{"product_id":"siemens-d240-circuit-breaker","title":"Siemens | D240 | Circuit Breaker | 40A | 2-Pole | 240V | Plug-In","description":"\u003cdiv\u003e\n\u003cp\u003eSiemens D240 is a purpose-built circuit breaker designed for fast, reliable protection in compatible Siemens panels. With a robust 40-amp, 2-pole configuration and a 240-volt rating, this plug-in breaker is crafted for straightforward replacement, retrofit, or maintenance projects where exact Siemens-spec compatibility matters.\u003c\/p\u003e \u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 40A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 2-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 240V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMounting style:\u003c\/strong\u003e Plug-In\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this matters\u003c\/h3\u003e\n\u003cp\u003eWhen your 240V circuits demand dependable overcurrent protection, the Siemens D240 delivers a precise, plug-in solution that aligns with existing panel infrastructure. The 2-pole design ensures both hot legs disconnect simultaneously, enhancing safety for high-load appliances and multi-wire branch circuits commonly found in kitchens, garages, and mechanical rooms. The plug-in format means less downtime during replacement and a cleaner, more secure installation in compatible load centers.\u003c\/p\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eMaintenance or retrofit projects where matching Siemens specifications is critical\u003c\/li\u003e \u003cli\u003eReplacement of a failed 40A, 2-pole 240V circuit breaker in Siemens panels\u003c\/li\u003e \u003cli\u003eUpgrading or restoring electrical service in homes or small commercial setups with 240V loads\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eCompatibility and installation tips\u003c\/h3\u003e\n\u003cp\u003eAlways verify fit and ratings before ordering. The D240 part number is the most reliable reference for ensuring compatibility with your panel. For a safe swap, power down the main disconnect, confirm the panel accepts plug-in breakers, and install firmly into the listed slot to maintain proper electrical contact and trip performance.\u003c\/p\u003e \u003ch3\u003eWhat makes it stand out\u003c\/h3\u003e\n\u003cp\u003eDistinctively Siemens, this breaker is purpose-built for seamless integration into Siemens electrical systems. Its clear 40A, 2-pole, 240V specifications, combined with a plug-in design, provides a dependable, ready-to-install solution that reduces downtime and ensures consistent protection across your 240V circuit needs.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46426659586210,"sku":"D240","price":136.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_16d3a2fb-5d93-424c-9206-5031ec4b178f.png?v=1765492977","url":"https:\/\/www.ampstate.com\/products\/siemens-d240-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}