{"product_id":"siemens-e63b045-circuit-breaker","title":"Siemens | E63B045 | Circuit Breaker | 45A | 3-Pole | 600V","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Siemens E63B045, a robust circuit breaker engineered to safeguard three-phase electrical circuits up to 600V. With a 45-amp rating and 3-pole design, it’s built to fit modern industrial and commercial panels where precise protection is essential.\u003c\/p\u003e \u003cp\u003eBest used for maintenance, retrofit, or replacement projects, this unit ensures you can match existing specifications exactly, reducing downtime and compatibility risk. The E63B045 is the definitive reference for identifying the right breaker in Siemens systems.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 45A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 600V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e E63B045\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eIdeal for:\u003c\/strong\u003e maintenance, retrofit, and replacement where matching specs are required\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCompatibility tip:\u003c\/strong\u003e Confirm fit and ratings before ordering; use the part number as the best compatibility reference\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWho should consider this breaker? Electrical technicians overseeing industrial control panels, facilities managers upgrading electrical infrastructure, and service teams performing panel retrofits will appreciate the precise fit and reliable Siemens build. This breaker helps prevent nuisance trips and protects downstream equipment by providing dependable overcurrent protection for three-phase systems.\u003c\/p\u003e \u003cp\u003ePractical usage scenarios include replacing a worn-out breaker in an existing Siemens panel, retrofitting older switchgear to support updated loads, or stocking a compatible spare to minimize downtime during service windows. By sticking to the E63B045 part number as your compatibility guide, you ensure a straightforward, risk-free selection process.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46427186266274,"sku":"E63B045","price":510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/siemens-e63b045-circuit-breaker-45a-3-pole-600v-847.webp?v=1789680185","url":"https:\/\/www.ampstate.com\/products\/siemens-e63b045-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}