{"product_id":"square-d-pja36080u31a-800a-600v-3-pole-plug-in-circuit-breaker","title":"Square D PJA36080U31 A - 800 A, 600 V, 3-Pole Plug-In Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eThe Square D PJA36080U31A is a high-capacity 800A, 600V, 3-pole plug-in molded case circuit breaker built to protect branch circuits inside panelboards and load centers. With a fast plug-in connection, it minimizes installation time and reduces service downtime when replacing or upgrading protection in existing systems.\u003c\/p\u003e \u003ch2\u003eKey Features and Benefits\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eRapid plug-in connection\u003c\/strong\u003e enables quick installation and hassle-free replacements, helping technicians minimize panel downtime during commissioning or maintenance.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e provides stable, repeatable overcurrent and short-circuit protection, delivering reliable performance across varying load conditions.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM-compatible design\u003c\/strong\u003e ensures seamless integration with matching Square D load centers and panelboards, reducing fitment risk and coordination issues.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e3-pole configuration\u003c\/strong\u003e supports balanced protection for 3-phase systems, making it suitable for a wide range of commercial and light industrial applications.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eTechnical Snapshot\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eManufacturer: \u003cstrong\u003eSquare D\u003c\/strong\u003e\n\u003c\/li\u003e \u003cli\u003ePart Number: \u003cstrong\u003ePJA36080U31A\u003c\/strong\u003e\n\u003c\/li\u003e \u003cli\u003eType: \u003cstrong\u003eThermal-magnetic molded case circuit breaker\u003c\/strong\u003e\n\u003c\/li\u003e \u003cli\u003eAmperage Rating: \u003cstrong\u003e800A\u003c\/strong\u003e\n\u003c\/li\u003e \u003cli\u003eVoltage Rating: \u003cstrong\u003e600V\u003c\/strong\u003e\n\u003c\/li\u003e \u003cli\u003eNumber of Poles: \u003cstrong\u003e3\u003c\/strong\u003e\n\u003c\/li\u003e \u003cli\u003eMounting Style: \u003cstrong\u003ePlug-in\u003c\/strong\u003e\n\u003c\/li\u003e \u003cli\u003eApplication: \u003cstrong\u003eBranch circuit overcurrent and short-circuit protection\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eIdeal Use Scenarios\u003c\/h2\u003e\n\u003cp\u003eDesigned for residential, commercial, and light industrial environments, the PJA36080U31A is a robust choice for panelboards and load centers where high-current protection is necessary. It’s well-suited for main or feeder locations in medium- and large-scale distribution, where quick replacement and dependable protection are crucial.\u003c\/p\u003e \u003ch2\u003eWhy This Breaker Stands Out\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFast, reliable maintenance\u003c\/strong\u003e thanks to its plug-in design—facilitates swift swaps during upgrades or fault investigations without invasive wiring work.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eConsistent protection performance\u003c\/strong\u003e through a proven thermal-magnetic trip mechanism, reducing nuisance trips while safeguarding downstream equipment.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePrecise compatibility\u003c\/strong\u003e with matching OEM panel products eliminates common fitment and trip coordination concerns, supporting safer, code-compliant installations.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eHigh current, versatile application\u003c\/strong\u003e with an 800A rating and 600V capacity, enabling it to support demanding branch circuits in modern electrical systems.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003ePractical Tips for Installation and Use\u003c\/h2\u003e\n\u003cp\u003eBefore integrating the PJA36080U31A, verify that your panelboard or load center is listed for use with this 800A, 3-pole plug-in device and is suitable for a 600V system. Ensure proper alignment with the slot terminals, use the appropriate installer tool, and follow safety procedures for high-current devices. For service upgrades or retrofit projects, pairing this breaker with compatible OEM panels helps maintain electrical coordination and protection integrity across the distribution network.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46355355238562,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/square-d-pja36080u31-a-800-600-v-3-pole-plug-in-circuit-breaker-128.webp?v=1788752012","url":"https:\/\/www.ampstate.com\/products\/square-d-pja36080u31a-800a-600v-3-pole-plug-in-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}