{"product_id":"square-d-rja36100cu31a-circuit-breaker","title":"Square D | RJA36100CU31A | Circuit Breaker | 1000A | 3-Pole | 600V | Plug-In","description":"\u003cdiv\u003e\n\u003cp\u003eDesigned for demanding electrical installations, the Square D RJA36100CU31A circuit breaker delivers reliable protection in a compact plug-in package. This 3‑pole unit is rated for \u003cstrong\u003e1000 A\u003c\/strong\u003e and \u003cstrong\u003e600 V\u003c\/strong\u003e, making it a dependable choice for large-panel applications that require high-current interruption and robust circuit protection. Intended for maintenance, retrofit, and replacement projects, it provides a precise match for systems built around this exact specification.\u003c\/p\u003e \u003ch4\u003eKey specifications\u003c\/h4\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 1000 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3‑Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 600 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Plug-In\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e RJA36100CU31A\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch4\u003eWhy this Square D breaker stands out\u003c\/h4\u003e\n\u003cp\u003eWhat sets this unit apart is its exact plug‑in form factor paired with a high-current rating, designed to slip into compatible Square D panels without the need for adapters or modification. The RJA36100CU31A is the precise reference to trust when coordinating with existing equipment, retrofit plans, or service replacements that demand matching specs and reliable performance.\u003c\/p\u003e \u003ch4\u003eIdeal use scenarios\u003c\/h4\u003e\n\u003cul\u003e \u003cli\u003eRetrofit projects where an existing panel requires a like-for-like 1000 A, 3‑pole, 600 V plug‑in breaker\u003c\/li\u003e \u003cli\u003eMaintenance and service work to quickly restore protection without altering panel architecture\u003c\/li\u003e \u003cli\u003eReplacement of worn or obsolete units in industrial control panels and heavy‑duty electrical setups\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch4\u003ePractical guidance for procurement\u003c\/h4\u003e\n\u003cp\u003eBefore ordering, confirm that the exact part number is a match for your panel and ratings. The RJA36100CU31A is the best reference for compatibility, ensuring consistent protection characteristics and reliable operation within your system.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46427495563426,"sku":"RJA36100CU31A","price":144011.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_ad06fdd7-931c-4a09-bfbe-d05329579cd6.png?v=1765492978","url":"https:\/\/www.ampstate.com\/products\/square-d-rja36100cu31a-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}