{"product_id":"square-d-sdt120gf-circuit-breaker","title":"Square D | SDT120GF | Circuit Breaker | 20A | 1-Pole | 240V","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eSquare D SDT120GF Circuit Breaker\u003c\/strong\u003e — a precise 20A, 1-pole device designed for 240V circuits and built for reliability in maintenance, retrofit, and replacement projects.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eKey specifications at a glance:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eAmperage: \u003cstrong\u003e20A\u003c\/strong\u003e\n\u003c\/li\u003e \u003cli\u003ePoles: \u003cstrong\u003e1-Pole\u003c\/strong\u003e\n\u003c\/li\u003e \u003cli\u003eVoltage: \u003cstrong\u003e240V\u003c\/strong\u003e\n\u003c\/li\u003e \u003cli\u003ePart number: \u003cstrong\u003eSDT120GF\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy this breaker stands out\u003c\/h2\u003e\n\u003cp\u003eThis SDT120GF is a purpose-built replacement that aligns exactly with the original design and electrical ratings you need for reliable protection. Its \u003cstrong\u003e20A, 1-pole, 240V\u003c\/strong\u003e configuration makes it an exact match for many residential and commercial circuits where a like-for-like swap is essential. The part number \u003cstrong\u003eSDT120GF\u003c\/strong\u003e is the most reliable reference for compatibility, helping you avoid guesswork during maintenance or retrofit projects.\u003c\/p\u003e \u003ch2\u003eIdeal use cases\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eMaintenance\u003c\/strong\u003e: quickly swap in a ready-to-go 20A, 1-pole unit when a breaker trips or wears out, minimizing panel downtime.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRetrofit\u003c\/strong\u003e: upgrade or restore circuits in older panels with the confidence that the breaker will fit and protect the same 240V loads.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eReplacement\u003c\/strong\u003e: replace aging or damaged breakers in systems that require the exact SDT family specifications to maintain electrical safety and performance.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003ePractical installation notes\u003c\/h2\u003e\n\u003cp\u003eBefore ordering, \u003cstrong\u003econfirm fit and ratings\u003c\/strong\u003e to ensure a seamless replacement. The \u003cstrong\u003eSDT120GF\u003c\/strong\u003e is the best reference for compatibility, so verify that your panel and circuit match these specifications. When installing, follow standard electrical safety practices: shut off power, verify no voltage on the circuit, and secure the breaker firmly into the panel bus for reliable operation.\u003c\/p\u003e \u003ch2\u003eWhat problems this solves\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eReduces panel downtime with a straightforward, like-for-like replacement.\u003c\/li\u003e \u003cli\u003ePreserves system safety by maintaining the original circuit protection rating (20A) and 240V operation.\u003c\/li\u003e \u003cli\u003eEliminates guesswork in identifying compatible parts—the SDT120GF is the defined reference for this configuration.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eReady to restore dependable protection to your 240V circuits? Choose the \u003cstrong\u003eSquare D SDT120GF\u003c\/strong\u003e for a precise, trustworthy 20A, 1-pole replacement that keeps your electrical system running smoothly. \u003c\/p\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46426298646690,"sku":"SDT120GF","price":2010.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_a085eff1-75dd-47ee-b131-4c8df8f0489b.png?v=1765492976","url":"https:\/\/www.ampstate.com\/products\/square-d-sdt120gf-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}