{"product_id":"eaton-cp4hd421g-fusible-bus-plug","title":"Eaton | CP4HD421G | Fusible Bus Plug | 30A | 240V","description":"\u003cdiv\u003e\n\u003cp\u003eThe Eaton CP4HD421G Fusible Bus Plug is a purpose-built component for reliable, safe overcurrent protection in electrical distribution setups. With a 30A rating at 240V, this device is designed for maintenance, retrofit, and replacement scenarios where exact specifications matter and compatibility is non-negotiable.\u003c\/p\u003e \u003ch3\u003eKey specifications at a glance\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 30A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 240V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e CP4HD421G\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eFunction:\u003c\/strong\u003e Fusible bus plug\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhat makes the CP4HD421G unique\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eGenuine Eaton component designed to slot into compatible electrical assemblies without modification.\u003c\/li\u003e \u003cli\u003eSpecifically intended for scenarios where precise ratings matter—maintenance, retrofit, and replacement projects that require exact matching specs.\u003c\/li\u003e \u003cli\u003ePart-number accuracy matters most: CP4HD421G is your best reference to ensure proper fit and electrical compatibility.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eEquipment maintenance in commercial or industrial panels where a 30A, 240V fusible bus plug is required.\u003c\/li\u003e \u003cli\u003eRetrofits and upgrades that demand matching Eaton specifications to preserve protective coordination.\u003c\/li\u003e \u003cli\u003eReplacement of aged or failed bus plugs in systems that rely on CP4HD421G to maintain intended protection levels.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eHow this unit solves common problems\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eProvides reliable overcurrent protection with the exact amperage and voltage rating needed for your system.\u003c\/li\u003e \u003cli\u003eMinimizes downtime by enabling straightforward maintenance or replacement with a compatible, factory-specified part.\u003c\/li\u003e \u003cli\u003eReduces compatibility risk by using the CP4HD421G part number as the definitive reference for fit.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eInstallation and compatibility tips\u003c\/h3\u003e\n\u003cp\u003eBefore ordering, confirmed fit and ratings are essential. Use the CP4HD421G as the compatibility benchmark, and verify that your panel or distribution setup matches a 240V, 30A fusible bus plug specification. If you’re unsure, consult a qualified electrical professional to confirm alignment with your system’s protective device coordination.\u003c\/p\u003e \u003ch3\u003eSafety and handling\u003c\/h3\u003e\n\u003cp\u003eDisconnect power and follow all local electrical codes when servicing or replacing fusible bus plugs. Handle components with care and store in accordance with manufacturer recommendations to preserve protective characteristics and performance.\u003c\/p\u003e \u003cp\u003eWith the Eaton CP4HD421G Fusible Bus Plug, you get a purpose-built, spec-matched solution that supports dependable protection, smoother maintenance workflows, and confident retrofits in demanding electrical environments.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Eaton","offers":[{"title":"Default Title","offer_id":46425780289698,"sku":"CP4HD421G","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-cp4hd421g-fusible-bus-plug","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}