{"product_id":"square-d-jra36250u31x-circuit-breaker","title":"Square D | JRA36250U31X | Circuit Breaker | 250A | 3-Pole","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eSquare D JRA36250U31X\u003c\/strong\u003e Circuit Breaker is a robust 250A, 3-Pole unit designed to keep your electrical system safe and up to date. Built for maintenance, retrofit, and replacement projects, this breaker ensures reliable protection in compatible Square D panels. When you’re matching specs, trust the part number \u003cstrong\u003eJRA36250U31X\u003c\/strong\u003e as the most dependable reference for compatibility.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 250 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Square D circuit breaker (JRA series)\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCompatibilitynote:\u003c\/strong\u003e Confirm fit and ratings before ordering; the part number is the best reference for panel compatibility.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eWhy this breaker stands out\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eDesigned for three-phase systems, providing coordinated protection across all conductors in commercial and industrial installations.\u003c\/li\u003e \u003cli\u003eIdeal for retrofit and replacement projects where you’re upgrading or restoring protection in existing Square D panels without changing downstream hardware.\u003c\/li\u003e \u003cli\u003eBuilt to integrate smoothly with Square D panel architectures, helping to minimize installation challenges and downtime.\u003c\/li\u003e \u003cli\u003eClear, referenceable part number (JRA36250U31X) to reduce guesswork during procurement and ensure you’re selecting the exact match for your system.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eUse cases and ideal applications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eMaintenance cycles in manufacturing facilities where 250A, 3-phase protection is required.\u003c\/li\u003e \u003cli\u003eRetrofit projects updating older panels to current safety and protection standards.\u003c\/li\u003e \u003cli\u003eReplacement scenarios where remaining components are compatible with Square D’s JRA series.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eCompatibility and installation tips\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eAlways verify fit and ratings against your panel labeling and Square D compatibility charts using the exact part number \u003cem\u003eJRA36250U31X\u003c\/em\u003e.\u003c\/li\u003e \u003cli\u003eEnsure your system is de-energized and locked out before replacement to maintain safe installation conditions.\u003c\/li\u003e \u003cli\u003eIf in doubt about panel compatibility, consult a licensed electrician to confirm the 250A rating, 3-Pole configuration, and form factor align with your Square D panel model.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eChoose the \u003cstrong\u003eSquare D JRA36250U31X\u003c\/strong\u003e 250A, 3-Pole circuit breaker for reliable overload protection, straightforward retrofit work, and a proven reference point that simplifies procurement and installation in industrial and commercial electrical systems.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46427226177698,"sku":"JRA36250U31X","price":510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/square-d-jra36250u31x-circuit-breaker-250a-3-pole-179.webp?v=1789688791","url":"https:\/\/www.ampstate.com\/products\/square-d-jra36250u31x-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}