{"product_id":"siemens-q270-70a-240v-2-pole-plug-in-circuit-breaker","title":"Siemens Q270 - 70 A, 240 V, 2-Pole Plug-In Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eThe Siemens Q270 is a reliable 70A, 240V, 2-pole plug-in molded case circuit breaker designed to safeguard your electrical system with precision. Built for dependable branch circuit overcurrent and short-circuit protection, it fits seamlessly into panelboards and loadcenters, delivering confident performance when the lights go on or the equipment powers up.\u003c\/p\u003e \u003ch2\u003eWhy the Siemens Q270 stands out\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFast plug-in connection\u003c\/strong\u003e for quick installation and effortless replacements, reducing downtime during panel upgrades or repairs.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e delivers stable, repeatable protection by combining thermal overload sensing with magnetic short-circuit response—helping to prevent nuisance trips while staying vigilant against high fault currents.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM-compatible design\u003c\/strong\u003e engineered to work with matching Siemens OEM load centers and panelboards, ensuring proper fit, electrical coordination, and reliable operation.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile application\u003c\/strong\u003e ideal for residential, commercial, and light industrial environments where dependable 2-pole, 240V protection is needed.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eTechnical snapshot\u003c\/h2\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 Q270\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 70A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage Rating:\u003c\/strong\u003e 240V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 2\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMounting Style:\u003c\/strong\u003e Plug-in\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\u003eIdeal use cases\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eUpgrading or replacing a faulty 2-pole breaker in residential main service panels or subpanels.\u003c\/li\u003e \u003cli\u003eProtecting feeders and multi-wire branch circuits in light commercial installations.\u003c\/li\u003e \u003cli\u003eSupporting motor loads and heating elements in small industrial environments where reliable 240V protection is essential.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eInstallation and compatibility tips\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eVerify your panelboard is listed to accept plug-in molded case breakers of the Q270 series. Pairing with matching OEM load centers ensures proper fit and coordination.\u003c\/li\u003e \u003cli\u003eBefore installation, cut power at the main disconnect and follow standard electrical safety practices. A qualified electrician should perform panel work.\u003c\/li\u003e \u003cli\u003eHandle the breaker with clean, dry hands and press firmly into the panel until it seats and engages with the bus bars and connectors.\u003c\/li\u003e \u003cli\u003eUse this breaker as part of a balanced protective scheme, coordinating amperage with downstream circuits to prevent nuisance trips and maximize protection.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhat problems does it solve?\u003c\/h2\u003e\n\u003cp\u003eBy delivering reliable branch circuit overcurrent and short-circuit protection, the Siemens Q270 helps prevent electrical fires, protects wiring insulation from overload damage, and minimizes downtime from unexpected outages. Its fast plug-in design reduces maintenance windows, making panel upgrades and routine servicing smoother and safer.\u003c\/p\u003e \u003ch2\u003eMaintenance and care\u003c\/h2\u003e\n\u003cp\u003eInspect the breaker visually during regular panel checks for signs of wear or arcing. If you notice any damage, replace with a like-for-like Siemens Q270 to maintain proper protection and compatibility within your system.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46355156533410,"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_9226d844-c232-41e8-a39e-a2b8b290b3a1.png?v=1764689742","url":"https:\/\/www.ampstate.com\/products\/siemens-q270-70a-240v-2-pole-plug-in-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}