{"product_id":"square-d-lh36400cba-circuit-breaker","title":"Square D | LH36400CBA | Circuit Breaker | 400A | 600V","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Square D LH36400CBA circuit breaker—an exact-spec protective device designed for demanding panels where reliability is non-negotiable. With a 400A current rating and 600V maximum operating voltage, this unit is purpose-built to safeguard large electrical systems from overloads and faults while delivering seamless compatibility with established Square D installations.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eKey specifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 400A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 600V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e LH36400CBA\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eWhy this specific LH36400CBA matters\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eMaintenance, retrofit, and replacement projects demand exact compatibility. The LH36400CBA is the part number you should reference to ensure a precise fit with your existing panel architecture and bus connections. Using the correct rating and form factor minimizes downtime and avoids compatibility surprises during installation.\u003c\/p\u003e \u003ch3\u003eWho should consider this breaker?\u003c\/h3\u003e\n\u003cp\u003eElectrical teams responsible for servicing industrial or commercial panels, data centers, or manufacturing facilities requiring a 400A, 600V protection device will benefit from using a genuinely compatible Square D breaker. It’s ideal for:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003ePanel maintenance and part replacement in legacy Square D systems\u003c\/li\u003e \u003cli\u003eRetrofits that require preserving original protection levels and electrical characteristics\u003c\/li\u003e \u003cli\u003eSpare inventory for quick on-site replacements\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003ePractical guidance to ensure a smooth fit\u003c\/h3\u003e\n\u003cp\u003eBefore ordering, verify that the LH36400CBA matches your panel’s specifications and ratings. The part number is the best reference for compatibility, helping prevent installation delays and misfits.\u003c\/p\u003e \u003cul\u003e \u003cli\u003eHandle with standard electrical safety procedures; ensure the circuit is de-energized before replacement\u003c\/li\u003e \u003cli\u003eStore in a clean, dry environment to preserve performance until installation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46426397638818,"sku":"LH36400CBA","price":2010.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/square-d-lh36400cba-circuit-breaker-400a-600v-858.webp?v=1789569435","url":"https:\/\/www.ampstate.com\/products\/square-d-lh36400cba-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}