{"product_id":"siemens-xlvb321ng-fusible-bus-plug","title":"Siemens | XLVB321NG | Fusible Bus Plug | 30A | 3-Pole | 240V","description":"\u003cdiv\u003e\n\u003cp\u003eDesigned for Siemens 240V, three‑phase power environments, the Siemens XLVB321NG Fusible Bus Plug delivers reliable protection and swift serviceability for maintenance, retrofit, and replacement projects. This official, 3‑pole bus plug is engineered to integrate seamlessly with existing Siemens bus plug assemblies, helping you restore protected feeders quickly while preserving panel integrity.\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 XLVB321NG\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBest reference for compatibility:\u003c\/strong\u003e Use the XLVB321NG part number to confirm fit\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplications:\u003c\/strong\u003e Maintenance, retrofit, and replacement in compatible Siemens panels\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this fusible bus plug stands out\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eOfficial Siemens part\u003c\/strong\u003e—built to exact specifications for dependable performance and long service life.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePrecise 3‑pole, 240V configuration\u003c\/strong\u003e ensures proper alignment with your distribution setup and consistent protection for each phase.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eFusible protection\u003c\/strong\u003e provides rapid isolation of faulted circuits, helping minimize damage and downtime during service events.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eEase of retrofit\u003c\/strong\u003e — designed for straightforward replacement in compatible bus plug assemblies, reducing maintenance time and labor costs.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eClear reference for compatibility\u003c\/strong\u003e — the XLVB321NG part number is the strongest indicator of fit, simplifying ordering and cross‑checking against your panel model.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eRoutine maintenance where a fusible bus plug needs to be replaced to restore circuit protection.\u003c\/li\u003e \u003cli\u003eRetrofit projects upgrading older panels to current Siemens protection standards.\u003c\/li\u003e \u003cli\u003eEmergency replacements in service corridors where quick, reliable part swaps minimize system disruption.\u003c\/li\u003e \u003cli\u003eVoltage and ampacity‑matched protection for 3‑phase feeders in commercial or industrial environments.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003ePractical notes for installation and compatibility\u003c\/h3\u003e\n\u003cp\u003eBefore ordering, verify that your panel or bus plug assembly accepts the XLVB321NG configuration and rating. This part is best referenced by its model number XLVB321NG to ensure an exact fit. When performing replacement work, follow proper electrical safety procedures, de‑energize the system, and consult your panel’s documentation to confirm compatibility and ratings. Using the correct Siemens part helps maintain system protection, reliability, and compliance with your electrical design requirements.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46425686638754,"sku":"XLVB321NG","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\/siemens-xlvb321ng-fusible-bus-plug","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}