Eaton FAZ-B3-3N - 3 A, 480 V, 3-Pole Circuit Breaker | AmpState

Introducing the Eaton FAZ-B3-3N — a compact, 3 A, 480 V, 3-pole molded case circuit breaker engineered for dependable branch circuit protection in panelboards and load centers. Built by Eaton, a trusted name in electrical distribution, this breaker delivers precise protection where it matters most: safeguarding circuits and connected equipment in residential, commercial, and light industrial settings.

• Compact molded-case design — maximizes panel space and simplifies installation in tight enclosures, helping you keep layouts organized and scalable.
• Thermal-magnetic trip unit — provides stable, repeatable protection by reliably responding to overload conditions and short circuits, reducing nuisance trips and downtime.
• OEM-compatible performance — designed to pair with matching Eaton OEM load centers and panelboards for straightforward replacement and dependable operation.
• Versatile, three-pole protection — ideal for three-phase branch circuits in residential, commercial, and light industrial applications that require 3-pole protection at 480 V.

Technical specifications

• Manufacturer: Eaton
• Part Number: FAZ-B3-3N
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 3 A
• Voltage Rating: 480 V
• Number of Poles: 3
• Application: Branch circuit overcurrent and short-circuit protection

Why this matters for your electrical system

The FAZ-B3-3N combines a compact footprint with a reliable thermal-magnetic trip mechanism, delivering predictable protection across a range of operating conditions. For installers and facility managers, it offers a straightforward path to upgrading or expanding panelboard capacity without sacrificing safety or performance. Its compatibility with matching Eaton OEM load centers means you get cohesive operation and fewer integration issues during retrofits or new installations.

Use cases and ideal settings

• Residential panelboards where compact protection is needed without sacrificing circuit density.
• Commercial panelboards and load centers requiring dependable branch circuit protection for three-phase systems.
• Light industrial applications that demand reliable 3-pole protection at 480 V for motor control or distribution circuits.
• Replacement or retrofit scenarios within Eaton-compatible OEM panels to maintain consistent protection schemes.

With the Eaton FAZ-B3-3N, you’re choosing a purpose-built solution that aligns with real-world electrical needs: compact, reliable, and compatible protection for 3-pole 480 V systems across residential, commercial, and light industrial environments.