ED3125LA06S02 - 125Amp Circuit Breaker

ED3125LA06S02 - 125Amp Circuit Breaker

Looking for a circuit breaker that does more than just protect your system? The Eaton ED3125LA06S02 Series C molded case circuit breaker is built to deliver dependable overcurrent protection while also giving you the added control features many modern electrical systems require. Whether you're upgrading, replacing, or maintaining equipment, this 125 Amp, 3-pole breaker offers a smart combination of performance and convenience.

What sets this model apart is its factory-installed accessories. It comes equipped with a 12–24 VAC/DC rear-mounted shunt trip, allowing for remote tripping when needed, along with a 1A-1B rear-mounted auxiliary switch that provides real-time breaker status indication. These features make it easier to integrate into systems that rely on automation, monitoring, or emergency shutdown capabilities—saving time and simplifying installation.

Key Features and Benefits

• 125 Amp complete molded case circuit breaker
• Three-pole configuration for compatible three-phase electrical systems
• Eaton Series C ED-frame design for easy form, fit, and functional replacement
• T186 thermal-magnetic trip unit helps protect against overloads and short circuits
• Factory-installed 12–24 VAC/DC rear-mounted shunt trip with left pigtail for remote tripping capability
• Factory-installed 1A-1B rear-mounted auxiliary switch with right pigtail for remote breaker status indication
• Rated for 240VAC, 125VDC, and 50/60 Hz operation
• 65 kAIC interrupting rating at 240VAC
• Includes factory-installed line and load terminals for easier installation
• Built for long-term performance in commercial and industrial environments
• UL Listed for recognized safety compliance
  

Technical Specifications

• Manufacturer: Eaton
  
• Catalog Number: ED3125LA06S02
  
• Product Type: Molded Case Circuit Breaker
  
• Series: Series C
  
• Circuit Breaker Type: ED
  
• Frame Type: Complete Breaker
  
• Frame Size: F Frame
  
• Amperage Rating: 125 Amps
  
• Voltage Rating: 240VAC, 125VDC
  
• Frequency Rating: 50/60 Hz
  
• Number of Poles: 3
  
• Trip Type: T186 Thermal-Magnetic
  
• Interrupt Rating: 65 kAIC at 240VAC
  
• Shunt Trip: 12–24 VAC/DC, Rear Mounted, Left Pigtail
  
• Auxiliary Switch: 1A-1B, Rear Mounted, Right Pigtail
  
• Terminals: Line and Load
  
• Dimensions:
  • Length: 3.38 in.
  • Width: 4.13 in.
  • Height: 6.00 in.
• Weight: 4.5 lb
  
• UPC: 786679116937
  

Material Compliance and Certifications

• When it comes to electrical equipment, safety and compliance are critical. The Eaton ED3125LA06S02 is UL Listed, meeting established industry standards for molded case circuit breakers. To ensure proper performance and safety, it's important to match replacement breakers with the original system specifications—including frame size, amperage, voltage rating, interrupting capacity, pole configuration, trip unit, and installed accessories.
• For best results, installation should always be handled by qualified electrical professionals and performed in accordance with the National Electrical Code (NEC) and all applicable local regulations.
  

Where It Works Best

• Panelboards and switchboards designed for Eaton ED-frame breakers
• Manufacturing facilities and industrial processing equipment
• Commercial buildings and office complexes
• HVAC systems and mechanical equipment
• Motor control centers
• Pumps, compressors, conveyors, and other three-phase machinery
• Electrical systems requiring remote shunt trip functionality
• Applications that benefit from auxiliary switch status indication for monitoring or control circuits
• Maintenance and repair projects requiring a form, fit, and functional replacement