{"product_id":"square-d-qob3125vh-125a-240v-3-pole-bolt-on-circuit-breaker","title":"Square D QOB3125VH - 125 A, 240 V, 3-Pole Bolt-On Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eThe Square D QOB3125VH is a 125A, 240V, 3-pole bolt-on molded case circuit breaker designed to protect panelboards and load centers from overcurrent and short circuits. Crafted by Square D, this dependable unit combines a secure bolt-on mounting with a precise thermal-magnetic trip system to deliver reliable protection in demanding environments.\u003c\/p\u003e \u003ch3\u003eWhy this breaker stands out\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSecure bolt-on mounting\u003c\/strong\u003e: A rigid, vibration-resistant bus connection that stays aligned through equipment motion and long conduit runs, helping to prevent connection drift and nuisance trips.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e: Provides stable, repeatable protection by combining fast magnetic trips for short circuits with thermal protection for sustained overloads, maintaining consistent performance across temperature changes.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM panel compatibility\u003c\/strong\u003e: Engineered for seamless drop-in fit with matching Square D OEM load centers and panelboards, ensuring clean labeling and integrated protection schemes.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile application\u003c\/strong\u003e: Suitable for residential, commercial, and light industrial installations where dependable branch-circuit protection is essential.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eTechnical specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Square D\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e QOB3125VH\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:\u003c\/strong\u003e 125 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 240 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMounting Style:\u003c\/strong\u003e Bolt-on\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 scenarios\u003c\/h3\u003e\n\u003cp\u003eUpgrade or install panelboard protection for feeders and downstream circuits in homes with elevated electrical loads (think multiple HVAC units, electric water heating, or high-demand appliances). In commercial spaces, protect motor circuits, lighting feeders, and small industrial setups where compact, reliable protection is critical. The 3-pole configuration provides balanced protection for 3-phase systems or three-wire feeds, delivering consistent performance in real-world conditions.\u003c\/p\u003e \u003ch3\u003eInstallation and compatibility tips\u003c\/h3\u003e\n\u003cp\u003ePair the QOB3125VH with Square D load centers designed for bolt-on molded-case breakers. Verify panel compatibility and ensure the enclosure supports bolt-on devices. Adhere to local electrical codes and refer to the panel manufacturer's torque specifications to maintain a secure, compliant installation. This unit is purpose-built to slot into compatible systems, delivering predictable protection and long-term reliability.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46355416154274,"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_a0e4c673-e370-4758-a285-e0398616c87d.png?v=1764691971","url":"https:\/\/www.ampstate.com\/products\/square-d-qob3125vh-125a-240v-3-pole-bolt-on-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}