{"product_id":"square-d-bga34125y-125a-480v-3-pole-plug-in-circuit-breaker","title":"Square D BGA34125Y - 125 A, 480 V, 3-Pole Plug-In Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eThe Square D BGA34125Y is a high-reliability 125 A, 480 V, 3-pole plug-in molded case circuit breaker designed to protect panelboards and load centers from overcurrent and short-circuit events. Built for quick service and durable performance, it’s the smart choice for modern electrical systems that demand dependable protection and fast, hassle-free maintenance.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eWhy this breaker stands out\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFast plug-in connection\u003c\/strong\u003e enables tool-free installation and rapid replacement, minimizing downtime during panel servicing or upgrades.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e delivers stable, repeatable protection for both overload conditions and high-current faults, helping to prevent nuisance trips while guaranteeing reliable safety when it matters most.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM-compatible design\u003c\/strong\u003e is engineered to match the contact arrangement and electrical characteristics of matching Square D load centers and panelboards, ensuring seamless fit and predictable coordination with existing protections.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThree-pole, 125 A at 480 V\u003c\/strong\u003e configuration supports three-phase electrical systems up to 480 V, making it suitable for a range of commercial and light industrial applications.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePlug-in molded case construction\u003c\/strong\u003e offers rugged durability and clear, consistent trip performance, which is ideal for both new installations and retrofit projects.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eTechnical snapshot\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eManufacturer: \u003cstrong\u003eSquare D\u003c\/strong\u003e\n\u003c\/li\u003e \u003cli\u003ePart Number: \u003cstrong\u003eBGA34125Y\u003c\/strong\u003e\n\u003c\/li\u003e \u003cli\u003eType: \u003cstrong\u003eThermal-magnetic molded case circuit breaker\u003c\/strong\u003e\n\u003c\/li\u003e \u003cli\u003eAmperage Rating: \u003cstrong\u003e125 A\u003c\/strong\u003e\n\u003c\/li\u003e \u003cli\u003eVoltage Rating: \u003cstrong\u003e480 V\u003c\/strong\u003e\n\u003c\/li\u003e \u003cli\u003eNumber of Poles: \u003cstrong\u003e3\u003c\/strong\u003e\n\u003c\/li\u003e \u003cli\u003eMounting Style: \u003cstrong\u003ePlug-in\u003c\/strong\u003e\n\u003c\/li\u003e \u003cli\u003eApplication: \u003cstrong\u003eBranch circuit overcurrent and short-circuit protection\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eIdeal use cases\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eProtecting three-phase feeder circuits in commercial buildings, light industrial facilities, or multi-zone retail spaces where reliable 480 V protection is required.\u003c\/li\u003e \u003cli\u003eReplacing or upgrading existing plug-in breakers in panelboards that require a compatible, factory-authorized 3-pole solution with quick serviceability.\u003c\/li\u003e \u003cli\u003eEmergency power or distribution panels where fast swap-out and predictable trip behavior reduce downtime and maintenance windows.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eWho benefits most\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eElectrical contractors performing panel upgrades, retrofits, or new installations in commercial or light industrial settings.\u003c\/li\u003e \u003cli\u003eFacility managers and maintenance teams seeking dependable protection for critical three-phase loads.\u003c\/li\u003e \u003cli\u003eOwners and engineers specifying OEM-compatible components that ensure long-term panel reliability and easy maintenance.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003ePractical considerations and tips\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eBefore installation, verify that the panelboard is compatible with the BGA34125Y’s plug-in form factor and three-pole configuration to ensure proper fit and coordination.\u003c\/li\u003e \u003cli\u003eWhen replacing an existing breaker, power should be fully shut off and all safety protocols followed to minimize risk during swap-out.\u003c\/li\u003e \u003cli\u003eKeep spare 3-pole plug-in breakers on hand for quick maintenance and reduced downtime during equipment servicing.\u003c\/li\u003e \u003cli\u003eUse alongside matching Square D devices in the same panel series to preserve warranty considerations and ensure consistent protection characteristics across the distribution system.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWith the Square D BGA34125Y, you’re choosing a trusted, plug-in solution that pairs simple installation with robust thermal-magnetic protection for 3-phase loads at 480 V. It’s the practical, long-term choice for safeguarding branch circuits in panelboards and load centers—delivered by AmpState with genuine equipment and a commitment to reliable electrical protection.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46355176128674,"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_71fcdb00-5697-4fa2-886a-af010f94c36c.png?v=1764690113","url":"https:\/\/www.ampstate.com\/products\/square-d-bga34125y-125a-480v-3-pole-plug-in-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}