{"product_id":"square-d-n250mj-panelboard-main-breaker-kit-250a-20w-22p070","title":"SQUARE D N250MJ Panelboard Main Breaker KIT,250A,20W 22P070","description":"\u003cdiv\u003e\n\u003cp\u003eThe SQUARE D N250MJ Panelboard Main Breaker KIT, 250A (catalog code 22P070), is engineered to deliver dependable electrical distribution for demanding industrial, commercial, and residential environments. Built to integrate with the N250MJ panelboard family, this kit provides a solid, real-world solution for panel upgrades, retrofit projects, and maintenance replacements where reliability is non-negotiable.\u003c\/p\u003e \u003ch3\u003eWhy this kit stands out\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eRobust 250A main breaker:\u003c\/strong\u003e Designed to support substantial service capacity and future growth, helping you avoid frequent replacements.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eExact-fit for N250MJ panels:\u003c\/strong\u003e Specifically crafted to match Square D’s N250MJ panelboard geometry and electrical characteristics for a straightforward, dependable install.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eStrategic for maintenance and upgrades:\u003c\/strong\u003e A practical choice for retrofit work, service upgrades, or stocking spares to minimize downtime.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eTrusted brand with proven reliability:\u003c\/strong\u003e SQUARE D is renowned for durable, consistent performance in critical distribution applications.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWho it’s for\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eElectricians performing panel upgrades or replacements in industrial, commercial, or demanding residential settings.\u003c\/li\u003e \u003cli\u003ePanel builders and MRO teams seeking reliable, readily available components for service work.\u003c\/li\u003e \u003cli\u003eProjects requiring quick, predictable interchange with existing N250MJ panelboards.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eUpgrading aging panel infrastructure to meet higher load demands without a full panel replacement.\u003c\/li\u003e \u003cli\u003eRetrofit projects where a dependable main breaker kit is needed to restore optimal protection and control.\u003c\/li\u003e \u003cli\u003eMaintaining ready-to-deploy spares for critical service work, reducing downtime during outages or maintenance windows.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage rating:\u003c\/strong\u003e 250A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePanel compatibility:\u003c\/strong\u003e SQUARE D N250MJ panelboards\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCatalog \/ part code:\u003c\/strong\u003e 22P070\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWith the SQUARE D N250MJ Panelboard Main Breaker KIT, you get a purpose-built solution that aligns with real-world needs: durable performance, precise fit, and a clear path to safer, more capable electrical distribution. Whether you’re upgrading, retrofitting, or maintaining critical infrastructure, this kit helps you deliver dependable protection and solid uptime for your electrical system.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"SQUARE D","offers":[{"title":"Default Title","offer_id":46395778760866,"sku":null,"price":3928.0,"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-n250mj-panelboard-main-breaker-kit-250a-20w-22p070","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}