{"product_id":"eaton-cutler-hammer-3ta401k-400a-3p-600v-circuit-breaker","title":"Eaton Cutler-Hammer 3TA401K 400A 3P 600V Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Eaton Cutler-Hammer 3TA401K—a robust 400 A, 3-pole, 600 V circuit breaker designed to deliver reliable protection for panelboards, load centers, and broader electrical distribution systems. This unit is built to handle demanding three-phase circuits, ensuring consistent performance in commercial and industrial environments.\u003c\/p\u003e \u003cp\u003eWhy this exact part matters: for maintenance teams, panel builders, and spare inventories, a direct part-number match matters. The 3TA401K ensures seamless compatibility with your existing Eaton distribution equipment, reducing installation guesswork and minimizing downtime during maintenance or replacements.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eExact part-number match\u003c\/strong\u003e with Eaton Cutler-Hammer 3TA401K for straightforward cross-reference and reliable field performance.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e400 A, 3 poles, 600 V\u003c\/strong\u003e specification provides strong protection for large feeders and three-phase circuits in demanding setups.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eIdeal applications\u003c\/strong\u003e: panelboards, load centers, and electrical distribution networks where dependable, type-appropriate protection is essential.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eInventory efficiency\u003c\/strong\u003e: keep this unit in spare stock to shorten service times and avoid substitutions that could affect system behavior.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSupport when you need it\u003c\/strong\u003e: AmpState can assist in confirming fit and compatibility to ensure a precise match for your installation.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eBeyond the specs, this breaker offers practical advantages: quick replacement in mission-critical panels, predictable performance under load, and a trusted lineage from Eaton’s Cutler-Hammer line. When you choose the 3TA401K, you’re selecting a component designed to protect your investment—minimizing nuisance trips and safeguarding downstream equipment in routine and peak-demand operations.\u003c\/p\u003e \u003cp\u003eUse cases to consider include new panel builds requiring a correctly rated main protection device, facility maintenance programs prioritizing exact cross-reference parts, and industrial control or distribution center projects where reliable three-phase protection is non-negotiable. If you’re upgrading or expanding, this 3TA401K from AmpState offers a precise fit within the Eaton ecosystem, delivering peace of mind and dependable circuit protection for years to come.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46410905616546,"sku":"3TA401K","price":414.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_83963f7f-600e-419f-90c6-e7677089642b.png?v=1765492973","url":"https:\/\/www.ampstate.com\/products\/eaton-cutler-hammer-3ta401k-400a-3p-600v-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}