{"product_id":"square-d-lda36600u44x-600a-3-pole-plug-in-circuit-breaker","title":"Square D LDA36600U44X - 600 A, 3-Pole Plug-In Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Square D \u003cstrong\u003eLDA36600U44X\u003c\/strong\u003e—a robust 600 A, 3-pole plug-in molded case circuit breaker designed for dependable branch-circuit protection in panelboards and load centers. Built to handle demanding commercial, residential, and light industrial applications, this unit pairs high-current capacity with fast, straightforward installation.\u003c\/p\u003e \u003cp\u003eWhy this breaker stands out:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFast plug-in connection\u003c\/strong\u003e enables quick installation and effortless replacement, reducing downtime during panel upgrades or service work.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e delivers stable, repeatable protection by combining a thermal element for sustained overload with an instantaneous magnetic trip for short-circuit events.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThree-pole configuration\u003c\/strong\u003e supports three-phase systems, making it ideal for larger loads and commercial equipment.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e600 A rating\u003c\/strong\u003e provides ample headroom for large branch circuits and primary feeders in panelboards and load centers.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM compatibility\u003c\/strong\u003e designed to fit matching Square D OEM load centers and panelboards, ensuring proper fit, electrical integrity, and ease of procurement.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile application\u003c\/strong\u003e suitable for residential, commercial, and light industrial environments where reliable, high-current protection is essential.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eTechnical specifications at a glance\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Square D\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e LDA36600U44X\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Thermal-magnetic molded case circuit breaker\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage Rating:\u003c\/strong\u003e 600 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eNumber of Poles:\u003c\/strong\u003e 3\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMounting Style:\u003c\/strong\u003e Plug-in\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Branch circuit overcurrent and short-circuit protection\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal use cases and practical applications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eUpgrading or expanding panelboards in \u003cstrong\u003ecommercial spaces\u003c\/strong\u003e like offices, retail, and light industrial facilities where high-current protection is required.\u003c\/li\u003e \u003cli\u003eProtecting large feeders and multi-purpose circuits in \u003cstrong\u003eindustrial and manufacturing environments\u003c\/strong\u003e with three-phase equipment.\u003c\/li\u003e \u003cli\u003eResidential and small-business electrical upgrades where dependable protection for sizable branch circuits is essential.\u003c\/li\u003e \u003cli\u003eReplacement in \u003cstrong\u003eOEM-compatible\u003c\/strong\u003e Square D load centers to maintain system safety and warranty alignment.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eChoosing the Square D \u003cstrong\u003eLDA36600U44X\u003c\/strong\u003e means investing in a proven, high-capacity breaker that pairs seamless plug-in installation with precise thermal-magnetic protection. It’s the right choice when you need reliable, scalable protection for demanding electrical systems. Available from AmpState—a trusted source for genuine Square D components.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46355321094306,"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_840afa2b-2beb-4f70-ae54-512cf0cbb0fb.png?v=1764691293","url":"https:\/\/www.ampstate.com\/products\/square-d-lda36600u44x-600a-3-pole-plug-in-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}