{"product_id":"eaton-fd1090l-277v-1-pole-circuit-breaker","title":"Eaton FD1090L - 277 V, 1-Pole Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eEngineered for dependable branch circuit overcurrent and short-circuit protection, the Eaton FD1090L 277V, 1-Pole molded case circuit breaker is designed to fit neatly into panelboards and loadcenters. Its compact design maximizes usable space in tight electrical panels, making it a smart choice for commercial, residential, and light industrial installations where reliable protection matters.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eWhy this breaker stands out\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eCompact molded case design\u003c\/strong\u003e optimizes panel space without compromising protection.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e delivers stable, repeatable overcurrent protection with fast magnetic response to short circuits.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e277V single-pole configuration\u003c\/strong\u003e tailored for common commercial lighting and small equipment circuits.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM panel compatibility\u003c\/strong\u003e designed to pair with matching Eaton loadcenters and panelboards for seamless upgrades or new installs.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatility across applications\u003c\/strong\u003e suitable for residential, commercial, and light industrial environments where reliable circuit protection is essential.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eTechnical specifications at a glance\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eManufacturer: Eaton\u003c\/li\u003e \u003cli\u003ePart Number: FD1090L\u003c\/li\u003e \u003cli\u003eType: Thermal-magnetic molded case circuit breaker\u003c\/li\u003e \u003cli\u003eVoltage Rating: 277 V\u003c\/li\u003e \u003cli\u003eNumber of Poles: 1\u003c\/li\u003e \u003cli\u003eApplication: Branch circuit overcurrent and short-circuit protection\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003ePractical use cases\u003c\/strong\u003e\u003c\/p\u003e \u003cp\u003eUse the FD1090L to safeguard 277V branch circuits feeding lighting, receptacle strips, or control circuits in office complexes, retail spaces, schools, or light industrial facilities. The thermal element handles sustained overloads, while the magnetic mechanism trips promptly on short circuits, helping prevent wiring damage and equipment downtime. This breaker is a reliable replacement in compatible Eaton panelboards and supports a consistent protection strategy across your electrical system.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eInstallation and safety tips\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eVerify the panelboard or loadcenter is rated for 277V and supports a 1-pole molded case breaker of this type.\u003c\/li\u003e \u003cli\u003eUse with appropriately sized conductors and follow torque specifications from the manufacturer.\u003c\/li\u003e \u003cli\u003eFor high-voltage installations, rely on a licensed electrician to ensure code compliance and safe operation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46349571653794,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/eaton_breaker_and_panels_c47e1f7a-fcc1-48f2-981c-42328744dd55.png?v=1764150106","url":"https:\/\/www.ampstate.com\/products\/eaton-fd1090l-277v-1-pole-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}