{"product_id":"square-d-edb34125sa-125a-3-pole-bolt-on-circuit-breaker","title":"Square D EDB34125SA - 125 A, 3-Pole Bolt-On Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eThe Square D EDB34125SA is a 125 A, 3-pole bolt-on molded-case circuit breaker designed for dependable branch-circuit overcurrent and short-circuit protection in panelboards and load centers. Built to withstand demanding commercial and light industrial environments, it helps safeguard electrical systems while simplifying upgrades and replacements.\u003c\/p\u003e \u003cp\u003eKey advantages that set this breaker apart:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSecure bolt-on mounting\u003c\/strong\u003e: A rigid, vibration-resistant bus connection minimizes movement and wear, delivering reliable performance in panels that experience vibration or frequent door cycling.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e: Combines overload protection with short-circuit protection for stable, repeatable operation across varying fault currents and load conditions.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM-compatible design\u003c\/strong\u003e: Engineered to drop into matching Square D load centers and panelboards, reducing compatibility concerns during replacements or upgrades.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile, 3-phase suitability\u003c\/strong\u003e: Ideal for residential, commercial, and light-industrial distributions that require a 125A, 3-pole breaker for robust 3-phase protection or multi-branch circuits.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eTechnical snapshot\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eManufacturer: Square D\u003c\/li\u003e \u003cli\u003ePart Number: EDB34125SA\u003c\/li\u003e \u003cli\u003eType: Thermal-magnetic molded case circuit breaker\u003c\/li\u003e \u003cli\u003eAmperage Rating: 125A\u003c\/li\u003e \u003cli\u003eNumber of Poles: 3\u003c\/li\u003e \u003cli\u003eMounting Style: Bolt-on\u003c\/li\u003e \u003cli\u003eApplication: Branch circuit overcurrent and short-circuit protection\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003ePractical use cases to consider:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eUpgrading a commercial panelboard to safely accommodate higher 3-phase loads without compromising protection coordination.\u003c\/li\u003e \u003cli\u003eReplacing aging or incompatible breakers in panels where a secure bolt-on connection is prioritized over plug-in convenience.\u003c\/li\u003e \u003cli\u003eImplementing in light-industrial distributions where vibration, equipment startup transients, or frequent panel access demand a sturdy, reliable bus connection.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhy this option matters for installers and facility managers: the bolt-on design delivers a more secure electrical connection, reducing the risk of loosened contacts during thermal cycling or vibration. Coupled with a thermal-magnetic trip unit and a 125A rating, it provides clear, predictable protection for medium-load circuits, helping prevent nuisance trips and safeguarding connected equipment. For projects requiring a trusted Square D solution, the EDB34125SA represents a dependable, industry-standard choice—available from AmpState as part of Square D’s line for matched panelboard compatibility and long-term reliability.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46355195330722,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/square-d-edb34125sa-125-a-3-pole-bolt-on-circuit-breaker-ampstate-830.webp?v=1788740372","url":"https:\/\/www.ampstate.com\/products\/square-d-edb34125sa-125a-3-pole-bolt-on-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}