{"product_id":"square-d-qo-load-center-1ph-125a-main-breaker-panel-board-120-240v-20-circuit-3r","title":"Square D QO Load Center 1PH 125A Main Breaker Panel Board 120\/240V 20 Circuit 3R","description":"\u003cdiv\u003e\n\u003cp\u003eEngineered for dependable electrical distribution, the Square D QO Load Center 1PH 125A Main Breaker Panel Board 120\/240V 20 Circuit 3R combines robust construction with straightforward serviceability. Built by Square D, a trusted name in electrical panels, this unit provides a solid foundation for panel upgrades, retrofit projects, and maintenance replacement work where reliability matters. Whether you’re an electrician, a panel builder, or an MRO specialist, this load center is designed to keep service running smoothly in demanding environments.\u003c\/p\u003e \u003ch3\u003eWhy this load center stands out\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003e125A main breaker\u003c\/strong\u003e wired for reliable service distribution from a single, clearly defined main disconnect.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e120\/240V single-phase capacity\u003c\/strong\u003e supports a wide range of residential, commercial, and light industrial loads without complicating the panel layout.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e20 circuit spaces\u003c\/strong\u003e provide ample room for a balanced, scalable distribution with room to add circuits as needs grow.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e3R enclosure\u003c\/strong\u003e design combines rugged protection with practical installation in varied environments, helping guardianship of inside wiring from the elements and incidental impacts.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eLong-standing Square D QO lineage\u003c\/strong\u003e ensures compatibility with a broad ecosystem of breakers and accessories, simplifying replacements and upgrades over time.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eReady-to-stock option\u003c\/strong\u003e ideal for service fleets and stocking programs, reducing downtime on retrofit and maintenance jobs.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWho this is for\u003c\/h3\u003e\n\u003cp\u003eThis load center is a strategic choice for professionals who value proven performance and straightforward installation. It’s well-suited for:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eElectricians performing panel upgrades in older facilities that require a robust, space-efficient solution.\u003c\/li\u003e \u003cli\u003ePanel builders who need a dependable core component for commercial or light industrial projects.\u003c\/li\u003e \u003cli\u003eMaintenance, Repair, and Operations teams seeking reliable spare inventory for service calls and retrofits.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003ePractical use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eUpgrading an aging single-phase service to a modern 125A main with organized branch circuits.\u003c\/li\u003e \u003cli\u003eRetrofits in commercial spaces where a compact, 20-circuit distribution panel fits within existing enclosures or mounting footprints.\u003c\/li\u003e \u003cli\u003eNew installations in small to mid-size facilities that require ready access to a 120\/240V distribution system with room to grow.\u003c\/li\u003e \u003cli\u003eReplacement for worn or obsolete panels in service fleets, ensuring compatibility with standard QO breakers and accessories.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eSpecifications at a glance\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eAmperage rating: \u003cstrong\u003e125A\u003c\/strong\u003e\n\u003c\/li\u003e \u003cli\u003eVoltage rating: \u003cstrong\u003e120\/240V\u003c\/strong\u003e\n\u003c\/li\u003e \u003cli\u003ePhase: \u003cstrong\u003e1PH\u003c\/strong\u003e\n\u003c\/li\u003e \u003cli\u003eSpaces \/ circuits: \u003cstrong\u003e20\u003c\/strong\u003e\n\u003c\/li\u003e \u003cli\u003eEnclosure type: \u003cstrong\u003e3R\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eInstallation, safety, and maintenance tips\u003c\/h3\u003e\n\u003cp\u003eTo maximize performance and ensure safety, follow standard industry practices when installing this load center. Confirm load calculations align with the 125A main, ensure proper panel clearance for serviceability, and mount in a location that protects the enclosure while allowing convenient access for future wiring additions. If you’re stocking this unit for ongoing maintenance, pair it with compatible QO breakers and spare components to streamline field replacements and minimize downtime. Always rely on a licensed electrician for final installation and commissioning.\u003c\/p\u003e \u003ch3\u003eWhy choose Square D QO for your distribution needs\u003c\/h3\u003e\n\u003cp\u003eSquare D’s QO family is recognized for reliable electrical distribution and widespread compatibility. This load center integrates smoothly with standard QO breakers and accessories, supports straightforward field upgrades, and benefits from a design focused on ease of installation and long-term serviceability. For projects that require a dependable, scalable solution with clear main-disconnect control, this 125A, 20-space, 3R panel board delivers predictable performance and durable operation.\u003c\/p\u003e \u003ch3\u003eReady for your project\u003c\/h3\u003e\n\u003cp\u003eWhether you’re upgrading a panel, outfitting a retrofit, or stocking spare parts for an MRO program, the Square D QO Load Center 1PH 125A Main Breaker Panel Board 120\/240V 20 Circuit 3R offers a practical, durable, and scalable solution. Install it as the backbone of a reliable electrical distribution network and enjoy the confidence that comes with a time-tested Square D design.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46395782234274,"sku":null,"price":931.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_bd526ec2-f109-446f-b7aa-0f8874a7d73a.png?v=1765492973","url":"https:\/\/www.ampstate.com\/products\/square-d-qo-load-center-1ph-125a-main-breaker-panel-board-120-240v-20-circuit-3r","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}