QO240GFI - 40 Amp Circuit Breaker

QO240GFI - 40 Amp Circuit Breaker

The QO240GFI 40 Amp Circuit Breaker is designed to give you dependable protection for your home or business electrical systems. Part of Schneider Electric’s popular QO series, this breaker helps keep circuits safe by quickly shutting off power in the event of an overload, short circuit, or ground fault. With its 2-pole configuration and compatibility with 120/240VAC systems, it’s a solid choice for both residential panels and commercial applications where safety matters most. The added 6mA ground fault protection with a pigtail connection makes it an excellent option for areas that need extra protection from electrical hazards.

Key Features and Benefits

• Ground Fault Detection: Helps protect people and property by detecting ground faults as low as 6mA, reducing the risk of electrical shock or fire.
• Reliable Circuit Protection: Safeguards your electrical wiring and devices from overloads and short circuits.
• Simple Installation: Plug-on neutral design makes setup faster and easier, saving time during installation.
• Quick Diagnostics: The VisiTrip indicator clearly shows when the breaker has tripped, helping with fast troubleshooting.
• Built to Last: Made from quality materials to ensure consistent performance over time.

Technical Specifications

• Current Rating: 40 Amp
• Voltage Rating: 120/240 VAC
• Number of Poles: 2
• Interrupt Rating: 10 kA at 120/240 VAC
• Mounting Type: Plug-in
• Ground Fault Protection: Class A 6mA with pigtail connection
• Wire Size: AWG 12–4 (aluminum), AWG 14–6 (copper)
• Dimensions: 4.1" (H) × 1.5" (W) × 2.9" (D)
• Weight: 1.03 lbs (0.47 kg)
• Tightening Torque: 44.3 lbf.in (5 N.m)

Material Compliance and Certifications

• Environmental Standards: Meets RoHS and REACh environmental standards, meaning it’s free from hazardous substances.
• Certifications: UL Listed and CSA Certified, so you know it meets strict safety and performance requirements.

Where It Works Best

• The QO240GFI is ideal for both new builds and electrical panel upgrades. It’s commonly used in homes, small businesses, and other spaces that require dependable protection from ground faults and circuit overloads.