{"product_id":"siemens-q2040-40a-2p-120v-circuit-breaker","title":"Siemens Q2040 40A 2P 120V Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eBuilt for everyday electrical work, the \u003cstrong\u003eSiemens Q2040\u003c\/strong\u003e is a \u003cstrong\u003e2-pole, 40 A\u003c\/strong\u003e circuit breaker designed to protect circuits in \u003cstrong\u003epanelboards\u003c\/strong\u003e, \u003cstrong\u003eload centers\u003c\/strong\u003e, and general \u003cstrong\u003eelectrical distribution\u003c\/strong\u003e systems. This reliable Siemens device delivers predictable, on-demand tripping to help keep equipment and spaces safe.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Siemens\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e Q2040\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Circuit Breaker\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 40 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 2\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 120V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplications:\u003c\/strong\u003e Panelboards, load centers, and electrical distribution\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAvailability:\u003c\/strong\u003e AmpState\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eThis model matters when you need a direct part-number match that fits seamlessly into your existing Siemens infrastructure. The Q2040 is purpose-built to integrate with Siemens panelboards and load centers, minimizing guesswork during replacements or panel builds and helping maintain consistent protective ratings across your electrical distribution network.\u003c\/p\u003e \u003cul\u003e \u003cli\u003eMaintenance teams sourcing exact replacements to keep service panels up and running\u003c\/li\u003e \u003cli\u003ePanel builders needing reliable, 2-pole protection for 120V circuits\u003c\/li\u003e \u003cli\u003eSpare inventory that reduces project downtime by ensuring fast, compatible part substitutions\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eAmpState support\u003c\/strong\u003e: Need help matching a part number or confirming compatibility? Message us and we’ll help you confirm fit. Available from AmpState, the Siemens Q2040 is ready to ship and integrate into your electrical protection plan.\u003c\/p\u003e \u003cp\u003eSecure your distribution protection with a trusted Siemens Q2040 40A 2P 120V circuit breaker—add it to your order today and keep your panel systems protected with precision.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46413695549602,"sku":"Q2040","price":109.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_513d6710-3734-4b27-839d-f68e6f4b470a.png?v=1765492974","url":"https:\/\/www.ampstate.com\/products\/siemens-q2040-40a-2p-120v-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}