{"product_id":"square-d-qo120k-circuit-breaker","title":"Square D | QO120K | Circuit Breaker | 20A | 1-Pole | 240V | Plug-In","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Square D QO120K, a genuine plug-in circuit breaker designed for reliable 20-amp protection in 240V circuits. Built to integrate seamlessly with Square D QO panels, this 1-pole breaker delivers dependable overcurrent protection while keeping installation straightforward for maintenance, retrofit, or replacement projects.\u003c\/p\u003e \u003cp\u003eIdeal for electricians and savvy homeowners tackling panel upgrades or repairs, the QO120K offers a practical solution when you need to refresh a 240V, 20A branch circuit without reconfiguring your entire panel. Its plug-in design means quicker swaps and fewer wiring steps, helping you restore circuit safety with less downtime.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 20A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 1-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 240V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDesign:\u003c\/strong\u003e Plug-In for quick replacement in compatible Square D QO panels\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eReference:\u003c\/strong\u003e Part number QO120K ensures precise compatibility\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eCompatibility and fit are crucial for a safe, effective retrofit. Before ordering, confirm that the mode matches your panel’s requirements by using the part number QO120K as the primary reference. This ensures you get the exact 20A, 1-pole, 240V plug-in breaker that your system expects.\u003c\/p\u003e \u003cp\u003eUse cases to consider:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eReplacing a failed or tripped 20A, 1-pole breaker in a Square D QO panel\u003c\/li\u003e \u003cli\u003eUpgrading or retrofitting a 240V circuit that needs reliable 20A protection\u003c\/li\u003e \u003cli\u003eMaintenance projects where matching QO-series components are required for consistent protection and panel compatibility\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhy choose this model? It’s a purpose-built, genuine Square D solution that aligns with QO-series panels, offering trustworthy performance and straightforward installation for real-world electrical maintenance and upgrades. If you’re aiming for a compatible, ready-to-install 20A 240V plug-in breaker, the QO120K is designed to fit your needs and keep your system protected.\u003c\/p\u003e \u003cp\u003ePro tips for best results: verify panel labeling for QO-series compatibility, keep the main power off during replacement, and rely on the part number QO120K as your primary reference to ensure a precise match for your panel’s specifications.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46426806321314,"sku":"QO120K","price":728.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/square-d-qo120k-circuit-breaker-20a-1-pole-240v-plug-782.webp?v=1789625457","url":"https:\/\/www.ampstate.com\/products\/square-d-qo120k-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}