton CP4HD321G Fusible Bus Plug — a purpose-built, field-ready component that delivers precise 30A, 240V protection in a clean 3-pole design. Engineered for maintenance, retrofit, and replacement tasks, it slots into compatible Eaton assemblies with matching specifications for reliable, consistent performance.\u003c\/p\u003e \u003cp\u003eWhy technicians choose CP4HD321G:\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eExact compatibility\u003c\/strong\u003e: Part number CP4HD321G is the best reference to ensure you’re selecting the right bus plug for your system.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCompact 3-pole, 240V configuration\u003c\/strong\u003e: Optimizes space in panel layouts while delivering balanced, multi‑phase protection.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRated 30A\u003c\/strong\u003e: Suitable for feeders and protecting circuits that require a precise 30‑amp protective device.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaintenance-friendly\u003c\/strong\u003e: Designed for retrofit and replacement scenarios to minimize downtime and inventory complexity.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003ePractical use cases\u003c\/p\u003e \u003cul\u003e \u003cli\u003eRetrofits: Upgrade legacy setups to modern protection without overhauling the panel.\u003c\/li\u003e \u003cli\u003eMaintenance: Stock as a ready-to-install spare for rapid service trips.\u003c\/li\u003e \u003cli\u003eReplacement: Swap worn or damaged bus plugs to restore reliable fault isolation.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eImportant notes\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eCheck fit and ratings before ordering\u003c\/strong\u003e — ensure your Eaton system matches the CP4HD321G specifications.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBest reference\u003c\/strong\u003e: Use the CP4HD321G part number as the compatibility guide when sourcing replacements.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWith the CP4HD321G bus plug in your maintenance toolkit, you’ll have a straightforward, compatible solution for protecting electrical feeders in 240V, three-pole configurations. Built by Eaton, a trusted name in electrical protection, this fusible bus plug helps you deliver dependable protection, easier serviceability, and reduced downtime in field installations.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Eaton","offers":[{"title":"Default Title","offer_id":46425780584610,"sku":"CP4HD321G","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\/eaton-cp4hd321g-fusible-bus-plug","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}