{"product_id":"siemens-cfd63b110l-110a-600v-3-pole-bolt-on-circuit-breaker","title":"Siemens CFD63B110L - 110 A, 600 V, 3-Pole Bolt-On Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Siemens CFD63B110L—a 3-pole, bolt-on molded case circuit breaker designed to deliver unwavering protection for your electrical distribution. With a 110 A rating and a 600 V maximum, this device is purpose-built for reliable branch-circuit overcurrent and short-circuit protection in panelboards and loadcenters. It’s the smart choice when you need sturdy, room-to-room protection that you can count on in real-world conditions.\u003c\/p\u003e \u003ch3\u003eWhy the CFD63B110L stands out\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSecure bolt-on mounting\u003c\/strong\u003e creates a rigid, vibration-resistant bus connection, reducing the risk of loosening under heavy loads or harsh environments.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e delivers stable, repeatable protection by responding to both overloads and short circuits, helping minimize nuisance trips while ensuring fast fault clearance.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM-compatible design\u003c\/strong\u003e is tailored to work with matching Siemens load centers and panelboards, ensuring consistent trip characteristics and streamlined installation.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile for multiple settings\u003c\/strong\u003e—suitable for residential, commercial, and light industrial applications, making it a practical upgrade or replacement option across varied projects.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eTechnical snapshot\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Siemens\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e CFD63B110L\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Thermal-magnetic molded case circuit breaker (MCCB)\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage rating:\u003c\/strong\u003e 110 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\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 Bolt-on\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 \u003ch3\u003eIdeal use scenarios\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eUpgrading or expanding panelboards in commercial spaces where a reliable 3-phase protection is needed.\u003c\/li\u003e \u003cli\u003eInstalling or refreshing loadcenters in light industrial environments with motor-driven equipment.\u003c\/li\u003e \u003cli\u003eResidential\/commercial service panels requiring a robust, OEM-supported 3-pole solution for balanced protection.\u003c\/li\u003e \u003cli\u003eRetrofits or replacements in Siemens-based electrical systems to maintain coordinated protection characteristics.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003ePractical considerations and tips\u003c\/h3\u003e\n\u003cp\u003eChoose the CFD63B110L when you need a dependable, OEM-aligned breaker that minimizes downtime and simplifies maintenance. Its bolt-on design makes for a solid, vibration-resistant connection, which is especially beneficial in installations subject to vibration or variable loads. The thermal-magnetic trip unit provides reliable protection across a range of operating conditions, helping to prevent damage from overloads and quickly interrupt faults to protect wiring and connected equipment. When planning your installation, pair this breaker with Siemens panelboards or load centers designed for compatible trip curves to ensure optimal performance and system coordination.\u003c\/p\u003e \u003ch3\u003eWhy choose Siemens for circuit protection\u003c\/h3\u003e\n\u003cp\u003eSiemens brings decades of electrical engineering expertise to every breaker, delivering precise protection, durable construction, and compatibility across a wide ecosystem of panelboards and accessories. The CFD63B110L is a purpose-built component within that ecosystem, offering predictable behavior, straightforward installation, and long-term reliability for demanding electrical environments.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46349778387106,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/siemens-cfd63b110l-110-a-600-v-3-pole-bolt-on-circuit-breaker-281.webp?v=1788723653","url":"https:\/\/www.ampstate.com\/products\/siemens-cfd63b110l-110a-600v-3-pole-bolt-on-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}