{"product_id":"square-d-qo120vhafi-circuit-breaker","title":"Square D | QO120VHAFI | Circuit Breaker | 20A | 1-Pole | 120V","description":"\u003cdiv\u003e\n\u003cp\u003eIntroducing the Square D QO120VHAFI circuit breaker — a precise, reliable solution for maintaining safe, uninterrupted power in your electrical system. This 20A, 1-pole unit is designed for maintenance, retrofit, and replacement tasks where exact specifications matter. When you need a direct-fit part, the QO120VHAFI delivers consistent performance in Square D QO panel environments.\u003c\/p\u003e \u003ch2\u003eKey specifications\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 20 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 1-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 120 V\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy this QO120VHAFI stands out\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\u003cstrongdirect replacement for qo panels:\u003e The QO120VHAFI uses the standard QO form factor, making it a straightforward swap in compatible Square D panels without the guesswork.\u003c\/strongdirect\u003e\u003c\/li\u003e \u003cli\u003e\u003cstrongclear compatibility reference:\u003e The part number is your best guide for compatibility — confirm fit and ratings before ordering to avoid compatibility issues.\u003c\/strongclear\u003e\u003c\/li\u003e \u003cli\u003e\u003cstrongtargeted protection for circuits:\u003e Specifically designed for 20A, single-pole circuits common in residential and light commercial wiring, providing reliable overcurrent protection.\u003c\/strongtargeted\u003e\u003c\/li\u003e \u003cli\u003e\u003cstrongmaintenance-friendly part:\u003e Keeps downtime to a minimum during panel servicing, retrofits, or upgrades with a readily available, standard reference part.\u003c\/strongmaintenance-friendly\u003e\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eIdeal use cases\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eReplacing a failed or outdated breaker in existing Square D QO panels during routine maintenance.\u003c\/li\u003e \u003cli\u003eRetrofit projects where a 120V, 20A, 1-pole breaker matches the original panel specification.\u003c\/li\u003e \u003cli\u003eUpgrading or restoring circuit protection in residential electrical work, ensuring continuity for lighting and outlet circuits.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eHow to ensure a proper fit\u003c\/h2\u003e\n\u003cp\u003eBefore ordering, verify that your panel is a compatible QO-type installation and that a 20A, 1-pole, 120V rating aligns with the circuit you’re protecting. The QO120VHAFI is identified by its part number, which is the most reliable reference for compatibility. If in doubt, consult your panel’s labeling or a qualified electrician to confirm fit and ratings.\u003c\/p\u003e \u003ch2\u003eInstallation and safety tips\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eTurn off power at the main disconnect and verify the absence of voltage on the circuit before handling the breaker.\u003c\/li\u003e \u003cli\u003eEnsure the panel cover is securely in place after installation and that the breaker is seated firmly in the bus.\u003c\/li\u003e \u003cli\u003eOnly install in panels listed by Square D for QO breakers; use professional guidance for any retrofit project.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWith the Square D QO120VHAFI, you gain a dependable, straightforward path to restoring or upgrading circuit protection in your 120V circuits. Use the part number as your compatibility compass, and rely on its exact specifications to keep your electrical system safe and up to code. \u003c\/p\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46424411570338,"sku":"QO120VHAFI","price":310.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/square-d-qo120vhafi-circuit-breaker-20a-1-pole-120v-549.webp?v=1789354384","url":"https:\/\/www.ampstate.com\/products\/square-d-qo120vhafi-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}