{"product_id":"square-d-rla36120cu33a-circuit-breaker","title":"Square D | RLA36120CU33A | Circuit Breaker | 1200A | 3-Pole | 600V","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Square D RLA36120CU33A Circuit Breaker — a high-capacity, three-pole protection device designed for demanding industrial panels. With a 1200A rating, a 3-Pole configuration, and a 600V operating range, this breaker delivers dependable overcurrent protection for three-phase systems. The model RLA36120CU33A is the best reference when you’re performing maintenance, retrofit, or replacement in existing Square D installations.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eKey specifications at a glance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 1200A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 600V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e RLA36120CU33A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplications:\u003c\/strong\u003e maintenance, retrofit, and replacement where exact specs are required\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCompatibility note:\u003c\/strong\u003e Confirm fit and ratings before ordering; the part number is the strongest reference for panel compatibility\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eWhy this Square D circuit breaker stands out\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eDirect-fit for compatible Square D panels:\u003c\/strong\u003e Designed to integrate smoothly into existing Square D electrical distributions without compromising protection or form factor.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eReliable three-phase protection:\u003c\/strong\u003e The 3-Pole configuration ensures synchronized switching across all phases, helping preserve balanced loads and system safety in 600V environments.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eHigh-current capability:\u003c\/strong\u003e 1200A rating supports heavy-duty circuits and feeders, making it suitable for demanding industrial applications.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eClear compatibility reference:\u003c\/strong\u003e RLA36120CU33A is the most reliable identifier when matching breakers to panel catalogs and replacement schedules.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eIdeal use cases\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eUpgrading or replacing main or feeder breakers in industrial control panels and switchgear\u003c\/li\u003e \u003cli\u003eRetrofits in facilities with three-phase 600V electrical architectures\u003c\/li\u003e \u003cli\u003eMaintenance cycles where exact spec matching minimizes downtime and ensures continuous protection\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003ePractical guidance for installation and compatibility\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eAlways \u003cstrong\u003econfirm fit and ratings\u003c\/strong\u003e against your panel’s documentation before ordering. Even within the Square D family, exact part numbers ensure correct footprint and trip characteristics.\u003c\/li\u003e \u003cli\u003eUse the \u003cstrong\u003eRLA36120CU33A\u003c\/strong\u003e reference to verify catalog listings, cross-references, and replacement timelines in your maintenance plan.\u003c\/li\u003e \u003cli\u003eInspect mounting style and terminal connection type to guarantee seamless integration with existing wiring and bus configurations.\u003c\/li\u003e \u003cli\u003eKeep a spare, properly stored unit on hand for planned replacements to minimize panel downtime.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eSpecifications at a glance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eAmperage: 1200A\u003c\/li\u003e \u003cli\u003ePoles: 3-Pole\u003c\/li\u003e \u003cli\u003eVoltage: 600V\u003c\/li\u003e \u003cli\u003ePart number: RLA36120CU33A\u003c\/li\u003e \u003cli\u003eIdeal for maintenance, retrofit, and replacement in compatible Square D installations\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46427495530658,"sku":"RLA36120CU33A","price":37263.0,"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-rla36120cu33a-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}