{"product_id":"general-electric-ac421n-fusible-bus-plug","title":"General Electric | AC421N | Fusible Bus Plug | 30A | 3-Pole | 240V","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the General Electric AC421N Fusible Bus Plug — a purpose-built, ready-to-install component designed to keep your electrical distribution running safely and efficiently. Engineered for maintenance, retrofit, and replacement, this 30A, 3-pole, 240V fusible bus plug delivers dependable protection exactly where you need it in compatible GE panels. Built with GE’s trusted standards, it’s a precise match for projects that require a direct part reference, minimizing guesswork and downtime.\u003c\/p\u003e \u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eAmperage: 30A\u003c\/li\u003e \u003cli\u003ePoles: 3-Pole\u003c\/li\u003e \u003cli\u003eVoltage: 240V\u003c\/li\u003e \u003cli\u003eType: Fusible Bus Plug\u003c\/li\u003e \u003cli\u003eManufacturer: General Electric\u003c\/li\u003e \u003cli\u003ePart reference: AC421N\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this fusible bus plug matters\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eExact-fit design: The AC421N is specified to align with GE panel configurations, reducing the risk of compatibility issues during servicing.\u003c\/li\u003e \u003cli\u003eProtection you can trust: Fusible bus plugs are a critical component for interrupting fault currents, helping protect downstream equipment and wiring.\u003c\/li\u003e \u003cli\u003eStreamlined maintenance: When replacements are needed, using the correct 30A, 3-pole, 240V plug minimizes setup time and potential rework.\u003c\/li\u003e \u003cli\u003eLong‑term reliability: GE’s engineering ensures consistent performance under typical industrial and commercial electrical loads.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eMaintenance cleanups in aging GE panel setups that require a fusible bus plug replacement.\u003c\/li\u003e \u003cli\u003eRetrofits where a 30A, 3-pole, 240V fusible plug is specified to upgrade protection schemes.\u003c\/li\u003e \u003cli\u003eSpare-part inventory for facilities that rely on GE panel systems and must maintain rapid replacement capability.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eCompatibility and installation tips\u003c\/h3\u003e\n\u003cp\u003eBefore ordering, confirm fit and ratings against your panel’s specifications. The part number AC421N is the most reliable reference for compatibility, ensuring you’re selecting the exact GE fusible bus plug your system requires. When handling and replacing components in energized equipment, follow all safety procedures and consult a licensed electrician for installation if you’re unsure about any step.\u003c\/p\u003e \u003ch3\u003eSafety, handling, and maintenance\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eStore and handle in a clean, dry environment to preserve contact integrity.\u003c\/li\u003e \u003cli\u003eAlways de-energize equipment and follow lockout\/tagout procedures before replacement or inspection.\u003c\/li\u003e \u003cli\u003eInspect for signs of wear or damage during routine checks and replace promptly to maintain system protection.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"General Electric","offers":[{"title":"Default Title","offer_id":46425789694114,"sku":"AC421N","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-ac421n-fusible-bus-plug","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}