{"product_id":"square-d-qba221751-175a-2-pole-plug-in-circuit-breaker","title":"Square D QBA221751 - 175 A, 2-Pole Plug-In Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Square D QBA221751 — a 175 A, 2-pole plug-in molded case circuit breaker designed to protect your electrical system with precision and speed. Built for dependable branch circuit overcurrent and short-circuit protection in panelboards and load centers, this unit delivers reliable performance when it matters most.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFast plug-in connection\u003c\/strong\u003e — quick, tool-free installation and effortless replacements, minimizing downtime during panel maintenance or upgrades.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e — delivers stable, repeatable protection against overcurrent and short circuits, reducing nuisance trips while ensuring rapid response during faults.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e175 A, 2-pole rating\u003c\/strong\u003e — ideal for large branch circuits and main feeders in residential, commercial, and light industrial panels.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMolded case construction\u003c\/strong\u003e — rugged, dependable protection engineered to withstand everyday electrical loads in panelboards and load centers.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePerfect panel compatibility\u003c\/strong\u003e — designed to work with matching OEM Square D panelboards and load centers, ensuring proper fit and coordinated protection.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eIdeal use scenarios:\u003c\/p\u003e \u003cul\u003e \u003cli\u003eReplacing aging or failed breakers in existing Square D installations for a seamless, safe upgrade.\u003c\/li\u003e \u003cli\u003eNew installations where a plug-in solution speeds commissioning and reduces wiring complexity.\u003c\/li\u003e \u003cli\u003eMid-size commercial panels and light industrial applications that require high-current, reliable 2-pole protection.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhat you gain with this unit:\u003c\/p\u003e \u003cul\u003e \u003cli\u003eRobust branch circuit protection that safeguards wiring and downstream devices from overloads and short circuits.\u003c\/li\u003e \u003cli\u003eConfidence from partnering with a trusted brand known for durable electrical distribution components.\u003c\/li\u003e \u003cli\u003eFlexible service options thanks to a straightforward plug-in mounting style, making maintenance and upgrades smoother.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eTechnical snapshot\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eManufacturer: Square D\u003c\/li\u003e \u003cli\u003ePart Number: QBA221751\u003c\/li\u003e \u003cli\u003eType: Thermal-magnetic molded case circuit breaker\u003c\/li\u003e \u003cli\u003eAmperage Rating: 175 A\u003c\/li\u003e \u003cli\u003eNumber of Poles: 2\u003c\/li\u003e \u003cli\u003eMounting Style: Plug-in\u003c\/li\u003e \u003cli\u003eApplication: Branch circuit overcurrent and short-circuit protection\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46355368870050,"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_ee052653-e045-4660-aad6-c6c6a98a2fa6.png?v=1764691571","url":"https:\/\/www.ampstate.com\/products\/square-d-qba221751-175a-2-pole-plug-in-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}