{"product_id":"commander-qbh270-70a-240v-2-pole-bolt-on-circuit-breaker","title":"Commander QBH270 - 70 A, 240 V, 2-Pole Bolt-On Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eThe Commander QBH270 70A, 240V, 2-pole bolt-on molded case circuit breaker from AmpState is engineered to deliver reliable overcurrent and short-circuit protection where it matters most—inside panelboards and load centers. With a robust bolt-on design and a precise thermal-magnetic trip unit, this breaker stays securely connected and responds consistently, even in vibration-prone environments.\u003c\/p\u003e \u003ch2\u003eWhat makes the QBH270 unique\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSecure bolt-on mounting:\u003c\/strong\u003e Provides a rigid bus connection that resists loosening from vibration, delivering dependable protection in demanding installations.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit:\u003c\/strong\u003e Delivers stable, repeatable protection by simultaneously sensing overcurrent (thermal) and short-circuit (magnetic) events for fast, predictable tripping.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM compatibility:\u003c\/strong\u003e Designed to pair with matching Commander OEM load centers and panelboards for a streamlined, code-compliant installation.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile application range:\u003c\/strong\u003e Suitable for residential, commercial, and light industrial circuits where reliable branch-circuit protection is essential.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eTechnical snapshot\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eManufacturer: Commander\u003c\/li\u003e \u003cli\u003ePart Number: QBH270\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 \u003ch2\u003eIdeal use cases\u003c\/h2\u003e\n\u003cp\u003eThe QBH270 is a precise fit for panelboards and load centers that require solid protection for mid-to-high current circuits. Use it as the main or subfeed breaker in residential service panels, or as a dependable protection device for commercial lighting and receptacle circuits, small motor loads, HVAC feeders, pumps, and other mid-range equipment common in light industrial settings. Its 2-pole design ensures coordinated protection for both legs of a 240V circuit, reducing the risk of unbalanced faults.\u003c\/p\u003e \u003ch2\u003eInstallation and maintenance you can trust\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eDesigned to integrate with Commander’s family of OEM load centers and panelboards, helping you maintain consistent performance and ease of ordering.\u003c\/li\u003e \u003cli\u003eBolt-on mounting simplifies field installation and replacement, while the rugged molded-case construction stands up to everyday electrical workspace conditions.\u003c\/li\u003e \u003cli\u003eThermal-magnetic protection minimizes nuisance trips under routine surges and provides immediate response during short-circuit events, helping protect wiring, devices, and downstream equipment.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy choose Commander QBH270 from AmpState\u003c\/h2\u003e\n\u003cp\u003eWith the QBH270, you’re selecting a purpose-built solution for dependable branch-circuit protection that aligns with standard electrical panels used across homes and small businesses. Its combination of secure mounting, reliable trip behavior, and OEM-compatible design helps you achieve safer, more stable panel performance, fewer maintenance interventions, and straightforward replacement when updates or expansions are needed.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46349483409570,"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_0e6bbb60-2618-426e-a00c-a275341e2e98.png?v=1764147896","url":"https:\/\/www.ampstate.com\/products\/commander-qbh270-70a-240v-2-pole-bolt-on-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}