{"product_id":"eaton-ghc1090-90a-277v-1-pole-circuit-breaker","title":"Eaton GHC1090 - 90 A, 277 V, 1-Pole Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eThe Eaton GHC1090 is a 1-pole molded case circuit breaker engineered for dependable overcurrent and short-circuit protection in panelboards and load centers. With a compact design and a 90A, 277V rating, this breaker delivers precise, reliable performance where space and protection matter most.\u003c\/p\u003e \u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eDesigned for residential, commercial, and light industrial applications, the GHC1090 fits seamlessly into compatible OEM panelboards and load centers. Its compact molded case design conserves precious panel space without compromising protection, making it an ideal choice for new installations or upgrades in tighter electrical environments.\u003c\/p\u003e \u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eCompact molded case design:\u003c\/strong\u003e Efficient use of panel space keeps electrical panels streamlined and easier to service.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit:\u003c\/strong\u003e Delivers stable, repeatable protection by automatically responding to both overloads and short circuits, reducing nuisance trips and sparing equipment.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e90A, 1-pole configuration:\u003c\/strong\u003e Precise single-circuit protection tailored for branches requiring higher current capacity.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e277V rating:\u003c\/strong\u003e Ideal for commercial and industrial lighting and circuits where 277V operation is standard.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM compatibility:\u003c\/strong\u003e Engineered to be compatible with matching Eaton OEM load centers and panelboards for straightforward installation and reliable performance.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplications:\u003c\/strong\u003e Suited for residential, commercial, and light industrial environments demanding dependable branch circuit protection.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eIdeal Use Scenarios\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eNew commercial lighting circuits powered at 277V requiring solid overcurrent protection.\u003c\/li\u003e \u003cli\u003eUpgrading or replacing aging or undersized breakers in existing panelboards where space efficiency is important.\u003c\/li\u003e \u003cli\u003eProtected branch circuits in light industrial panels where reliability and quick fault isolation are critical.\u003c\/li\u003e \u003cli\u003eApplications that demand a single, robust 90A protective device within a compact footprint.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eCompatibility \u0026amp; Installation\u003c\/h2\u003e\n\u003cp\u003eTo ensure optimal performance, pair the GHC1090 with matching Eaton OEM load centers and panelboards. This 1-pole 90A breaker is purpose-built for straightforward integration into compatible systems, providing consistent protection and dependable operation across varying electrical demands. When installing, follow standard electrical codes and the panel manufacturer’s guidelines to secure proper wiring, torque, and clearance.\u003c\/p\u003e \u003ch2\u003eTechnical Snapshot\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Eaton\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e GHC1090\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Thermal-magnetic molded case circuit breaker\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage Rating:\u003c\/strong\u003e 90A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage Rating:\u003c\/strong\u003e 277V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eNumber of Poles:\u003c\/strong\u003e 1\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Branch circuit overcurrent and short-circuit protection\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eIn environments where space is at a premium but protection must not be compromised, the Eaton GHC1090 delivers precise, reliable performance you can trust. It’s a practical, durable solution for safeguarding electrical systems across a range of commercial and light industrial applications.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46349591740578,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/eaton-ghc1090-90-a-277-v-1-pole-circuit-breaker-ampstate-breakers-471.webp?v=1788688272","url":"https:\/\/www.ampstate.com\/products\/eaton-ghc1090-90a-277v-1-pole-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}