{"product_id":"siemens-q2125bh-125a-240v-2-pole-plug-in-circuit-breaker","title":"Siemens Q2125BH - 125 A, 240 V, 2-Pole Plug-In Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eThe Siemens Q2125BH is a 125A, 240V, 2-pole plug-in molded case circuit breaker designed to deliver reliable branch circuit protection in panelboards and load centers. Its fast plug-in connection streamlines installation and replacements, helping you minimize downtime during panel upgrades or servicing.\u003c\/p\u003e \u003ch3\u003eKey benefits\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eQuick, tool-free plug-in installation\u003c\/strong\u003e: The fast plug-in connection enables rapid seating in compatible Siemens panelboards and load centers, reducing installation time and service interruptions.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic protection\u003c\/strong\u003e: A dual-trip design combines a thermal element for stable overload protection with a magnetic mechanism for instantaneous short-circuit response, helping prevent damage to wiring and equipment.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM-panelboard compatibility\u003c\/strong\u003e: Engineered to pair with matching Siemens panelboards and load centers, ensuring proper fit, alignment, and consistent trip characteristics.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile for multiple environments\u003c\/strong\u003e: Ideal for residential, commercial, and light industrial applications where dependable 2-pole protection is required.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eSpecifications at a glance\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: Q2125BH\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: 125 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage Rating\u003c\/strong\u003e: 240 V\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 \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eProtecting branch circuits in main service panels or subpanels where a 125A feed is required.\u003c\/li\u003e \u003cli\u003eRetrofit or upgrade projects in homes, small offices, retail spaces, or light manufacturing facilities needing rapid, secure replacements.\u003c\/li\u003e \u003cli\u003eEnvironments where downtime matters—the plug-in design allows quick swap-outs during maintenance without extensive wiring work.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eInstallation \u0026amp; compatibility tips\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eEnsure your panelboard or load center is a compatible Siemens model designed for plug-in MCCBs to guarantee proper seating and trip coordination.\u003c\/li\u003e \u003cli\u003eVerify the circuit’s load and fault-current requirements align with the 125 A, 240 V rating to maintain safe and effective protection.\u003c\/li\u003e \u003cli\u003eWhen replacing an existing breaker, confirm the Q2125BH matches the panel’s intended trip characteristics and physical dimensions to avoid fitment issues.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46355154763938,"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_f8ef8868-e7f1-4b39-a4f2-a3e8d114e2bc.png?v=1764689699","url":"https:\/\/www.ampstate.com\/products\/siemens-q2125bh-125a-240v-2-pole-plug-in-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}