Eaton EGS1040FFG - 40 A, 240 V, 1-Pole Circuit Breaker | AmpState

Protect critical circuits with precision using the Eaton EGS1040FFG—a 40A, 240V, 1-pole molded case circuit breaker engineered for dependable branch circuit overcurrent and short-circuit protection in panelboards and loadcenters. Its compact design fits tighter spaces while delivering reliable performance for residential, commercial, and light industrial applications.

• Compact molded case design: Maximizes panel space without compromising protection, making it ideal for tight electrical enclosures and upgrade projects.
• Thermal-magnetic trip unit: Combines thermal and magnetic sensing to provide stable overcurrent protection and fast short-circuit clearing with repeatable results.
• OEM compatibility: Specifically engineered to pair with matching Eaton OEM loadcenters and panelboards, ensuring a seamless fit, consistent trip characteristics, and straightforward replacement.
• Versatile 1-pole 240V protection: Suited for single-hot-conductor circuits in residential, commercial, and light industrial settings that require reliable 40-amp protection at 240 volts.

Technical specifications

• Manufacturer: Eaton
• Part Number: EGS1040FFG
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 40 A
• Voltage Rating: 240 V
• Number of Poles: 1
• Application: Branch circuit overcurrent and short-circuit protection

Why this breaker stands out The EGS1040FFG isn’t just a protective device—it’s a thoughtful solution designed to preserve panel integrity and enhance reliability. The compact form factor helps keep panel layouts clean, while the thermal-magnetic trip unit minimizes nuisance trips by responding to both gradual heating and sudden faults. Because it’s designed to work with Eaton’s own loadcenters and panelboards, you get predictable protection characteristics, optimized coordination, and a plug‑in replacement that preserves your panel’s original performance profile.

Practical guidance for installation and use

• Install only in a compatible Eaton panelboard or loadcenter to maintain proper coordination and labeling.
• Torque the terminals to the manufacturer’s specification to ensure reliable electrical contact and minimize the risk of loose connections.
• Apply this 40 A, 240 V, 1-pole breaker to branch circuits that require robust protection for 240 V loads (such as dedicated equipment or multi-wire branch circuits with appropriate neutral handling as per code).