Siemens HFXD63B200 - 200 A, 600 V, 3-Pole Bolt-On Circuit Breaker | AmpState

Siemens HFXD63B200 is a 200 A, 600 V, 3-pole bolt-on molded case circuit breaker designed to deliver reliable branch-circuit protection in panelboards and load centers. Built to withstand vibration and maintain a solid bus connection, this MCCB is a smart choice for residential, commercial, and light industrial installations.

• Bolt-on mounting for a rigid, vibration-resistant bus connection — ensures consistent electrical contact and minimizes the risk of loose connections in demanding environments.
• Thermal-magnetic trip unit — provides stable, repeatable protection by combining thermal overload sensing with instantaneous magnetic trip for short circuits.
• 3-pole, 200 A, 600 V rating — supports three-phase loads with robust overcurrent and short-circuit protection up to 600 V.
• OEM panel compatibility — designed to work seamlessly with Siemens load centers and panelboards for smooth replacements and upgrades.
• Versatile application — ideal for new builds or retrofits in residential, commercial, and light-industrial settings where dependable protection is critical.

Technical snapshot

• Manufacturer: Siemens
• Part Number: HFXD63B200
• Type: Thermal-magnetic molded case circuit breaker (MCCB)
• Amperage: 200 A
• Voltage: 600 V
• Poles: 3
• Mounting: Bolt-on
• Application: Branch circuit overcurrent and short-circuit protection

What makes this breaker stand out is its combination of secure mechanical mounting and precise protection characteristics. In installations where uptime and reliability matter, the HFXD63B200 delivers a predictable protection curve, a tight bus interface, and a design that aligns with Siemens’ panel ecosystems—reducing configuration risk and simplifying maintenance.

Ideal use cases

• Three-phase distribution in new residential subpanels requiring reliable 200 A protection
• Commercial panelboards safeguarding motors, HVAC equipment, and controls
• Light-industrial environments where vibration and dynamic loads demand a robust, secure connection
• Repairs or replacements within Siemens panel systems to preserve system compatibility

Installation and care tips

• Ensure proper torque on mounting bolts to maintain a solid bus connection
• Verify compatibility with your panelboard’s bus configuration and upstream protection coordination
• Store breakers in a clean, dry environment to prevent corrosion and preserve performance

Available through AmpState, the Siemens HFXD63B200 combines industry-leading reliability with OEM-aligned compatibility, making it a practical, long-term solution for protecting essential electrical loads in a wide range of service environments.