{"product_id":"square-d-q432250-250a-3-pole-plug-in-circuit-breaker","title":"Square D Q432250 - 250 A, 3-Pole Plug-In Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Square D Q432250 – a 250A, 3-pole plug-in molded case circuit breaker designed to safeguard your panelboards and loadcenters with precision. Built for fast, dependable protection, this plug-in unit is engineered to simplify installation and streamline replacement in demanding electrical environments.\u003c\/p\u003e \u003ch2\u003eWhy this breaker stands out\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFast plug-in connection\u003c\/strong\u003e for quick installation and effortless replacements, reducing downtime during maintenance or upgrades.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e delivers stable, repeatable protection by sensing both overload and short-circuit conditions, helping to prevent nuisance trips and equipment damage.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM-compatible performance\u003c\/strong\u003e designed to fit seamlessly with matching Square D load centers and panelboards for reliable, coordinated protection.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile application\u003c\/strong\u003e suitable for residential, commercial, and light industrial environments where dependable branch circuit protection is essential.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eTechnical specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eManufacturer: Square D\u003c\/li\u003e \u003cli\u003ePart Number: Q432250\u003c\/li\u003e \u003cli\u003eType: Thermal-magnetic molded case circuit breaker\u003c\/li\u003e \u003cli\u003eAmperage Rating: 250 A\u003c\/li\u003e \u003cli\u003eNumber of Poles: 3\u003c\/li\u003e \u003cli\u003eMounting Style: Plug-in\u003c\/li\u003e \u003cli\u003eApplication: Branch circuit overcurrent and short-circuit protection\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal use scenarios\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eUpgrading or replacing aging breakers in existing panelboards and loadcenters to restore reliable protection.\u003c\/li\u003e \u003cli\u003eNew-construction or retrofit projects where a robust 3-pole, 250 A solution is required for three-phase distribution.\u003c\/li\u003e \u003cli\u003eCommercial and light industrial electrical systems that demand quick maintenance without sacrificing protection performance.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003ePractical installation and maintenance tips\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eAlways verify compatibility with the specific OEM load center or panelboard model to ensure seamless operation and coordinated protection.\u003c\/li\u003e \u003cli\u003eFollow manufacturer torque specifications when securing connections to maintain reliable contact and trip performance.\u003c\/li\u003e \u003cli\u003eUse the same product type and rating for replacements to preserve electrical system protection profiles and fault response characteristics.\u003c\/li\u003e \u003cli\u003ePeriodically test the system in accordance with local codes and manufacturer guidelines to confirm the thermal-magnetic trip unit remains within acceptable tolerance.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eThe Square D Q432250 250A, 3-pole plug-in circuit breaker is a purpose-built solution for robust, long-lasting protection in electrical systems where fast installation, dependable trip behavior, and OEM compatibility matter most. Whether upgrading a panelboard, servicing a loadcenter, or outfitting a new installation, this plug-in breaker delivers reliable performance you can trust.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46355366150306,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/schnieder_and_square_d_breaker_and_panel_bf831369-2a3d-42f5-9ce7-471284078595.png?v=1764691548","url":"https:\/\/www.ampstate.com\/products\/square-d-q432250-250a-3-pole-plug-in-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}