Siemens | HFXD63B110L | Circuit Breaker | 110A | 3-Pole | 600V

Siemens HFXD63B110L is a purpose-built circuit breaker designed to protect three-phase power systems with precision. With a 110-amp rating, a 3-pole configuration, and a 600-volt maximum, this device is tailored for maintenance, retrofit, and replacement projects where exact specifications matter and reliable protection is non-negotiable.

Key specifications

• Amperage: 110 A
• Poles: 3-Pole
• Voltage rating: 600 V
• Part number: HFXD63B110L

Why choose this Siemens breaker

Designed to be a drop-in solution for compatible Siemens panels, the HFXD63B110L offers dependable protection for 3-phase loads in industrial and commercial settings. The exact part number is the best reference for compatibility, helping you avoid mismatches during maintenance or retrofit work. This breaker is built to maintain electrical continuity in systems that demand a precise 110 A protective limit across all three phases, reducing the risk of overload and unplanned downtime.

Ideal use cases

• Maintenance and service upgrades for existing Siemens panels that require 110 A, 3-pole protection.
• Retrofit projects involving 600 V three-phase distribution networks where exact specifications matter.
• Replacement of worn or failed breakers in installations that rely on Siemens’ HFXD63B110L compatibility.

Compatibility and installation notes

Before ordering, confirm fit and ratings to ensure seamless replacement. The part number HFXD63B110L is the most reliable reference for compatibility, so cross-check it against your panel documentation and service requirements. This approach helps preserve panel protection schemes and minimizes compatibility issues during maintenance or upgrades.

Choose the Siemens HFXD63B110L for precise, trustworthy protection in 600 V three-phase systems, backed by Siemens’ legacy of reliability and support.