{"product_id":"square-d-q2lh2125-circuit-breaker","title":"Square D | Q2LH2125 | Circuit Breaker | 125A | 2-Pole | 240V","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Square D Q2LH2125 circuit breaker—a dependable, 125-amp, 2-pole solution engineered for 240-volt panels. Built to integrate with existing Square D installations, it simplifies maintenance, retrofit, and replacement projects by delivering the exact specifications your system requires.\u003c\/p\u003e \u003cp\u003eDesigned for real-world electrical distribution, this 125A, 2-pole, 240V breaker helps you protect circuits with precision and confidence. When your panel calls for a matching part, the Q2LH2125 is the right reference to ensure proper trip characteristics and reliable performance.\u003c\/p\u003e \u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 125 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 2-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 240 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e Q2LH2125\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCompatibility note:\u003c\/strong\u003e Confirm fit and ratings before ordering—the part number is the best reference for compatibility.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy choose this Square D breaker\u003c\/h3\u003e\n\u003cp\u003eUnlike generic replacements, the Q2LH2125 is lineage-matched to Square D panels, ensuring consistent trip curves and reliable performance in daily operation. Its design minimizes downtime during service and reduces the guesswork involved in retrofits or panel upgrades. If you’re maintaining an aging distribution system or upgrading to a higher-capacity breaker within a compatible Square D lineup, this model provides a precise, safe fit.\u003c\/p\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eMaintenance: replace worn or nuisance-tripping breakers without compromising panel integrity.\u003c\/li\u003e \u003cli\u003eRetrofit: upgrade or reconfigure circuits in Square D panels that require a 125A, 2-pole, 240V device.\u003c\/li\u003e \u003cli\u003eReplacement: restore protection quickly after a fault event using a compatible part number for seamless compatibility.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003ePractical installation tips\u003c\/h3\u003e\n\u003cp\u003eBefore ordering, double-check the panel’s labeling and the system’s voltage and current requirements. Follow local electrical codes and have a qualified electrician perform installation. Always shut off main power and verify absence of voltage on the circuit before handling the breaker.\u003c\/p\u003e \u003cp\u003eFor a reliable, compatible solution that aligns precisely with your Square D panel specifications, the Q2LH2125 125A 2-Pole 240V circuit breaker is a straightforward choice that keeps electrical systems safe and compliant.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46426471432354,"sku":"Q2LH2125","price":2010.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/square-d-q2lh2125-circuit-breaker-125a-2-pole-240v-344.webp?v=1789583998","url":"https:\/\/www.ampstate.com\/products\/square-d-q2lh2125-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}