{"product_id":"eaton-ldc3400-400a-600v-3-pole-circuit-breaker","title":"Eaton LDC3400 - 400 A, 600 V, 3-Pole Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eThe Eaton LDC3400 is a high-capacity, 3-pole molded case circuit breaker engineered to protect panelboards and loadcenters with precision. Rated at 400A and 600V, this device delivers dependable branch circuit overcurrent and short-circuit protection for a wide range of electrical installations.\u003c\/p\u003e \u003ch3\u003eWhy the LDC3400 stands out\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSpace-efficient, compact molded case design\u003c\/strong\u003e optimizes panel layout, letting you fit high-current protection without sacrificing valuable enclosure space.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e provides stable, repeatable protection performance, ensuring predictable response to both overloads and sudden faults.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM-compatible\u003c\/strong\u003e—designed to be used with matching OEM loadcenters and panelboards for straightforward, reliable integration.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e3-pole configuration\u003c\/strong\u003e ideal for three-phase circuits, enabling coordinated protection across all conductors in commercial and light industrial applications.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal applications\u003c\/h3\u003e\n\u003cp\u003eWith its 400A, 600V rating and 3-pole design, the Eaton LDC3400 is well-suited for residential service panels, commercial office spaces, and light industrial electrical systems. It’s a robust choice for feeders, motor circuits, and branch protections where space and reliability matter.\u003c\/p\u003e \u003ch3\u003eTechnical specifications at a glance\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Eaton\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e LDC3400\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 400A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage Rating:\u003c\/strong\u003e 600V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eNumber of Poles:\u003c\/strong\u003e 3\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplications:\u003c\/strong\u003e Branch circuit overcurrent and short-circuit protection\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003ePractical tips for deployment\u003c\/h3\u003e\n\u003cp\u003eTo maximize performance and longevity, pair the LDC3400 with compatible loads and panelboards designed for its thermal-magnetic protection characteristics. Confirm panel compatibility with Eaton’s OEM lineup to ensure seamless installation and reliable coordination with upstream protective devices. This breaker is a concrete solution for high-current feeders and three-phase circuits where space constraints are a consideration.\u003c\/p\u003e \u003ch3\u003eWho benefits most\u003c\/h3\u003e\n\u003cp\u003eElectricians and facilities managers seeking a rugged, space-saving solution for medium to high-current protection will appreciate the Eaton LDC3400. It’s particularly well-suited for retrofit projects in existing panelboards or new installations in commercial and light industrial environments where dependable protection and compact form factor matter.\u003c\/p\u003e \u003cp\u003eIn short, the Eaton LDC3400 delivers powerful three-phase protection in a compact package, engineered to integrate smoothly with matching loadcenters and panelboards while providing predictable, reliable performance for demanding electrical systems.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46349633126562,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/eaton_breaker_and_panels_9a131fbb-820a-412e-a234-2e3e08826501.png?v=1764152018","url":"https:\/\/www.ampstate.com\/products\/eaton-ldc3400-400a-600v-3-pole-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}