{"product_id":"square-d-pga36120u44a-circuit-breaker","title":"Square D | PGA36120U44A | Circuit Breaker | 1200A | 3-Pole | 600V","description":"\u003cdiv\u003e\n\u003cp\u003eThe Square D PGA36120U44A circuit breaker is a purpose-built, OEM-grade solution for demanding 3-phase power systems. With a robust 1200 A rating, a 3-pole configuration, and a 600 V operating ceiling, this unit is engineered to protect high-capacity feeders and critical equipment in industrial environments.\u003c\/p\u003e \u003ch3\u003eDirect-fit reliability for Square D installations\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePart number\u003c\/strong\u003e: PGA36120U44A — the most reliable reference for compatibility with Square D panels and assemblies.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage\u003c\/strong\u003e: 1200 A continuous current rating, designed to handle substantial load without nuisance tripping.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles\u003c\/strong\u003e: 3-Pole configuration for three-phase protection and balanced system isolation.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage\u003c\/strong\u003e: 600 V maximum, suitable for medium-voltage industrial applications.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e用途\u003c\/strong\u003e: Ideal for maintenance, retrofit, and replacement projects where exact specs are required.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eUnique value in every retrofit\u003c\/h3\u003e\n\u003cp\u003eWhy settle for a generic substitute when your panel expects an exact match? This PGA36120U44A breaker preserves the original footprint, mounting pattern, and terminal arrangement, which minimizes installation surprises and downtime. By sticking with the official part number, you ensure you’re getting a product that aligns with Square D’s design standards and performance characteristics.\u003c\/p\u003e \u003ch3\u003eIdeal use cases and scenarios\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eMaintenance on aging square-d panel boards that require 3-pole, 600 V protection for heavy feeders.\u003c\/li\u003e \u003cli\u003eRetrofits in facilities upgrading to higher-capacity distribution without changing surrounding hardware.\u003c\/li\u003e \u003cli\u003eReplacement in service and electrical distribution panels where exact spec matching is critical for continued safety and reliability.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eCompatibility and installation guidance\u003c\/h3\u003e\n\u003cp\u003eNotes to ensure a smooth purchase: confirm fit and ratings before ordering. The PGA36120U44A part number is your best reference for compatibility with your Square D equipment. If you’re replacing a worn or failed unit, verify that your panel’s model and labeling align with a 3-pole, 600 V, 1200 A configuration before proceeding. Always follow proper safety procedures and local electrical codes during installation and commissioning.\u003c\/p\u003e \u003ch3\u003ePractical tips for maximum reliability\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eKeep a spare PGA36120U44A on hand for planned maintenance to reduce downtime during outages.\u003c\/li\u003e \u003cli\u003eDocument the exact panel and position where the breaker is installed to simplify future replacements.\u003c\/li\u003e \u003cli\u003eDuring installation, ensure clean, secure connections to prevent overheating and ensure consistent trip performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46424750424226,"sku":"PGA36120U44A","price":32264.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/square-d-pga36120u44a-circuit-breaker-1200a-3-pole-600v-698.webp?v=1789410938","url":"https:\/\/www.ampstate.com\/products\/square-d-pga36120u44a-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}