{"product_id":"westinghouse-lab3300-circuit-breaker","title":"Westinghouse | LAB3300 | Circuit Breaker | 300A | 3-Pole | 600V | Bolt-On","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Westinghouse LAB3300 circuit breaker — a purpose-built protective device crafted for demanding electrical panels. With a 300A rating across a 3-pole configuration and a 600V operating window, this bolt-on breaker delivers dependable overcurrent protection where performance and reliability matter most.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage\u003c\/strong\u003e: 300 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles\u003c\/strong\u003e: 3-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage\u003c\/strong\u003e: 600V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMounting\u003c\/strong\u003e: Bolt-On\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eDesigned for maintenance, retrofit, and replacement tasks, the LAB3300 is ideal when your system requires a precise form factor and compatible interface. Its bolt-on design supports straightforward installation in compatible panels, helping reduce downtime during service or upgrades.\u003c\/p\u003e \u003cp\u003eWhy choose this LAB3300 breaker? It provides a robust, high-current solution in a compact 3-pole package, specifically suited for installations where a 300A, 600V bolt-on breaker is required. The part number LAB3300 serves as the best compatibility reference, ensuring you select a unit that aligns with your panel’s design and protective needs.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eUse cases\u003c\/strong\u003e: \u003cul\u003e \u003cli\u003eRegular maintenance on existing 3-pole, 600V circuits\u003c\/li\u003e \u003cli\u003e Retrofit projects to upgrade protection without changing the panel footprint\u003c\/li\u003e \u003cli\u003e Replacement in legacy systems that match the LAB3300’s bolt-on form factor\u003c\/li\u003e \u003c\/ul\u003e \u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eImportant compatibility note\u003c\/strong\u003e: Confirm fit and ratings before ordering. Always reference the part number LAB3300 to verify compatibility with your equipment, panel model, and electrical specifications.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Westinghouse","offers":[{"title":"Default Title","offer_id":46427248459938,"sku":"LAB3300","price":510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_ad06fdd7-931c-4a09-bfbe-d05329579cd6.png?v=1765492978","url":"https:\/\/www.ampstate.com\/products\/westinghouse-lab3300-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}