Eaton FAZ-D40/3 - 40 A, 480 V, 3-Pole Circuit Breaker | AmpState

Meet the Eaton FAZ-D40/3 — a 40A, 480V, 3-pole molded case circuit breaker purpose-built for reliable branch circuit protection in panelboards and loadcenters. This compact device delivers precise overcurrent and short-circuit protection where it matters most, keeping electrical systems safe and running smoothly.

Why this breaker stands out is its combination of space efficiency and dependable protection. The compact molded case design maximizes panel utilization, letting you fit more circuits into the same footprint without sacrificing performance. Its thermal-magnetic trip unit provides stable, repeatable protection curves, reducing nuisance trips while delivering fast response to fault conditions.

• Three-pole, 480V design — ideal for three-phase systems common in commercial and light industrial applications, safeguarding motors, drives, and other demanding loads.
• OEM-level compatibility — engineered to be compatible with matching Eaton OEM loadcenters and panelboards, ensuring proper fit, coordination, and ease of maintenance.
• Versatile application — appropriate for residential, commercial, and light industrial settings where dependable overcurrent and short-circuit protection is essential.

Technical snapshot

• Manufacturer: Eaton
• Part Number: FAZ-D40/3
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 40A
• Voltage Rating: 480V
• Number of Poles: 3
• Application: Branch circuit overcurrent and short-circuit protection

Practical use scenarios illustrate its value: installing in 3-phase panelboards in small to mid-sized commercial spaces, protecting 480V equipment like conveyors or HVAC drives, or upgrading legacy panels where space is at a premium but reliable protection is non-negotiable. This FAZ-D40/3 helps you maintain panel density without compromising safety or performance.

Tips for optimal results: verify panel compatibility with Eaton loadcenters before installation, ensure proper mounting and secure connections, and follow local electrical codes. With its predictable trip behavior and robust design, the FAZ-D40/3 provides peace of mind for everyday operations and longer-term reliability in your electrical infrastructure.