{"product_id":"eaton-qnbl2020-circuit-breaker","title":"Eaton | QNBL2020 | Circuit Breaker | 20A | 2-Pole | 240V | Bolt-On","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Eaton QNBL2020 circuit breaker — a precise, bolt-on protective device built for reliability in maintenance, retrofit, and replacement projects where exact specifications matter. This 20A, 2-pole breaker handles 240V circuits with a secure bolt-on mounting for a dependable, long-lasting installation.\u003c\/p\u003e \u003ch2\u003eKey specifications\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 20A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 2-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 240V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMounting style:\u003c\/strong\u003e Bolt-On\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e QNBL2020\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy this breaker stands out\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSecure bolt-on design:\u003c\/strong\u003e Provides a robust connection that helps prevent loose-terminal issues common with other mounting styles, enhancing reliability in demanding electrical environments.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eExact compatibility reference:\u003c\/strong\u003e The part number QNBL2020 is the most reliable guide for fitment in compatible panels and distribution setups.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eTargeted for retrofit and replacements:\u003c\/strong\u003e Ideal when maintaining or upgrading panels that require a bolt-on 2-pole, 240V protection device with a 20A rating.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eIdeal use scenarios\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eMaintenance and service upgrades in commercial or industrial panels that specify bolt-on breakers.\u003c\/li\u003e \u003cli\u003eRetrofit projects where 240V, 20A protection is required for existing equipment circuits.\u003c\/li\u003e \u003cli\u003eReplacement of aging or failing breakers in systems designed for two-pole 240V protection.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eHow it fits into your system\u003c\/h2\u003e\n\u003cp\u003eThis breaker is designed for panels and bus configurations that accommodate bolt-on mounting. It delivers precise, predictable trip performance for 20A circuits at 240V, helping protect equipment and improve overall electrical safety in your installations.\u003c\/p\u003e \u003ch2\u003eInstallation and compatibility tips\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eAlways \u003cstrong\u003econfirm fit and ratings before ordering\u003c\/strong\u003e—use the part number QNBL2020 as the primary reference for compatibility.\u003c\/li\u003e \u003cli\u003eShut off power and follow your panel’s safe-handling guidelines before installation.\u003c\/li\u003e \u003cli\u003eEnsure the panel accepts bolt-on breakers of the 2-pole, 240V, 20A specification to avoid late-stage incompatibilities.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eChoose the Eaton QNBL2020 for a dependable, spec-matching solution when your project demands a bolt-on, 2-pole, 240V circuit breaker with a 20A rating. It’s built to support maintenance efficiency, retrofit flexibility, and reliable protection for your electrical system.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Eaton","offers":[{"title":"Default Title","offer_id":46427408498850,"sku":"QNBL2020","price":510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_ad06fdd7-931c-4a09-bfbe-d05329579cd6.png?v=1765492978","url":"https:\/\/www.ampstate.com\/products\/eaton-qnbl2020-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}