Eaton FAZ-K16/3N 16A 480V Molded Case Circuit Breaker

Meet the Eaton FAZ-K16/3N—a compact 3-pole molded case circuit breaker rated at 16 A and 480 V. Built to deliver dependable branch circuit overcurrent and short-circuit protection, it’s the trusted choice for panelboards and loadcenters in demanding electrical environments.

Key features and benefits

• Compact molded case design maximizes panel space, helping you fit more circuits without crowding the enclosure.
• Thermal-magnetic trip unit delivers stable, repeatable protection by sensing both overload and short-circuit conditions, reducing nuisance trips and protecting downstream equipment.
• OEM-compatible fit designed to work seamlessly with matching Eaton OEM load centers and panelboards for straightforward replacement and reliable performance.
• Versatile application suited for residential, commercial, and light industrial environments—especially where 3-phase, 480 V circuits are present.

Practical use cases

• Protect 480 V 3-phase feeders in small to mid-size commercial spaces, such as data centers, retail complexes, and office buildings.
• Upgrade or replace aging breakers in Eaton-based panelboards to restore precise protection for motor and control circuits.
• Install in light industrial panels where space efficiency and reliable trip performance are critical for uptime.

Technical specifications

• Manufacturer: Eaton
• Part Number: FAZ-K16/3N
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 16 A
• Voltage Rating: 480 V
• Number of Poles: 3
• Application: Branch circuit overcurrent and short-circuit protection in panelboards and loadcenters

Why choose the Eaton FAZ-K16/3N

This 3-pole breaker pairs a space-saving design with precise protection characteristics. The thermal-magnetic trip mechanism ensures reliable response to both overloads and short circuits, helping prevent equipment damage and unplanned downtime. Its OEM compatibility means you can confidently integrate it into existing Eaton panel systems without compatibility concerns, while its 480 V rating makes it well-suited for commercial and light industrial power distribution. If you’re configuring a 3-phase 480 V distribution network, the FAZ-K16/3N delivers predictable protection, straightforward replacement, and long-term reliability.