{"product_id":"eaton-qbhw2090-90a-240v-2-pole-bolt-on-circuit-breaker","title":"Eaton QBHW2090 - 90 A, 240 V, 2-Pole Bolt-On Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eThe Eaton QBHW2090 is a rugged, 2-pole bolt-on molded case circuit breaker designed to deliver dependable branch circuit overcurrent and short-circuit protection in panelboards and loadcenters. With a 90 A rating at 240 V, it provides solid protection for residential, commercial, and light industrial installations without compromising space or reliability.\u003c\/p\u003e \u003ch2\u003eWhy this breaker stands out\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSecure bolt-on mounting\u003c\/strong\u003e: Engineered for a rigid, vibration-resistant bus connection, reducing movement that can lead to loose connections or nuisance trips in busy electrical environments.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e: Combines stable, repeatable protection performance for both sustained overloads and instantaneous short circuits, helping to protect wiring and devices without unnecessary interruptions.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM-ready compatibility\u003c\/strong\u003e: Designed to align with matching OEM load centers and panelboards, ensuring a consistent fit and reliable operation within existing electrical systems.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile application\u003c\/strong\u003e: Suitable for a wide range of settings—from home electrical panels to small commercial circuits and light industrial panels—where dependable protection is essential.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eReal-world use cases\u003c\/h2\u003e\n\u003cp\u003eUse the QBHW2090 when you need a robust 90 A, 240 V protection solution in a panelboard or loadcenter. It’s an excellent upgrade or replacement choice for subpanels feeding heavy appliances, motor loads, or multi-wire branch circuits where consistent trip performance and secure mounting matter most. Its bolt-on design helps ensure a solid electrical connection in environments with vibration or frequent door openings, such as workshop subpanels or service enclosures in busy facilities.\u003c\/p\u003e \u003ch2\u003eWho should consider this breaker\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eElectrical professionals building or upgrading residential subpanels, commercial subpanels, or light industrial panels seeking reliable 2-pole protection.\u003c\/li\u003e \u003cli\u003eInstallers replacing a worn or failed breaker in Eaton-compatible panelboards and loadcenters who need a like-for-like, OEM-compatible unit.\u003c\/li\u003e \u003cli\u003eProperty maintenance teams looking for a durable, vibration-resistant solution that minimizes nuisance trips and maintains stable protection over time.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eKey specifications at a glance\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eManufacturer: Eaton\u003c\/li\u003e \u003cli\u003ePart number: QBHW2090\u003c\/li\u003e \u003cli\u003eType: Thermal-magnetic molded case circuit breaker\u003c\/li\u003e \u003cli\u003eAmperage rating: 90 A\u003c\/li\u003e \u003cli\u003eVoltage rating: 240 V\u003c\/li\u003e \u003cli\u003eNumber of poles: 2\u003c\/li\u003e \u003cli\u003eMounting style: Bolt-on\u003c\/li\u003e \u003cli\u003eApplication: Branch circuit overcurrent and short-circuit protection\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003ePractical tips for best results\u003c\/h2\u003e\n\u003cp\u003eTo maximize performance, ensure you pair the QBHW2090 with a matching OEM load center or panelboard designed for bolt-on breakers. Verify that the overall system voltage and the connected load align with the 240 V, 90 A specifications. If you’re replacing an existing breaker, confirm the physical mounting footprint and bus connection compatibility to avoid misfits or installation delays. By choosing a bolt-on solution with a thermal-magnetic trip unit, you gain predictable protection behavior across a range of operating temperatures and fault conditions.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46349662879906,"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_424edfae-2f69-4269-8b00-f20e311faea7.png?v=1764153068","url":"https:\/\/www.ampstate.com\/products\/eaton-qbhw2090-90a-240v-2-pole-bolt-on-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}