{"product_id":"square-d-lif26300-circuit-breaker","title":"Square D | LIF26300 | Circuit Breaker | 300A | 2-Pole | 600V","description":"\u003cdiv\u003e\n\u003cp\u003eSquare D LIF26300 Circuit Breaker is a robust, high-capacity protection device designed for demanding 600V systems. With a 300A rating and 2-pole configuration, this breaker provides reliable, fast-acting overcurrent protection for heavy feeders and main circuits in commercial and industrial panels.\u003c\/p\u003e \u003ch2\u003eKey specifications\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 300A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 2-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 600V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBest reference for compatibility:\u003c\/strong\u003e Part number LIF26300\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplications:\u003c\/strong\u003e Maintenance, retrofit, and replacement where matching specs are required\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhy this matters: when protecting large feeders in 600V systems, a breaker that aligns exactly with the original specifications helps maintain panel performance, trip coordination, and overall electrical safety. The LIF26300 is specifically suited for scenarios where you’re replacing or upgrading without altering the panel’s protection scheme.\u003c\/p\u003e \u003ch2\u003eWhy choose the LIF26300\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003ePrecise compatibility: Designed to match Square D panels that require a 300A, 2-pole, 600V solution. Using the exact part number aids in preventing mismatches that can affect protection performance.\u003c\/li\u003e \u003cli\u003eMaintenance-friendly: A reliable option for servicing aging infrastructure or retrofitting existing panels to restore optimal protection without major panel changes.\u003c\/li\u003e \u003cli\u003eDurable and dependable protection for heavy-duty circuits: Ideal for feeders and critical loads that demand solid overcurrent protection in 600V environments.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eIdeal use cases\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eReplacing a failed or worn 300A, 2-pole breaker in a 600V system.\u003c\/li\u003e \u003cli\u003eRetrofit projects where exact spec alignment is essential to preserve safety and performance.\u003c\/li\u003e \u003cli\u003eStocking service-ready units for teams that maintain Square D panels and need fast, compatible replacements.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eInstallation and compatibility tips\u003c\/h2\u003e\n\u003cp\u003eBefore ordering, \u003cstrong\u003econfirm fit and ratings\u003c\/strong\u003e for your specific panel. The part number \u003cstrong\u003eLIF26300\u003c\/strong\u003e is the best reference to ensure compatibility with your Square D installation. When planning replacement, verify that the panel accepts a 2-pole, 600V device rated for 300A and that the mounting and bus configurations align with the LIF26300 requirements.\u003c\/p\u003e \u003ch2\u003ePractical considerations\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eFollow all applicable electrical codes and safety procedures when working with high-voltage equipment. Disconnect power and use appropriate PPE before handling breakers.\u003c\/li\u003e \u003cli\u003eKeep a spare LIF26300 on hand for proactive maintenance and faster service calls, reducing downtime in critical applications.\u003c\/li\u003e \u003cli\u003eDocument the exact part number in your panel records to simplify future replacements and audits.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46426350092450,"sku":"LIF26300","price":2010.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/square-d-lif26300-circuit-breaker-300a-2-pole-600v-911.webp?v=1789561392","url":"https:\/\/www.ampstate.com\/products\/square-d-lif26300-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}