{"product_id":"siemens-cfd63b070-70a-600v-3-pole-bolt-on-circuit-breaker","title":"Siemens CFD63B070 - 70 A, 600 V, 3-Pole Bolt-On Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eSiemens CFD63B070 is a 70A, 600V, 3-pole bolt-on molded-case circuit breaker crafted to deliver dependable branch-circuit protection in panelboards and load centers. Built for reliable performance in residential, commercial, and light industrial environments, this breaker combines sturdy construction with precise protection to keep electrical systems safe and operating smoothly.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSecure bolt-on mounting\u003c\/strong\u003e provides a rigid, vibration-resistant bus connection, reducing the risk of loose connections and trips in installations subject to equipment startup surges or mechanical vibration.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e delivers stable, repeatable protection against overloads and short circuits, helping protect both conductors and connected equipment from damage.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM-compatible design\u003c\/strong\u003e is engineered to fit and perform with matching Siemens load centers and panelboards, ensuring seamless integration and reliable operation.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile for multiple industries\u003c\/strong\u003e—well-suited for residential, commercial, and light industrial applications where dependable protection and straightforward maintenance matter.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eTechnical snapshot\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eManufacturer: Siemens\u003c\/li\u003e \u003cli\u003ePart Number: CFD63B070\u003c\/li\u003e \u003cli\u003eType: Thermal-magnetic molded case circuit breaker\u003c\/li\u003e \u003cli\u003eAmperage Rating: 70A\u003c\/li\u003e \u003cli\u003eVoltage Rating: 600V\u003c\/li\u003e \u003cli\u003eNumber of Poles: 3\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 \u003ch3\u003eIdeal use cases and scenarios\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eNew installations in Siemens panelboards and load centers that require robust 3‑phase protection with a secure mounting method.\u003c\/li\u003e \u003cli\u003eRetrofits or replacements in existing Siemens-equipped systems where a bolt-on breaker is specified for bus integrity and reliable tripping.\u003c\/li\u003e \u003cli\u003eCommercial and light industrial electrical distributions with moderate to high-traffic loads, where stable protection and easy serviceability are priorities.\u003c\/li\u003e \u003cli\u003eEnvironments with vibration or mechanical activity (pumps, HVAC, manufacturing) where a bolted connection helps maintain a solid electrical connection over time.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003ePractical notes for installation and compatibility\u003c\/h3\u003e\n\u003cp\u003eConfirm that the system operating voltage and panelboard type match the CFD63B070’s 600V, 3‑pole specifications and that you’re using Siemens OEM load centers or panelboards to ensure optimal bus alignment and protection coordination. For installation, follow the manufacturer’s guidelines and torque recommendations to maintain secure mounting and reliable trip performance.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46349777404066,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/siemens_breaker_and_panel_9863a5c7-84d9-44c8-b840-6c4016d6cdd9.png?v=1764156418","url":"https:\/\/www.ampstate.com\/products\/siemens-cfd63b070-70a-600v-3-pole-bolt-on-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}