Eaton FAZ-K63/3 - 63 A, 480 V, 3-Pole Circuit Breaker | AmpState

Discover dependable branch circuit protection with the Eaton FAZ-K63/3, a 63A, 480V, 3-pole molded-case circuit breaker designed for panelboards and loadcenters. Its compact form optimizes space in crowded electrical enclosures while delivering reliable overcurrent and short‑circuit protection when you need it most.

Why electricians and facility managers choose the FAZ-K63/3

• Compact molded-case design minimizes panel depth and frees up space for wiring and future expansion.
• Thermal-magnetic trip unit provides stable, repeatable protection across a range of loads and fault conditions, helping prevent nuisance trips.
• Three-pole, 480V operation ideal for three-phase systems common in commercial and light industrial setups.
• OEM-compatible compatibility ready to drop into matching load centers and panelboards, simplifying replacement or upgrades.
• Versatile application suitable for residential, commercial, and light industrial circuits requiring reliable branch protection.

Technical specifications

• Manufacturer: Eaton
• Part Number: FAZ-K63/3
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 63 A
• Voltage Rating: 480 V
• Number of Poles: 3
• Application: Branch circuit overcurrent and short-circuit protection

Practical use cases

Use the FAZ-K63/3 as primary protection for 3‑phase feeders feeding motor loads, HVAC equipment, or lighting and receptacle circuits in commercial spaces. It’s also suitable for service panels in small to mid-size industrial environments where space is at a premium and reliable protection is a must. When upgrading or expanding existing panelboards, the FAZ-K63/3’s OEM compatibility makes swapping in straightforward without reconfiguring the entire distribution scheme.

Tips for installation and operation

• Confirm the panelboard or load center is designed for 480 V, 3‑pole protection with a 63 A rating and that the FAZ-K63/3 matches the OEM part requirements.
• Ensure proper torque on terminals per manufacturer guidelines and verify the trip unit responds correctly during testing.
• Plan wiring to minimize vibration and ensure solid long-term performance in high‑demand environments.

Choosing the Eaton FAZ-K63/3 means relying on a trusted, mission‑critical component from a brand known for durable electrical protection. Its combination of compact design, precise thermal-magnetic protection, and OEM compatibility delivers dependable performance where space and reliability matter most.

Shop with AmpState for genuine Eaton parts and fast processing, so your panel renovations or new installs stay on schedule.