{"product_id":"general-electric-sb321-fusible-bus-plug","title":"General Electric | SB321 | Fusible Bus Plug | 30A | 3-Pole | 240V","description":"\u003cdiv\u003e\n\u003cp\u003eGeneral Electric SB321 Fusible Bus Plug delivers a precise, ready-to-use solution for maintaining, retrofitting, or replacing protection components in 3-pole, 240V switchgear. Designed to match exact specifications, this 30A fusible bus plug helps you preserve protective coordination and minimize downtime during service windows.\u003c\/p\u003e \u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 30A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 240V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e SB321\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e General Electric (GE)\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eCompatibility notes:\u003c\/strong\u003e Confirm fit and ratings before ordering. The part number is the best reference for compatibility with GE switchgear and assemblies that accept this fusible bus plug.\u003c\/p\u003e \u003ch3\u003eWhy this fusible bus plug matters\u003c\/h3\u003e\n\u003cp\u003eIn distribution systems, a fusible bus plug like the SB321 preserves safe protection profiles while enabling fast, field-ready maintenance. Built by General Electric, it offers dependable performance in 240V environments and serves as a direct replacement or retrofit for gear designed to accept SB321, ensuring reliable operation without reconfiguring surrounding components.\u003c\/p\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eMaintenance shutdowns: swap in SB321 to keep circuit protection intact while servicing equipment.\u003c\/li\u003e \u003cli\u003eRetrofit projects: upgrade aging gear without altering switchgear architecture or protections.\u003c\/li\u003e \u003cli\u003eReplacement scenarios: quickly substitute a failing plug to restore protection and reduce downtime.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003ePractical tips for installation and selection\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eUse the exact part number SB321 as your compatibility reference—the most reliable way to verify fit.\u003c\/li\u003e \u003cli\u003eMatch amperage, poles, and voltage to your equipment’s specification sheet to ensure safe operation.\u003c\/li\u003e \u003cli\u003eLabel and store spare SB321 units with the corresponding equipment to streamline future maintenance tasks.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"General Electric","offers":[{"title":"Default Title","offer_id":46425743425698,"sku":"SB321","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-sb321-fusible-bus-plug","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}