{"product_id":"square-d-pq3603gra-fusible-bus-plug","title":"Square D | PQ3603GRA | Fusible Bus Plug | 30A | 600V","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eSquare D PQ3603GRA Fusible Bus Plug\u003c\/strong\u003e — a precise, plug-in protective solution for your electrical distribution setup. With a 30A, 600V rating, this fusible bus plug is tailored for maintenance, retrofit, and replacement tasks where exact specifications matter.\u003c\/p\u003e \u003cp\u003eDesigned to integrate smoothly with Square D bus systems, the PQ3603GRA ensures reliable protection and a straightforward installation path when updating protection in existing panels or gear. When you’re upgrading fault protection or restoring service after component wear, this bus plug delivers a controlled, compatible interface that keeps your system running safely.\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\u003eVoltage:\u003c\/strong\u003e 600V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Fusible bus plug\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e PQ3603GRA\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhat makes this bus plug stand out\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eExact compatibility reference via \u003cem\u003ePQ3603GRA\u003c\/em\u003e ensures you’re selecting the right component for your Square D system.\u003c\/li\u003e \u003cli\u003eFusible protection designed for use in panels and switchgear that demand reliable overcurrent protection at 600V.\u003c\/li\u003e \u003cli\u003eOptimized for maintenance, retrofit, and replacement scenarios, helping you minimize downtime and keep critical circuits protected.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eMaintenance work on Square D distribution panels that require a matching fusible bus plug.\u003c\/li\u003e \u003cli\u003eRetrofit projects where upgraded protection or updated components are needed without a full panel replacement.\u003c\/li\u003e \u003cli\u003eReplacement of worn or damaged bus plugs in 30A, 600V circuits to restore proper protection quickly.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eInstallation and care tips\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eConfirm fit and ratings before ordering — the \u003cstrong\u003ePQ3603GRA\u003c\/strong\u003e part number is the best reference for compatibility.\u003c\/li\u003e \u003cli\u003eEnsure your equipment is de-energized and follow your site safety procedures before installation.\u003c\/li\u003e \u003cli\u003eMatch the amperage and voltage requirements of your circuit to avoid undersized protection or unnecessary downtime.\u003c\/li\u003e \u003cli\u003eKeep a spare PQ3603GRA on hand for future maintenance to reduce equipment downtime during service events.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eIn short, the Square D PQ3603GRA Fusible Bus Plug is a purpose-built, compatible choice for maintenance, retrofit, and replacement tasks in 30A\/600V systems. Rely on the correct part number to guarantee clean integration with your Square D protection scheme and faster, safer service restoration.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46425750306978,"sku":"PQ3603GRA","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\/square-d-pq3603gra-fusible-bus-plug","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}