{"product_id":"square-d-ejb24045-45a-480v-2-pole-bolt-on-circuit-breaker","title":"Square D EJB24045 - 45 A, 480 V, 2-Pole Bolt-On Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eThe Square D EJB24045 is a 45A, 480V, 2-pole bolt-on molded case circuit breaker engineered for dependable branch circuit overcurrent and short-circuit protection in panelboards and load centers. Built to integrate seamlessly with Square D OEM equipment, it delivers you a reliable solution for protecting vital circuits in residential, commercial, and light industrial settings.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSecure bolt-on mounting\u003c\/strong\u003e: provides a rigid, vibration-resistant bus connection that stays tight even in busy electrical environments.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e: combines precise thermal overload protection with fast magnetic response to short circuits, delivering stable, repeatable protection performance.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM-compatible design\u003c\/strong\u003e: specifically designed to pair with matching Square D load centers and panelboards for straightforward installation and optimal electrical coordination.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile applications\u003c\/strong\u003e: ideal for residential panels, commercial distribution, and light industrial circuits that require reliable 2-pole protection at 480V.\u003c\/li\u003e\n\u003c\/ul\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: EJB24045\u003c\/li\u003e \u003cli\u003eType: Thermal-magnetic molded case circuit breaker\u003c\/li\u003e \u003cli\u003eAmperage Rating: 45A\u003c\/li\u003e \u003cli\u003eVoltage Rating: 480V\u003c\/li\u003e \u003cli\u003eNumber of Poles: 2\u003c\/li\u003e \u003cli\u003eMounting Style: Bolt-on\u003c\/li\u003e \u003cli\u003eApplication: Branch circuit overcurrent and short-circuit protection\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhether you’re upgrading a panel for improved protection, designing a new electrical distribution setup, or replacing a worn-out breaker in a Square D system, the EJB24045 delivers predictable, dependable performance. Use it to safeguard motors, lighting, and other critical loads in 480V circuits, while enjoying the confidence of OEM compatibility and solid, vibration-resistant mounting that keeps connections secure over time.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46355207979170,"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_6912b203-00d2-46ec-be6d-58bd731e4777.png?v=1764690372","url":"https:\/\/www.ampstate.com\/products\/square-d-ejb24045-45a-480v-2-pole-bolt-on-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}