{"product_id":"square-d-lal26400-400a-600v-2-pole-circuit-breaker","title":"Square D LAL26400 - 400 A, 600 V, 2-Pole Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Square D LAL26400 — a rugged 2-pole molded case circuit breaker rated at 400A and 600V, designed to deliver dependable branch circuit overcurrent and short-circuit protection in panelboards and load centers. Built for teams that demand reliability in daily operations, this MCCB combines compact form with precise protection to keep electrical systems safe and efficient.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eWhy this breaker stands out\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSpace-efficient molded case design\u003c\/strong\u003e optimizes panel layouts, freeing room for essential circuits without compromising protection or accessibility.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e delivers stable, repeatable protection performance a against overloads and rapid short-circuit events, helping minimize nuisance trips while safeguarding equipment.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM-loadcenter compatibility\u003c\/strong\u003e ensures smooth, trouble-free replacements and upgrades in matching Square D load centers and panelboards.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile for multiple sectors\u003c\/strong\u003e ideal for residential, commercial, and light industrial applications where robust, reliable protection is non-negotiable.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eTwo-pole design with common-trip\u003c\/strong\u003e guards both conductors simultaneously, reducing exposure to fault conditions and enhancing overall panel safety.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eHigh-voltage readiness\u003c\/strong\u003e 600V rating supports a wide range of modern power distribution scenarios, giving you flexibility for evolving electrical systems.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eWhat it protects and how it helps your system\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eProtects branch circuits from overcurrent and short circuits, helping prevent conductor damage, insulation failure, and fire risk.\u003c\/li\u003e \u003cli\u003eMaintains panel organization by providing a reliable, predictable response to electrical faults, so downstream equipment and processes experience fewer disruptions.\u003c\/li\u003e \u003cli\u003eFacilitates safer maintenance and upgrades with a known, standard-fit form factor designed for common panelboard configurations.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eIdeal use cases\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eUpgrading or retrofitting large feeder circuits in residential or light commercial panels where a 400A, 2-pole solution is required.\u003c\/li\u003e \u003cli\u003eInstalling or expanding panelboards in small to mid-size commercial spaces and light industrial facilities that demand robust overcurrent protection at the 600V level.\u003c\/li\u003e \u003cli\u003eReplacing a failed breaker within matching OEM assemblies to preserve system integrity and trip characteristics.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eTechnical snapshot\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eManufacturer: Square D\u003c\/li\u003e \u003cli\u003ePart Number: LAL26400\u003c\/li\u003e \u003cli\u003eType: Thermal-magnetic molded case circuit breaker (MCCB)\u003c\/li\u003e \u003cli\u003eAmperage Rating: 400 A\u003c\/li\u003e \u003cli\u003eVoltage Rating: 600 V\u003c\/li\u003e \u003cli\u003eNumber of Poles: 2\u003c\/li\u003e \u003cli\u003eApplication: Branch circuit overcurrent and short-circuit protection\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eDesigned for dependable performance in demanding environments, the Square D LAL26400 400A 600V 2-pole circuit breaker is a purpose-built solution for serious electrical protection. Its combination of space efficiency, reliable thermal-magnetic trip action, and OEM compatibility makes it a sound choice for pro electricians, facility managers, and maintenance teams looking to safeguard panels and power distribution with confidence.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46355315589282,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/schnieder_and_square_d_breaker_and_panel_bce88a50-d5da-4061-a957-5379b85f7361.png?v=1764691262","url":"https:\/\/www.ampstate.com\/products\/square-d-lal26400-400a-600v-2-pole-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}