{"product_id":"square-d-pja36060u44a-600a-600v-3-pole-plug-in-circuit-breaker","title":"Square D PJA36060U44 A - 600 A, 600 V, 3-Pole Plug-In Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eSquare D PJA36060U44A is a 600A, 600V, 3-Pole Plug-In Molded Case Circuit Breaker designed for dependable branch circuit protection in panelboards and load centers. Built to safeguard electrical distribution in homes, offices, retail spaces, and light industrial setups, this breaker combines robust performance with easy serviceability.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFast plug-in connection\u003c\/strong\u003e for quick installation and straightforward replacement, minimizing panel downtime during upgrades or maintenance.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e delivers stable, repeatable protection against both overloads and short circuits across varying loads and conditions.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e3-pole design\u003c\/strong\u003e supports 3-phase distribution with a common trip for synchronized shutdown, enhancing safety in multi-phase systems.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e600A, 600V rating\u003c\/strong\u003e suitable for high-current branch circuits and higher-voltage applications within compliant panelboards and load centers.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM-compatible\u003c\/strong\u003e designed to integrate with matching Square D OEM load centers and panelboards for a seamless, reliable fit.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile application\u003c\/strong\u003e ideal for residential, commercial, and light industrial environments where dependable overcurrent and short-circuit protection is essential.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eUse cases and practical scenarios include upgrading aging distribution panels, installing new three-phase equipment in small facilities, or replacing a failed unit in a maintenance cycle where downtime matters. The PJA36060U44A provides confidence that your electrical system remains protected under varying loads, while its plug-in design helps technicians perform faster service without sacrificing safety or performance. In any installation, this 3-pole breaker ensures all three poles trip together, delivering coordinated protection for multi-wire or three-phase circuits.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eTechnical snapshot\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eManufacturer: Square D\u003c\/li\u003e \u003cli\u003ePart Number: PJA36060U44A\u003c\/li\u003e \u003cli\u003eType: Thermal-magnetic molded case circuit breaker\u003c\/li\u003e \u003cli\u003eAmperage Rating: 600A\u003c\/li\u003e \u003cli\u003eVoltage Rating: 600V\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\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46355355173026,"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_431dcaec-fcbd-4d50-a13a-c20c954d38eb.png?v=1764691504","url":"https:\/\/www.ampstate.com\/products\/square-d-pja36060u44a-600a-600v-3-pole-plug-in-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}