{"product_id":"siemens-qe240-circuit-breaker","title":"Siemens | QE240 | Circuit Breaker | 2-Pole | Plug-In","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eSiemens QE240 2-Pole Plug-In Circuit Breaker\u003c\/strong\u003e is a ready-to-install protection device designed for Siemens panels where exact specifications matter for maintenance, retrofit, or replacement projects.\u003c\/p\u003e \u003cp\u003eKey characteristics:\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003e2-Pole Plug-In design\u003c\/strong\u003e enables fast, tool-free replacement in compatible enclosures—and provides reliable overcurrent protection for multi-wire circuits.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number QE240\u003c\/strong\u003e serves as the best compatibility reference, helping you verify the correct unit before purchase.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaintenance, retrofit, and replacement\u003c\/strong\u003e suitability makes it a go-to choice when matching existing specs is essential.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eFit-and-rating caution\u003c\/strong\u003e—always confirm the breaker’s fit and electrical ratings with your panel labeling before ordering.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWho should consider this breaker\u003c\/p\u003e \u003cp\u003eThe QE240 is ideal for electricians, facility managers, and homeowners who maintain Siemens electrical systems and need a plug-in, 2-pole solution that pairs with existing panel configurations, breakers, and protection schemes. It’s particularly useful during panel retrofits or service upgrades when preserving the original protection plan is critical.\u003c\/p\u003e \u003cp\u003ePractical considerations and usage tips\u003c\/p\u003e \u003cul\u003e \u003cli\u003eUse cases: panel maintenance, retrofit scenarios, and replacement of existing Siemens 2-pole plug-in breakers with matching specs.\u003c\/li\u003e \u003cli\u003eBefore ordering: verify the panel’s maximum amp rating, pole configuration, and that QE240 is the correct reference for your setup.\u003c\/li\u003e \u003cli\u003eInstall with the main power fully de-energized and ensure the enclosure is compatible for plug-in breakers of this size and rating.\u003c\/li\u003e \u003cli\u003eStore spares with their part number visible to simplify future maintenance and reduce downtime.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eIn short, the Siemens QE240 2-Pole Plug-In Circuit Breaker is a precise, convenient choice when your goal is to maintain system protection without guesswork. Rely on the part number as your compatibility anchor and follow the fit-and-rating guidance to ensure a smooth, code-compliant installation.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46424783847586,"sku":"QE240","price":383.0,"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\/siemens-qe240-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}