Eaton FAZ-B4-2 - 4 A, 480 V, 2-Pole Circuit Breaker | AmpState

The Eaton FAZ-B4-2 is a compact 4A, 480V, 2-pole molded-case circuit breaker designed to deliver dependable branch-circuit protection in panelboards and load centers. Its streamlined profile makes efficient use of panel space, while the thermal-magnetic trip unit provides stable, repeatable protection against both overloads and short circuits.

Why the FAZ-B4-2 stands out

• Space-efficient molded-case design that frees up room for additional circuits in crowded panels.
• Thermal-magnetic trip unit delivers reliable protection by combining thermal overload sensing with immediate magnetic trip for rapid response to short circuits.
• Engineered for seamless compatibility with matching Eaton OEM load centers and panelboards, simplifying installation and maintenance.
• Versatile across residential, commercial, and light industrial applications where 480V systems are in use.

Technical specifications

• Manufacturer: Eaton
• Part Number: FAZ-B4-2
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 4 A
• Voltage Rating: 480 V
• Number of Poles: 2
• Application: Branch circuit overcurrent and short-circuit protection

Ideal use scenarios

• Upgrading or replacing two-pole breakers in Eaton panelboards and load centers to protect low-current branches operating at 480V.
• Installing in new or retrofit projects where panel space is at a premium and reliable protection is essential.
• Protecting lighting, control circuits, and small equipment in light industrial facilities or commercial spaces that operate at 480V.