{"product_id":"square-d-qob240gfi-40a-240v-2-pole-bolt-on-circuit-breaker","title":"Square D QOB240GFI - 40 A, 240 V, 2-Pole Bolt-On Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eMeet Square D QOB240GFI — a 40A, 240V, 2-pole bolt-on molded case circuit breaker built to protect your electrical system with confidence. Engineered for dependable branch circuit overcurrent and short-circuit protection in panelboards and load centers, this breaker combines robust construction with precise, repeatable performance.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSecure bolt-on mounting\u003c\/strong\u003e provides a rigid, vibration-resistant bus connection that stays aligned under continuous operation.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e delivers stable, predictable protection by handling overloads with the thermal element and delivering fast interruption during short circuits with the magnetic element.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e2-pole, 240V design\u003c\/strong\u003e interrupts both hot legs for safe, balanced protection of 240V circuits.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e40A rating\u003c\/strong\u003e is well-suited for common branch circuits in residential, commercial, and light industrial settings—think HVAC feeders, water heating, and small motor loads.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM-compatible\u003c\/strong\u003e designed to pair with matching Square D load centers and panelboards, ensuring a seamless fit and reliable performance.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDurable molded-case construction\u003c\/strong\u003e built for long-term reliability in distribution panels where space is tight and reliability matters.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eThis breaker excels as a core protection device in residential panelboards, light commercial panels, and small industrial installations. It protects 240V circuits with a dependable, dual-pole interrupt mechanism while maintaining compatibility with your Square D ecosystem for easy upgrades, replacements, or panel servicing.\u003c\/p\u003e \u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Square D\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e QOB240GFI\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 40A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage Rating:\u003c\/strong\u003e 240V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eNumber of Poles:\u003c\/strong\u003e 2\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMounting Style:\u003c\/strong\u003e Bolt-on\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\u003eTip for best results: verify that your panelboard is an OEM Square D load center designed for bolt-on, 2-pole 240V breakers and that the overall amperage and trip characteristics align with your protection needs. This ensures optimal performance, safety, and panel compatibility across your electrical system.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46355412025506,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/schnieder_and_square_d_breaker_and_panel_b3bb75b4-f43c-4d33-a27c-78c00d4afd1d.png?v=1764691946","url":"https:\/\/www.ampstate.com\/products\/square-d-qob240gfi-40a-240v-2-pole-bolt-on-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}