{"product_id":"eaton-fb3040l","title":"Eaton FB3040L 40A 3-Pole 600 V Circuit Breaker","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Eaton FB3040L 40A 3-Pole 600 V Circuit Breaker — a purpose-built protection device designed for reliable, three-phase power distribution. Identified by part number FB3040L, this breaker delivers precise overcurrent protection for circuits up to 40 A and supports system voltages up to 600 V, making it a solid choice for industrial, commercial, and light manufacturing environments.\u003c\/p\u003e \u003ch2\u003eThree-pole protection for balanced, safer power\u003c\/h2\u003e\n\u003cp\u003eWith a dedicated 3-pole design, the FB3040L guards each phase of your 3-phase circuit, helping prevent uneven loading that can lead to equipment damage. The 40 A rating ensures motors, feeders, and distribution lines stay protected from overload without nuisance trips, while the 600 V rating covers most commercial and light industrial applications.\u003c\/p\u003e \u003ch2\u003eKey benefits that matter in the real world\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eReliable three-phase protection: simultaneous interruption on all three conductors when fault current exceeds the setting\u003c\/li\u003e\n\u003cli\u003eClear, straightforward identification: part number FB3040L is easy to order and replace within Eaton systems\u003c\/li\u003e\n\u003cli\u003eCompatibility within Eaton ecosystem: designed to integrate with Eaton panels and distribution assemblies for consistent performance\u003c\/li\u003e\n\u003cli\u003eDurable, maintenance-friendly design: built for long service life in daily operation\u003c\/li\u003e\n\u003cli\u003eVersatile installation across industrial layouts: suited for motor feeds, feeders, and service entrances in 3-phase setups\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eIdeal applications\u003c\/h2\u003e\n\u003cp\u003ePerfect for safeguarding 3-phase motors, pumps, conveyors, HVAC equipment, and other machinery in manufacturing floors, facilities with three-phase power, and large commercial environments. Because it’s rated for 600 V systems, it supports higher-voltage equipment common in industrial settings.\u003c\/p\u003e \u003ch2\u003eInstallation and usage tips\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eConfirm your circuit requires a 40 A, 3-pole breaker and a 600 V maximum rating\u003c\/li\u003e\n\u003cli\u003eInstall in a compatible Eaton panel or enclosure following manufacturer mounting guidelines\u003c\/li\u003e\n\u003cli\u003eEnsure proper bus bar connections and balanced phase loading to minimize nuisance trips\u003c\/li\u003e\n\u003cli\u003eKeep spare FB3040L units on hand for quick replacement and reduced downtime\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eSpecifications at a glance\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eCurrent rating: 40 A\u003c\/li\u003e\n\u003cli\u003ePoles: 3\u003c\/li\u003e\n\u003cli\u003eVoltage rating: 600 V\u003c\/li\u003e\n\u003cli\u003ePart number: FB3040L\u003c\/li\u003e\n\u003cli\u003eCategory: Eaton circuit breaker\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Eaton","offers":[{"title":"Default Title","offer_id":46423511433378,"sku":"FB3040L","price":510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_229276d9-908d-46df-93e5-6fe31866e0ff.png?v=1765492975","url":"https:\/\/www.ampstate.com\/products\/eaton-fb3040l","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}