{"product_id":"square-d-main-lug-circuit-breaker-panel-12219851720140001-208y-120vac-100a-max","title":"Square D Main Lug Circuit Breaker Panel 12219851720140001 208Y\/120VAC 100A Max","description":"\u003cdiv\u003e\n\u003cp\u003ePower distribution that’s ready when you are. The Square D Main Lug Circuit Breaker Panel, model 12219851720140001, is engineered for dependable 208Y\/120 VAC service with a 100 A maximum. Built to thrive in industrial, commercial, and demanding residential settings, this panel is a trusted option for upgrades, retrofits, and maintenance work where consistent performance matters.\u003c\/p\u003e \u003cp\u003eAs a Main Lug panel, it offers practical flexibility when an upstream main disconnect is already in place or when the design requires a panel without an internal main breaker. This makes it especially well-suited for retrofit projects, service replacements, and new feeder installations where reliability and quick commissioning are critical.\u003c\/p\u003e \u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage rating:\u003c\/strong\u003e 100 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 208Y\/120 VAC\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e 12219851720140001\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eConfiguration:\u003c\/strong\u003e Main Lug style (no built-in main breaker)\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy electricians choose this panel\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eRugged, field-proven Square D design that aligns with existing Square D components for streamlined maintenance and part stocking.\u003c\/li\u003e \u003cli\u003eRetrofit-ready for upgrading aging installations or adding distribution capability without redesigning the enclosure or feeder runs.\u003c\/li\u003e \u003cli\u003eVersatile for service crews and MRO teams: ideal as a spare on vehicles, in warehouses, or on job sites where dependable, ready-to-install panels are needed fast.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003ePanel upgrades in commercial spaces where 208Y\/120 VAC distribution is required\u003c\/li\u003e \u003cli\u003eMaintenance replacements or service calls needing a reliable Main Lug panel\u003c\/li\u003e \u003cli\u003eNew feeder installations in existing electrical rooms or industrial facilities\u003c\/li\u003e \u003cli\u003eStocking spare panels for panel builders and MRO fleets to reduce downtime\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003ePractical setup tips\u003c\/h3\u003e\n\u003cp\u003eBefore installation, confirm the upstream main disconnect rating matches the 100 A capacity and that the enclosure supports a Main Lug configuration. Plan feeders and branch circuits with 208Y\/120 VAC in mind to optimize conductor sizing and breaker coordination. This panel pairs well with standard Square D accessories and component families, helping you maintain consistency across your distribution system.\u003c\/p\u003e \u003cp\u003eChoose the Square D Main Lug Circuit Breaker Panel when you need a reliable, retrofit-friendly distribution solution that keeps critical facilities powered with minimal hassle. Model 12219851720140001 is built for professionals who value performance, compatibility, and practical, field-ready design.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46395818639522,"sku":null,"price":705.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/panelboard_generic.png?v=1762425115","url":"https:\/\/www.ampstate.com\/products\/square-d-main-lug-circuit-breaker-panel-12219851720140001-208y-120vac-100a-max","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}