{"product_id":"square-d-hga261254-125a-600v-2-pole-plug-in-circuit-breaker","title":"Square D HGA261254 - 125 A, 600 V, 2-Pole Plug-In Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eDiscover reliable, quick-to-service protection with the Square D HGA261254—a 125-amp, 600-volt, 2-pole plug-in molded case circuit breaker designed to safeguard branch circuits in panelboards and loadcenters. Built to pair perfectly with your existing Square D infrastructure, it delivers dependable overcurrent and short-circuit protection where it’s needed most.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFast plug-in connection\u003c\/strong\u003e — streamlined installation and rapid replacement, minimizing panel downtime during upgrades or service.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e — provides stable, repeatable protection across a range of temperatures and electrical conditions for consistent performance.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e125 A, 600 V, 2-pole design\u003c\/strong\u003e — robust protection for typical branch circuits in residential, commercial, and light industrial settings.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePlug-in mounting\u003c\/strong\u003e — designed for straightforward seating into compatible panelboards and loadcenters, simplifying upgrades and maintenance.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM compatibility\u003c\/strong\u003e — engineered to work seamlessly with matching Square D loadcenters, ensuring predictable protection and interoperability with your existing equipment.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eTechnical specifications\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eManufacturer: Square D\u003c\/li\u003e \u003cli\u003ePart number: HGA261254\u003c\/li\u003e \u003cli\u003eType: Thermal-magnetic molded case circuit breaker\u003c\/li\u003e \u003cli\u003eAmperage rating: 125 A\u003c\/li\u003e \u003cli\u003eVoltage rating: 600 V\u003c\/li\u003e \u003cli\u003eNumber of poles: 2\u003c\/li\u003e \u003cli\u003eMounting style: Plug-in\u003c\/li\u003e \u003cli\u003eApplications: Branch circuit overcurrent and short-circuit protection\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWho this is for and practical uses\u003c\/h2\u003e\n\u003cp\u003eThis 2-pole plug-in breaker is ideal for electricians, facility managers, and maintenance teams seeking fast, reliable protection in both new installations and panel upgrades. Use cases include:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eResidential panels and subpanels that accept plug-in breakers for quick swaps during remodeling or load growth\u003c\/li\u003e \u003cli\u003eCommercial electrical rooms and light industrial panels where reliable 125 A protection at up to 600 V is required\u003c\/li\u003e \u003cli\u003eFeeder and branch circuit protection for equipment and lighting circuits in small to mid-size facilities\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy choose this Square D solution over alternatives\u003c\/h2\u003e\n\u003cp\u003eWith the HGA261254, you gain a plug-in design that reduces installation time and service downtime without compromising protection quality. The thermal-magnetic trip mechanism delivers dependable response to both sustained overloads and short-circuit events, helping to prevent damage and downtime. Its compatibility with matching OEM loadcenters means you can expand or upgrade your system with confidence, maintaining consistent protection and predictable performance across your panel network.\u003c\/p\u003e \u003ch2\u003eTips for best results\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eVerify panelboard compatibility with HGA-series plug-in breakers before installation to ensure proper fit and performance.\u003c\/li\u003e \u003cli\u003eUse the exact part number HGA261254 when sourcing a replacement to preserve intended protection characteristics.\u003c\/li\u003e \u003cli\u003ePlan replacements during scheduled maintenance to minimize disruption to critical circuits and ensure coordinated protection across the panel.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46355276234914,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/schnieder_and_square_d_breaker_and_panel_30e10e7a-1bd8-4933-81cc-18b9e250d007.png?v=1764690851","url":"https:\/\/www.ampstate.com\/products\/square-d-hga261254-125a-600v-2-pole-plug-in-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}