{"product_id":"square-d-lhf26300-circuit-breaker","title":"Square D | LHF26300 | Circuit Breaker | 300A | 2-Pole | 600V","description":"\u003cdiv\u003e\n\u003cp\u003eDesigned for heavy-duty electrical protection in commercial and industrial environments, the Square D LHF26300 circuit breaker delivers reliable 300-amp protection in a compact, two-pole package for up to 600 volts. Built to serve as a precise replacement, retrofit, or maintenance replacement, it integrates with existing Square D panels that require the exact part number for compatibility.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eKey specifications\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eAmperage: 300A\u003c\/li\u003e \u003cli\u003ePoles: 2-Pole\u003c\/li\u003e \u003cli\u003eVoltage rating: 600V\u003c\/li\u003e \u003cli\u003ePart number: LHF26300\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eThe LHF26300 is specifically suited for tasks where you need to safely interrupt and isolate high-current circuits. It ensures both conductors disconnect simultaneously, protecting equipment and personnel during overcurrent events. This makes it ideal for feeders and main circuits in libraries, warehouses, manufacturing floors, and data centers where uptime matters.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eWhy this unit stands out\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eExact fit for applications requiring a 300A, 2-pole, 600V protection device from Square D\u003c\/li\u003e \u003cli\u003eGenuine Square D construction ensures consistent performance and compatibility with existing Square D panels\u003c\/li\u003e \u003cli\u003eDesigned for straightforward replacement in retrofit projects, minimizing panel modification\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eUse cases and practical scenarios\u003c\/strong\u003e\u003c\/p\u003e \u003cp\u003e- Maintenance: Replace aging breakers to reduce nuisance trips and maintain stable protection for critical circuits.\u003c\/p\u003e \u003cp\u003e- Retrofit: Upgrade legacy panel sections to handle higher loads without reconfiguring the entire electrical system.\u003c\/p\u003e \u003cp\u003e- Replacement: Restore original protection levels after component wear or recall adjustments, using a direct part-number match.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eOrdering and compatibility tips\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eAlways confirm fit and ratings before ordering. The part number LHF26300 is the most reliable reference for compatibility.\u003c\/li\u003e \u003cli\u003eVerify amperage (300A), number of poles (2), and voltage rating (600V) align with your panel requirements.\u003c\/li\u003e \u003cli\u003eCheck the enclosure and mounting style to ensure a clean, secure installation with no wiring or bus-bar conflicts.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46426412712098,"sku":"LHF26300","price":2010.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/square-d-lhf26300-circuit-breaker-300a-2-pole-600v-949.webp?v=1789572653","url":"https:\/\/www.ampstate.com\/products\/square-d-lhf26300-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}