{"product_id":"square-d-gjl36050m05-50a-3-pole-circuit-breaker","title":"Square D GJL36050M05 - 50 A, 3-Pole Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Square D GJL36050M05 — a 50 A, 3-pole molded case circuit breaker designed to deliver dependable branch circuit overcurrent and short-circuit protection in panelboards and load centers. With a compact molded-case footprint, this unit preserves precious panel space while maintaining robust safeguarding for critical electrical circuits in residential, commercial, and light industrial settings.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eCompact molded-case design\u003c\/strong\u003e — maximizes available space inside panels, making installation cleaner and service access simpler in crowded load centers.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e — combines a thermal element for steady overcurrent protection with a magnetic element for instantaneous short-circuit tripping, delivering stable, repeatable protection across varying load conditions.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e OEM-compatible and reliable fit\u003c\/strong\u003e — engineered to pair with matching Square D OEM load centers and panelboards, ensuring straightforward replacement and dependable performance within existing systems.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile for multiple applications\u003c\/strong\u003e — an excellent choice for residential subpanels, light commercial electrical rooms, and small industrial installations that require solid 3-pole protection on 3-phase or multi-wire circuits.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eTechnical specifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eManufacturer: Square D\u003c\/li\u003e \u003cli\u003ePart number: GJL36050M05\u003c\/li\u003e \u003cli\u003eType: Thermal-magnetic molded case circuit breaker\u003c\/li\u003e \u003cli\u003eAmperage rating: 50 A\u003c\/li\u003e \u003cli\u003eNumber of poles: 3\u003c\/li\u003e \u003cli\u003eApplication: Branch circuit overcurrent and short-circuit protection\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eUse cases and practical scenarios:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eReplacing a failed 3-pole breaker in a commercial panelboard to restore balanced protection for 3-phase equipment and shared circuits.\u003c\/li\u003e \u003cli\u003eUpgrading a small industrial subpanel to a trusted, brand-mformed protection device that maintains consistent trip behavior under fault conditions.\u003c\/li\u003e \u003cli\u003eIntegrating with existing Square D load centers to preserve panel zoning, maintain proper circuit segregation, and simplify future maintenance or upgrades.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhy choose this specific model? The GJL36050M05 delivers a proven combination of space efficiency, reliable thermal-magnetic protection, and OEM compatibility that translates into fewer installation hurdles and more predictable performance. If you’re equipping or upgrading panelboards and load centers where 50 A, 3-pole protection is required, this unit provides a dependable, well-matched solution built to work in real-world electrical systems.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46355239305378,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/square-d-gjl36050m05-50-a-3-pole-circuit-breaker-ampstate-breakers-695.webp?v=1788745130","url":"https:\/\/www.ampstate.com\/products\/square-d-gjl36050m05-50a-3-pole-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}