{"product_id":"square-d-qob270-70a-240v-2-pole-bolt-on-circuit-breaker","title":"Square D QOB270 - 70 A, 240 V, 2-Pole Bolt-On Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eSquare D QOB270 is a 70A, 240V, 2-pole bolt-on molded case circuit breaker designed to deliver reliable branch circuit overcurrent and short-circuit protection in panelboards and load centers. Built for durability and consistent performance, this breaker is a smart choice when you need solid protection for 240V circuits in a variety of settings.\u003c\/p\u003e \u003cp\u003eKey advantages that matter in real-world installations:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSecure bolt-on mounting\u003c\/strong\u003e provides a rigid, vibration-resistant bus connection, helping maintain a dependable electrical path in panels subjected to movement or vibration.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e delivers stable, repeatable protection by accurately responding to overloads and short circuits, reducing nuisance trips and ensuring safety for connected equipment.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM-wide compatibility\u003c\/strong\u003e is designed to pair with matching Square D OEM load centers and panelboards, simplifying installation and ensuring cohesive performance.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile 2-pole design\u003c\/strong\u003e disconnects both hot legs on 240V circuits, enhancing safety and reliability for multi-wire circuits in residential, commercial, and light industrial applications.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eTechnical specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eManufacturer: Square D\u003c\/li\u003e \u003cli\u003ePart Number: QOB270\u003c\/li\u003e \u003cli\u003eType: Thermal-magnetic molded case circuit breaker\u003c\/li\u003e \u003cli\u003eAmperage Rating: 70A\u003c\/li\u003e \u003cli\u003eVoltage Rating: 240V\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 \u003ch3\u003eIdeal use cases and practical deployment\u003c\/h3\u003e\n\u003cp\u003eBest suited for residential panel upgrades, commercial panels, and light industrial installations where 240V circuits require robust protection. Use the QOB270 to safeguard heating, cooling equipment, pumps, motors, and other high-demand loads that rely on reliable, synchronized disconnection in the event of an electrical fault. Its bolt-on design simplifies field installation in panels that support this mounting style, delivering a secure connection even in environments with vibration or movement.\u003c\/p\u003e \u003ch3\u003eWhat makes this breaker stand out\u003c\/h3\u003e\n\u003cp\u003eIf you’re weighing options for panel compatibility and long-term reliability, the QOB270 offers a precise combination of secure mounting, predictable thermal-magnetic protection, and seamless integration with Square D load centers. This isn’t just a generic protective device—it’s built to integrate with your existing Square D ecosystem, streamline installation, and provide dependable protection for 240V branch circuits across a range of applications.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46355414974626,"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_b161b773-f828-44f7-b094-cf921d4689a1.png?v=1764691958","url":"https:\/\/www.ampstate.com\/products\/square-d-qob270-70a-240v-2-pole-bolt-on-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}