{"product_id":"eaton-hfd4125l-circuit-breaker","title":"Eaton | HFD4125L | Circuit Breaker | 125A | 4-Pole | 600V","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eEaton HFD4125L Circuit Breaker\u003c\/strong\u003e is a 125A, 4-Pole, 600V device engineered for dependable protection within industrial and commercial electrical systems. Designed for maintenance, retrofit, and replacement projects, it ensures you can keep critical equipment online while matching exact specifications.\u003c\/p\u003e \u003cp\u003eWhen compatibility matters, this breaker delivers. The HFD4125L is the easiest path to restore or upgrade protection without changing your panel architecture. Rely on Eaton engineering and the precise part reference to maintain system integrity and performance.\u003c\/p\u003e \u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 125 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 4-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 600 V\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cem\u003eImportant:\u003c\/em\u003e Confirm fit and ratings before ordering. The part number is the best reference for compatibility.\u003c\/p\u003e \u003ch3\u003eWhy this matters\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eExact fit for compatibility\u003c\/strong\u003e: The HFD4125L part number is the reliable benchmark for matching panel boards, bus configurations, and accessories.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eReliable overload protection\u003c\/strong\u003e: The 125 A rating protects circuits from overloads while supporting stable operation of connected equipment.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e4-pole configuration\u003c\/strong\u003e: Enables coordinated disconnection of all conductors in multi-wire or 3-phase systems, enhancing safety during maintenance.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eIndustrial-grade 600 V rating\u003c\/strong\u003e: Built to withstand the demands of everyday industrial environments and higher-energy applications.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cp\u003eUse this breaker for panel retrofits, replacements, or upgrades where a 125A, 4-Pole, 600V specification is required. It’s well-suited for maintenance stock, retrofit projects in commercial facilities, and industrial installations that rely on Eaton’s standardized protection components to minimize downtime and ensure seamless interoperability with existing Eaton equipment.\u003c\/p\u003e \u003ch3\u003ePractical guidance for verification and installation\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eCheck your panel labeling to confirm the need for 125 A, 4-Pole, 600 V protection and ensure HFD4125L matches exactly.\u003c\/li\u003e \u003cli\u003eRely on the part number as the definitive compatibility reference to align with your Eaton panel, feeder, and accessories.\u003c\/li\u003e \u003cli\u003eFollow standard safety practices: de-energize the circuit, use appropriate tools, and replace with the same frame size and mounting method to ensure a secure fit.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Eaton","offers":[{"title":"Default Title","offer_id":46426467041442,"sku":"HFD4125L","price":2010.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_a085eff1-75dd-47ee-b131-4c8df8f0489b.png?v=1765492976","url":"https:\/\/www.ampstate.com\/products\/eaton-hfd4125l-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}