Eaton GFTCB120 - 20 A, 120 V, 1-Pole Plug-In Circuit Breaker | AmpState

The Eaton GFTCB120 is a 20A, 120V, 1-pole plug-in molded case circuit breaker designed to safeguard branch circuits in panelboards and load centers. Built for reliability, it delivers fast, hassle-free protection where it’s needed most—at the point of use in residential, commercial, and light industrial electrical systems.

• Fast, tool-free plug-in installation: The plug-in connection streamlines replacement and service, reducing downtime during panel maintenance and circuit upgrades.
• Thermal-magnetic trip unit: Combines thermal overload protection with magnetic short-circuit protection for stable, repeatable performance across a wide range of loads and fault conditions.
• OEM-compatible design: Engineered to work with matching Eaton panelboards and load centers, ensuring coordinated protection and dependable operation.
• Versatile for multiple environments: Ideal for residential service panels, commercial electrical rooms, and light industrial circuits that require reliable single-pole protection.
• Plug-in convenience: Eliminates cumbersome mounting processes, enabling easier maintenance, faster part swaps, and straightforward field servicing.

Technical specifications

• Manufacturer: Eaton
• Part number: GFTCB120
• Type: Thermal-magnetic molded case circuit breaker
• Amperage rating: 20A
• Voltage rating: 120V
• Number of poles: 1
• Mounting style: Plug-in
• Application: Branch circuit overcurrent and short-circuit protection

Who should consider the Eaton GFTCB120? Property owners and facility managers looking to modernize or maintain safe electrical distribution in homes, offices, retail spaces, and light industrial facilities. It’s especially valuable when you need a dependable, easy-to-replace protective device that aligns with existing Eaton panel systems and minimizes downtime during servicing.

Practical tips for use:

• Confirm your panelboard accepts a plug-in, single-pole 20A breaker from the GFT family to ensure proper fit and coordinated tripping characteristics.
• When replacing an older breaker, verify that the trip rating and voltage match your circuit requirements to maintain consistent protection.
• Keep spares on hand for quick swaps during routine maintenance or after a fault condition to minimize disruption.

Engineered for performance and ease of service, the Eaton GFTCB120 delivers precise protection where it matters—keeping circuits safe while simplifying installation and maintenance for technicians and homeowners alike.