{"product_id":"square-d-lh26300ac-300a-2p-600v-circuit-breaker","title":"Square D LH26300AC 300A 2P 600V Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eThe Square D LH26300AC 300A 2P 600V Circuit Breaker is engineered to deliver reliable overcurrent protection for panelboards, load centers, and electrical distribution setups. With a robust 300-amp rating and a two-pole configuration, this breaker handles high-load circuits while keeping installation straightforward in demanding environments.\u003c\/p\u003e \u003cp\u003eBuilt for everyday electrical work, it’s a dependable choice when a consistent part number is essential for retrofit tasks, maintenance planning, and long-term asset management. The LH26300AC designation helps keep your inventory and service history clean, reducing downtime when parts need to be swapped or upgraded.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage and poles:\u003c\/strong\u003e 300 A, 2 poles\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 600 V maximum operating voltage\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplications:\u003c\/strong\u003e panelboards, load centers, and electrical distribution networks\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart-number stability:\u003c\/strong\u003e ideal for retrofit and maintenance projects that require keeping the same part number\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAvailability:\u003c\/strong\u003e stocked by AmpState and ready to ship\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCompatibility help:\u003c\/strong\u003e need to verify fit? Message us and we’ll confirm compatibility with your panel\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003ePractical use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eRetrofit aging panels in commercial or light industrial facilities where a 300 A, 2P, 600 V breaker is specified\u003c\/li\u003e \u003cli\u003eMaintenance planning for systems that rely on a stable, consistent LH26300AC component across service intervals\u003c\/li\u003e \u003cli\u003eReplacement in load centers and distribution panels where reliable protection for high-load circuits is required\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this matters\u003c\/h3\u003e\n\u003cp\u003eSquare D is trusted for durable protection in demanding electrical environments. The LH26300AC’s two-pole design ensures simultaneous interruption of both hot conductors, delivering dependable protection for critical equipment and reducing fault exposure. Its 600 V rating broadens applicability across commercial and industrial installations, making it a practical choice for ongoing serviceability and future upgrades.\u003c\/p\u003e \u003ch4\u003eTechnical specifications\u003c\/h4\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 300 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 2\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 600 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e LH26300AC\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Circuit Breaker\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Square D\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eNeed help matching a part number or confirming compatibility? Message us and we’ll help you confirm fit for your panel—AmpState has you covered with ready-to-ship stock and expert support.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46412745638050,"sku":"LH26300AC","price":22090.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_83963f7f-600e-419f-90c6-e7677089642b.png?v=1765492973","url":"https:\/\/www.ampstate.com\/products\/square-d-lh26300ac-300a-2p-600v-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}