{"product_id":"eaton-faz-b4-3n-4a-480v-3-pole-circuit-breaker","title":"Eaton FAZ-B4-3N - 4 A, 480 V, 3-Pole Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eEaton FAZ-B4-3N is a 4A, 480V, 3-pole molded case circuit breaker (MCCB) engineered to protect branch circuits in panelboards and loadcenters from overcurrent and short circuits. The compact molded case design helps maximize panel space while delivering dependable protection you can count on.\u003c\/p\u003e \u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003e4A at 480V, 3-pole\u003c\/strong\u003e precise protection for small-draw circuits within residential, commercial, and light-industrial environments.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e provides stable, repeatable protection performance across a range of fault conditions, reducing nuisance trips and unwanted downtime.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCompact molded case design\u003c\/strong\u003e enables efficient use of panel space without compromising safety or reliability.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM-compatible\u003c\/strong\u003e designed to be used with matching OEM loadcenters and panelboards for a reliable fit and consistent electrical performance.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eTechnical specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eManufacturer: Eaton\u003c\/li\u003e \u003cli\u003ePart number: FAZ-B4-3N\u003c\/li\u003e \u003cli\u003eType: Thermal-magnetic molded case circuit breaker (MCCB)\u003c\/li\u003e \u003cli\u003eAmperage rating: 4 A\u003c\/li\u003e \u003cli\u003eVoltage rating: 480 V\u003c\/li\u003e \u003cli\u003eNumber of poles: 3\u003c\/li\u003e \u003cli\u003eApplication: Branch circuit overcurrent and short-circuit protection\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal applications and use cases\u003c\/h3\u003e\n\u003cp\u003eDesigned for installations where space is at a premium and reliable protection is essential, the FAZ-B4-3N excels in:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eUpgrading subpanels and service panels in small commercial spaces\u003c\/li\u003e \u003cli\u003eProtecting lighting, receptacle, and control circuits in light-industrial environments\u003c\/li\u003e \u003cli\u003eRetrofits and new installations that require a 3-pole MCCB with a precise 4A protection level at 480V\u003c\/li\u003e \u003cli\u003ePanelboard modernization using compatible OEM components to ensure cohesive performance\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy choose the FAZ-B4-3N\u003c\/h3\u003e\n\u003cp\u003eThis model combines Eaton’s proven MCCB technology with a compact footprint, enabling efficient panel design without sacrificing protection quality. The thermal-magnetic trip mechanism offers dependable response to both sustained overloads and short-circuit faults, helping protect wiring and connected equipment while facilitating safe disconnection across all three conductors.\u003c\/p\u003e \u003ch3\u003eTips for installation and compatibility\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eConfirm your panelboard or loadcenter is rated for 480V operation and supports three-pole molded case breakers in the FAZ family.\u003c\/li\u003e \u003cli\u003eUse only with matching OEM loadcenters or panelboards to ensure optimal fit, mechanical engagement, and electrical performance.\u003c\/li\u003e \u003cli\u003eMatch the protection needs of your circuit to the 4A rating to prevent nuisance trips while safeguarding wiring and devices.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46349557399714,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/eaton-faz-b4-3n-4-a-480-v-3-pole-circuit-breaker-ampstate-breakers-677.webp?v=1788683094","url":"https:\/\/www.ampstate.com\/products\/eaton-faz-b4-3n-4a-480v-3-pole-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}