{"product_id":"square-d-qob120df-20a-1p-120v-circuit-breaker","title":"Square D QOB120DF 20A 1P 120V Circuit Breaker, Dual-Function, Bolt-On | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Square D QOB120DF 20A 1P 120V Dual-Function Bolt-On Circuit Breaker — a dependable, everyday solution for protecting electrical distribution in panelboards, load centers, and panels. Built for retrofit work and maintenance planning, this part is ideal when your project demands a consistent part number for smooth ordering and service records.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eWhy this breaker stands out\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eDual-function thermal-magnetic protection\u003c\/strong\u003e provides reliable overcurrent and short-circuit response in a single, compact device.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e1 pole, 20 A, 120 V\u003c\/strong\u003e configuration matches common branch-circuit needs for lighting, outlets, and small appliances.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBolt-on mounting\u003c\/strong\u003e designed for secure, mechanical fit in compatible Square D panels, making retrofit installations straightforward where plug-on options aren’t suitable.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePanel compatibility\u003c\/strong\u003e specifically geared for use in Square D panelboards and load centers that accept QOB bolt-on breakers.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart-number stability\u003c\/strong\u003e supports maintenance planning and fleet stocking, reducing mix-ups in ongoing electrical work.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAmpState availability\u003c\/strong\u003e means you can check fit and compatibility and get this part when you need it.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eUse cases and practical scenarios\u003c\/h3\u003e\n\u003cp\u003eThis breaker is well-suited for retrofit projects where a consistent part number matters, such as upgrading or replacing a failed 20A circuit in existing Square D installations, or stocking maintenance inventories for facilities that rely on predictable, repeatable components. If your panel requires a bolt-on, 1-pole, 120V protection device, the QOB120DF aligns with your wiring plans without introducing compatibility surprises.\u003c\/p\u003e \u003ch3\u003eHow it compares to alternatives\u003c\/h3\u003e\n\u003cp\u003eCompared to plug-on styles, bolt-on breakers like the QOB120DF offer a secure mounting option that can be advantageous in retrofit scenarios where panel access or mounting conditions favor a bolt-on approach. The dual-function design delivers reliable protection in a single device, helping you simplify panel maintenance and reduce the variety of parts you need to stock.\u003c\/p\u003e \u003cp\u003eReady to confirm fit or need help verifying compatibility with your panel? AmpState can assist in ensuring you’ve chosen the right part number for your specific Square D system. \u003c\/p\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46410938187938,"sku":"QOB120DF","price":1164.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/square-d-qob120df-20a-1p-120v-circuit-breaker-dual-function-bolt-759.webp?v=1788994115","url":"https:\/\/www.ampstate.com\/products\/square-d-qob120df-20a-1p-120v-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}