{"product_id":"square-d-bja36045-45a-600v-3-pole-plug-in-circuit-breaker","title":"Square D BJA36045 - 45 A, 600 V, 3-Pole Plug-In Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eThe Square D BJA36045 is a 45A, 600V, 3-pole plug-in molded case circuit breaker designed to deliver reliable branch-circuit overcurrent and short-circuit protection in panelboards and load centers. Its fast plug-in connection makes installation and replacements quick and straightforward, helping minimize panel downtime during upgrades or service calls.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFast plug-in connection\u003c\/strong\u003e for rapid installation and easy replacement, reducing downtime when upgrading panels or performing routine maintenance.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e delivers stable, repeatable protection, automatically adjusting to changing load conditions to guard against both overloads and short circuits.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e3-pole design\u003c\/strong\u003e suited for 3-phase circuits up to 600V, making it ideal for commercial or light industrial distribution tasks.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM compatibility\u003c\/strong\u003e engineered to fit matching Square D panelboards and load centers, ensuring proper electrical coordination and a reliable fit.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile applications\u003c\/strong\u003e suitable for residential, commercial, and light industrial installations requiring dependable branch-circuit protection.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eTechnical snapshot\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Square D\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e BJA36045\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:\u003c\/strong\u003e 45 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 600 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\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\u003eApplication:\u003c\/strong\u003e Branch circuit overcurrent and short-circuit protection\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhy choose the plug-in design? Compared with other mounting approaches, the BJA36045 snaps into compatible Square D panels for a clean, secure connection that supports faster service and simplified future maintenance. This makes it a practical choice for new installations and for upgrading aging panelboards where quick, reliable breaker swaps reduce downtime and labor costs.\u003c\/p\u003e \u003cp\u003eIdeal use scenarios include protecting motor starters and 3-phase equipment in commercial spaces, distributing power in light industrial facilities, and safeguarding branch circuits in residential setups that require robust 3-pole protection. When selecting this breaker, ensure panel compatibility with OEM Square D load centers to maintain optimal performance and coordination with the rest of the protection scheme.\u003c\/p\u003e \u003cp\u003ePractical tips for installation and maintenance:\n\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003ePower down and lockout\/tag out all affected panels before installation or replacement.\u003c\/li\u003e \u003cli\u003eVerify panel compatibility with the Square D BJA36045 to ensure proper fit and electrical coordination.\u003c\/li\u003e \u003cli\u003eAdhere to local electrical codes and the panelboard manufacturer’s instructions for torque and tightening standards.\u003c\/li\u003e \u003cli\u003eStore spares in a dry, clean environment to prevent corrosion and ensure reliable performance when future replacements are needed.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46355182682274,"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_b6106b5c-6b5b-46bc-90c4-883e4188f2f7.png?v=1764690154","url":"https:\/\/www.ampstate.com\/products\/square-d-bja36045-45a-600v-3-pole-plug-in-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}