{"product_id":"square-d-pxf361200lsi-circuit-breaker","title":"Square D | PXF361200LSI | Circuit Breaker | 1200A | 3-Pole | 600V","description":"\u003cdiv\u003e\n\u003cp\u003eIntroducing the Square D PXF361200LSI Circuit Breaker — a rugged, high-current, three-pole solution designed for demanding industrial applications. With a 1200A rating and a 600V capacity, this breaker is built to protect large feeders and 3-phase circuits in retrofit, maintenance, or replacement projects where exact specifications matter. The part number PXF361200LSI serves as the strongest compatibility reference, so verify fit and ratings before ordering to ensure a seamless install in your Square D infrastructure.\u003c\/p\u003e \u003ch2\u003eWhy this Square D breaker stands out\u003c\/h2\u003e \u003cp\u003eEngineered for reliability in challenging environments, this 1200A, 3-pole breaker delivers robust protection for three-phase distribution networks up to 600V. It integrates smoothly with existing Square D panels and assemblies, reducing the guesswork during replacements and retrofits. By using the exact part number as your compatibility anchor, you minimize downtime and ensure continued protection for critical electrical systems.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eHigh-current protection:\u003c\/strong\u003e 1200A capacity suitable for main service feeders and heavy industrial circuits.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThree-pole design:\u003c\/strong\u003e Ideal for balanced three-phase systems requiring coordinated protection.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e600V rating:\u003c\/strong\u003e Fits common industrial distribution networks and panel configurations.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRetrofit and replacement ready:\u003c\/strong\u003e Designed to slot into compatible Square D installations with minimal disruption.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eClear compatibility reference:\u003c\/strong\u003e Rely on the PXF361200LSI part number to confirm suitability with your panel and lineup.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eMaintenance projects where an exact 1200A, 3-pole, 600V breaker is required to maintain system protection levels.\u003c\/li\u003e \u003cli\u003eRetrofits that upgrade or replace aging main breakers in large industrial panels.\u003c\/li\u003e \u003cli\u003eNew installations in facilities with three-phase, 600V distribution clients seeking reliable, standardized protection from a trusted brand.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eInstallation and compatibility guidance\u003c\/h3\u003e \u003cp\u003eBefore placing an order, confirm that your equipment labeling and panel are compatible with the PXF361200LSI specification. The part number is the most reliable reference for compatibility, so cross-check it against your panel schedule and manufacturer documentation to avoid any mismatches during installation.\u003c\/p\u003e \u003ch3\u003eSpecifications at a glance\u003c\/h3\u003e \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\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46426471628962,"sku":"PXF361200LSI","price":2010.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/square-d-pxf361200lsi-circuit-breaker-1200a-3-pole-600v-562.webp?v=1789584050","url":"https:\/\/www.ampstate.com\/products\/square-d-pxf361200lsi-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}