{"product_id":"square-d-pka36080u31a-800a-3-pole-plug-in-circuit-breaker","title":"Square D PKA36080U31 A - 800 A, 3-Pole Plug-In Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Square D PKA36080U31A—a rugged 800A, 3-pole plug-in molded case circuit breaker built to safeguard panelboards and load centers from branch circuit overcurrent and short-circuit events. This high-capacity device is designed for reliability in demanding electrical environments where uptime matters as much as protection.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFast plug-in connection\u003c\/strong\u003e for quick installation and straightforward field replacements, minimizing downtime during maintenance or upgrades.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e delivers stable, repeatable protection, automatically adjusting to normal operating conditions while responding swiftly to overloads and shorts.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM-compatible\u003c\/strong\u003e with matching Square D load centers and panelboards, ensuring seamless integration and dependable performance.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThree-pole design\u003c\/strong\u003e provides balanced protection across three phase conductors, ideal for 120\/208\/277V systems common in commercial and light industrial applications.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile protection\u003c\/strong\u003e suitable for residential, commercial, and light industrial circuits that demand high-current reliability.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this 800A, 3-pole plug-in breaker stands out\u003c\/h3\u003e\n\u003cp\u003eIn environments where a single fault can affect an entire distribution or critical equipment, the Square D PKA36080U31A offers a robust line of defense. Its plug-in style reduces installation time and minimizes wiring errors, while the thermal-magnetic trip unit balances sensitivity and selectivity to prevent nuisance trips on normal load fluctuations. The 800A rating makes it a strong choice for high-demand branch circuits, without compromising protection or safety.\u003c\/p\u003e \u003ch3\u003eKey specifications at a glance\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Square D\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e PKA36080U31A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Thermal-magnetic molded case circuit breaker\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage Rating:\u003c\/strong\u003e 800A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eNumber of Poles:\u003c\/strong\u003e 3\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMounting Style:\u003c\/strong\u003e Plug-in\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplications:\u003c\/strong\u003e Branch circuit overcurrent and short-circuit protection\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal use scenarios\u003c\/h3\u003e\n\u003cp\u003eChoose the Square D PKA36080U31A for high-current panels in commercial buildings, distribution centers, or light-industrial facilities where reliable protection and fast serviceability matter. It’s equally suitable for large residential electrical systems with demanding loads that require robust, repeatable trip performance and quick replacement when service is needed.\u003c\/p\u003e \u003ch3\u003ePractical tips for installation and care\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eVerify compatibility with your specific Square D panelboard or load center before installation to ensure optimal fit and performance.\u003c\/li\u003e \u003cli\u003eUse the plug-in mounting according to manufacturer guidelines to achieve secure seating and reliable electrical contact.\u003c\/li\u003e \u003cli\u003eMaintain a small inventory of PKA36080U31A units for rapid replacement during planned maintenance or unexpected outages.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46355358777506,"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_e339f65f-ca1b-4646-989a-0151fc6eae60.png?v=1764691531","url":"https:\/\/www.ampstate.com\/products\/square-d-pka36080u31a-800a-3-pole-plug-in-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}