{"product_id":"siemens-b240eg-40a-240v-circuit-breaker","title":"Siemens B240EG - 40 A, 240 V Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eSiemens B240EG\u003c\/strong\u003e is a 40A, 240V molded case circuit breaker designed for dependable branch circuit protection in panelboards and loadcenters. With a compact molded case and a thermal-magnetic trip unit, it delivers precise, repeatable protection against overloads and short circuits, helping you keep electrical systems safe and available.\u003c\/p\u003e \u003ch2\u003eWhy this breaker stands out\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSpace-saving molded case design\u003c\/strong\u003e minimizes footprint in crowded panels, freeing room for future circuits.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip\u003c\/strong\u003e provides fast fault response with stable trip characteristics, reducing nuisance trips and protecting wiring and devices.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM-loadcenter compatible\u003c\/strong\u003e designed to work seamlessly with matching Siemens panelboards and loadcenters for straightforward replacement and dependable operation.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile across environments\u003c\/strong\u003e ideal for residential, commercial, and light industrial applications where reliable protection is essential.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eTechnical snapshot\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Siemens\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e B240EG\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Thermal-magnetic molded case circuit breaker\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage Rating:\u003c\/strong\u003e 40A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage Rating:\u003c\/strong\u003e 240V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Branch circuit overcurrent and short-circuit protection\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhere and how you’ll use it\u003c\/h2\u003e\n\u003cp\u003eIn a home subpanel or a commercial loadcenter, the B240EG protects feeders and branch circuits that draw up to 40 amperes. It’s well-suited for circuits feeding conveyors, HVAC coils, lighting banks, outlets, or small motors where a robust 40A limit is appropriate. Because it’s designed for 240-volt systems, you’ll find it compatible with standard residential and light commercial wiring practices.\u003c\/p\u003e \u003ch2\u003ePractical guidance for installation and longevity\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eMatch with compatible Siemens panelboards and loadcenters\u003c\/strong\u003e to ensure reliable mechanical fit and electrical performance.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eFollow local codes\u003c\/strong\u003e for conductor sizing and protection; typically, 40A circuits use appropriately sized conductors per NEC\/IEC standards.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eTorque and termination\u003c\/strong\u003e adhere to manufacturer specifications to prevent loose connections and overheating.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAvailability and replacement strategy\u003c\/strong\u003e stocking B240EG simplifies replacements and upgrades in existing Siemens installations.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eChoosing the Siemens B240EG means opting for a trusted, purpose-built solution that pairs with Siemens' own panel ecosystems. It’s more than a breaker—it’s a building-block for safer, more reliable electrical distribution in spaces where every ampere matters.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46349750304930,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/siemens_breaker_and_panel_ee8c5a50-96c9-4657-b1de-a8b6e58d6f35.png?v=1764155865","url":"https:\/\/www.ampstate.com\/products\/siemens-b240eg-40a-240v-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}