EGH3125FFGV 125Amp Circuit Breaker

EGH3125FFGV - 125 Amp Circuit Breaker

If you're looking for a circuit breaker that simply does its job day in, day out, without question the Eaton EGH3125FFGV is exactly that kind of workhorse. Built for serious electrical protection in commercial and industrial environments, this 125-amp, three-pole molded case circuit breaker is designed to keep your systems running safely and efficiently. It handles high-voltage applications up to 600Y/347 Vac with ease, while its strong interrupting capacity gives you confidence when fault conditions occur. Whether you're protecting equipment, minimizing downtime, or ensuring compliance, this breaker fits seamlessly into demanding setups without taking up unnecessary space. What makes this model especially appealing is how it balances performance and practicality. The compact design allows for easier installation in tight panels, while the precision-calibrated trip unit ensures consistent response when it matters most. It’s part of Eaton’s trusted Series G lineup known for reliability and long service life making it a smart choice for professionals who don’t want surprises in their electrical infrastructure.

Key Features and Benefits

• Dependable Protection You Can Trust: 125A rating with a T186 trip unit for accurate and consistent circuit interruption
• Handles High Fault Currents: Interrupting capacity up to 35 kAIC at 600Y/347 Vac ensures protection in demanding systems
• Designed for Real-World Installations: Compact size makes it easier to fit into crowded electrical panels
• Three-Phase System Ready: Three-pole configuration ideal for commercial and industrial power distribution
• Straightforward Installation: Line and load terminals provide secure, hassle-free connections
• Performs in Warmer Environments: Calibrated at 50°C for reliable operation under higher ambient temperatures

Technical Specifications

• Catalog Number: EGH3125FFGV
  
• Product Type: Molded Case Circuit Breaker (Complete Breaker)
  
• Series: Series G
  
• Frame Type: EG
  
• Amperage Rating: 125 Amps
  
• Voltage Rating: 600Y/347 Vac
  
• Frequency Rating: 50/60 Hz
  
• Number of Poles: 3
  
• Trip Type: T186
  
• Interrupt Rating:
  • 35 kAIC @ 600Y/347 Vac
  • 65 kAIC @ 480 Vac
  • 100 kAIC @ 240 Vac
• Dimensions:
  • Length: 2.99 in
  • Width: 3 in
  • Height: 5.5 in
• Weight: 3 lb
  
• Mounting Hardware: Metric
  
• Terminals: Line and Load
  

Material Compliance and Certifications

• UL Listed – Meets U.S. safety standards for electrical equipment
• CSA Certified – Approved for use in Canadian installations
• IEC Rated – Suitable for international applications
• CE Marked – Complies with European safety and performance requirements

Where It Works Best

The Eaton EGH3125FFGV fits naturally into commercial buildings, industrial facilities, and critical power systems where reliability isn’t negotiable. It’s especially useful in three-phase distribution panels, motor control centers, and high-voltage applications that demand consistent protection. If you’re managing a facility where downtime costs money—or safety is on the line—this breaker delivers the kind of steady, predictable performance you want in place.