{"product_id":"westinghouse-ehb3100lk-circuit-breaker","title":"Westinghouse | EHB3100LK | Circuit Breaker | 100A | 3-Pole | 480V","description":"\u003cdiv\u003e\n\u003cp\u003eFor industrial and commercial power systems operating at 480V three-phase, the Westinghouse EHB3100LK circuit breaker delivers dependable protection with precise 100A capacity across three poles. Built to support maintenance, retrofit, and replacement projects, this breaker helps you restore and safeguard critical electrical infrastructure without guesswork.\u003c\/p\u003e \u003ch3\u003eWhat makes the Westinghouse EHB3100LK stand out\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eExact specs for reliable replacement\u003c\/strong\u003e: 100A, 3-Pole, 480V exactly matching the requirements of many legacy panels and distribution setups.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDesigned for retrofit and maintenance\u003c\/strong\u003e: Ideal when upgrading or replacing aging protection devices in existing systems to minimize downtime.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart-number precision\u003c\/strong\u003e: The \u003cem\u003eEHB3100LK\u003c\/em\u003e designation is the definitive reference for compatibility, helps you order the right part the first time.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eReplacing a worn or failed circuit breaker in a 480V, 3-phase distribution panel.\u003c\/li\u003e \u003cli\u003eRetrofit projects where exact amperage, pole configuration, and voltage rating are critical.\u003c\/li\u003e \u003cli\u003eMaintenance cycles in industrial facilities, manufacturing lines, and data centers that rely on stable 3-phase power protection.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eFit, compatibility, and installation tips\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eBefore ordering, confirm that your system’s amperage, number of poles, and voltage align with \u003cstrong\u003e100A\u003c\/strong\u003e, \u003cstrong\u003e3-Pole\u003c\/strong\u003e, and \u003cstrong\u003e480V\u003c\/strong\u003e specifications.\u003c\/li\u003e \u003cli\u003eUse \u003cstrong\u003epart number EHB3100LK\u003c\/strong\u003e as the primary reference to ensure match with your panel and bus arrangement.\u003c\/li\u003e \u003cli\u003eCheck panel compatibility and mounting geometry to ensure a seamless fit during replacement or retrofitting.\u003c\/li\u003e \u003cli\u003eConsider your protection strategy: pair this breaker with your existing overcurrent and short-circuit protection plan to maintain system reliability.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eTechnical snapshot\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eAmperage:\u003c\/strong\u003e 100A • \u003cstrong\u003ePoles:\u003c\/strong\u003e 3-Pole • \u003cstrong\u003eVoltage:\u003c\/strong\u003e 480V • \u003cstrong\u003eModel:\u003c\/strong\u003e EHB3100LK • \u003cstrong\u003eBrand:\u003c\/strong\u003e Westinghouse\u003c\/p\u003e \u003cp\u003eWhether you’re refreshing an aging panel, performing a scheduled retrofit, or replacing a failed component, the Westinghouse \u003cem\u003eEHB3100LK\u003c\/em\u003e circuit breaker offers precise compatibility with your 480V, three-phase distribution needs. Rely on its trusted design to protect circuits, minimize downtime, and keep critical loads safeguarded.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Westinghouse","offers":[{"title":"Default Title","offer_id":46426620493986,"sku":"EHB3100LK","price":510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_16d3a2fb-5d93-424c-9206-5031ec4b178f.png?v=1765492977","url":"https:\/\/www.ampstate.com\/products\/westinghouse-ehb3100lk-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}