{"product_id":"siemens-hfxd63b150-150a-600v-3-pole-bolt-on-circuit-breaker","title":"Siemens HFXD63B150 - 150 A, 600 V, 3-Pole Bolt-On Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eSiemens HFXD63B150 is a 150 A, 600 V, 3-pole bolt-on molded case circuit breaker designed to deliver dependable branch circuit overcurrent and short-circuit protection in panelboards and load centers. Built for environments where vibration and dynamic electrical loads are a reality, this breaker combines robust mounting with precise protection performance to keep critical circuits safe and uninterrupted.\u003c\/p\u003e \u003ch2\u003eWhy this breaker stands out\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSecure bolt-on mounting\u003c\/strong\u003e: a rigid, vibration-resistant bus connection that reduces movement and wear over time, helping prevent nuisance trips and loosening under heavy use.\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, so you’re covered from minor slope changes to high fault currents.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e3-pole configuration\u003c\/strong\u003e: ideal for 3‑phase systems common in commercial and light industrial applications, ensuring synchronized protection across all phases.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e600 V rating\u003c\/strong\u003e: supports higher-voltage distribution needs in modern electrical boxes and equipment rooms.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM compatibility\u003c\/strong\u003e: designed to work seamlessly with matching Siemens OEM load centers and panelboards, simplifying installation and serviceability.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile application\u003c\/strong\u003e: suitable for residential, commercial, and light industrial environments where durable, code-compliant protection is essential.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWho benefits from the Siemens HFXD63B150\u003c\/h2\u003e\n\u003cp\u003eElectrical contractors, facility managers, and service technicians who install or upgrade panelboards and load centers will appreciate the reliability and straightforward integration of this 3‑pole, bolt-on breaker. It’s an excellent choice when you need a robust solution for distributing power safely across multiple 3‑phase circuits in offices, retail spaces, small manufacturing areas, and healthcare or data-adjacent environments where downtime isn’t an option.\u003c\/p\u003e \u003ch2\u003ePractical use cases\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eReplacing aging or damaged breakers in existing Siemens panelboards to restore dependable protection without rewiring an entire panel.\u003c\/li\u003e \u003cli\u003eFeeding critical 3‑phase equipment such as HVAC systems, motors, and conveyors in commercial or light industrial settings.\u003c\/li\u003e \u003cli\u003eUpgrading a distributed power configuration in new-build or retrofit projects where a rigid, vibration-resistant connection is beneficial.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eTechnical snapshot\u003c\/h2\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: HFXD63B150\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: 150 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\u003c\/strong\u003e: Bolt-on\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication\u003c\/strong\u003e: Branch circuit overcurrent and short-circuit protection in panelboards and load centers\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eEquip your electrical distribution with a breaker that pairs Siemens reliability with practical, real-world performance. The HFXD63B150 is built to protect the power you rely on, where it matters most — in your panelboards and load centers.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46349804961954,"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_aa8b91fe-0602-4b7d-ab12-fc2418d7dc31.png?v=1764157291","url":"https:\/\/www.ampstate.com\/products\/siemens-hfxd63b150-150a-600v-3-pole-bolt-on-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}