Eaton FAZ-B3/2-NA Circuit Breaker, 3A, 2-Pole, 277V

Meet the Eaton FAZ-B3/2-NA Circuit Breaker — a purpose-built protection device crafted for industrial electrical service, routine maintenance, and replacement projects. With a compact 2-pole design, it delivers precise 3-ampere protection for 277-volt circuits, safeguarding control panels, feeders, and small-machine loads in demanding environments.

Key specifications

• Manufacturer: Eaton
• Part Number: FAZ-B3/2-NA
• Product Type: Circuit Breaker
• Amperage Rating: 3 A
• Poles: 2
• Voltage: 277 V

Ideal applications and scenarios

• Protection for small-control circuits, lighting feeders, and auxiliary loads in industrial facilities, warehouses, and manufacturing environments.
• Replacement in existing Eaton panel systems where a 3 A, 2-pole, 277 V breaker is specified.
• Maintenance projects that require a reliable, drop-in compatible unit with established performance in rugged conditions.

Why this Eaton breaker stands out

Designed for reliability in demanding surroundings, the FAZ-B3/2-NA combines a straightforward 2-pole configuration with a precise 3 A rating, making it ideal for protecting smaller circuits without unnecessary interruptions. Its 277-volt compatibility expands its usefulness in commercial and light-industrial electrical installations where higher voltage systems are common.

Compatibility note: Verify fit by part number and application requirements before purchase. If you’re unsure about compatibility with your panel or application, send us a message and we’ll help confirm whether the FAZ-B3/2-NA is the right match for your setup.

In practice, this breaker helps electrical teams reduce downtime by ensuring fast, accurate protection for critical circuits, while offering a straightforward path for replacement or retrofit projects. Use it with confidence in environments where precise overcurrent protection and dependable performance are essential.