ED42B080L - 80Amp Circuit Breaker

ED42B080L - 80 Amp Circuit Breaker

The ED42B080L molded case circuit breaker is designed to provide dependable protection in commercial and industrial electrical systems where stable power distribution is critical. With an 80-amp rating and a 2-pole configuration, this breaker helps protect circuits from overloads and short circuits while maintaining consistent electrical performance. Built on the ED4 frame platform, it fits a wide range of compatible panelboards and distribution equipment used in modern facilities.

This breaker features a high interrupting capacity of 65kA at 240VAC and 18kA at 480VAC, allowing it to safely clear high fault currents that can occur in demanding electrical environments. The Sentron-style molded case design supports long service life and dependable operation in day-to-day applications. Rated for 40°C operation, the breaker performs well in standard electrical rooms and equipment enclosures. For added flexibility during installation, the unit includes line and load-side terminals and is approved for reverse feed use, making it suitable for different panel layouts and system designs. In addition, the HACR rating makes it a practical option for circuits connected to heating, air conditioning, and refrigeration equipment.

Key Features and Benefits

• 80 Amp Current Rating: 80 Amp Current Rating for reliable protection of medium-capacity electrical circuits
• 2-Pole Breaker Design: 2-Pole Breaker Design suitable for many commercial and industrial power systems
• High Interrupting Rating: High Interrupting Rating of 65kA at 240VAC and 18kA at 480VAC
• ED4 Frame Compatibility: ED4 Frame Compatibility designed to fit matching electrical distribution equipment
• HACR Rated: HACR Rated for heating, air conditioning, and refrigeration circuits
• Reverse Feed Approved: Reverse Feed Approved for flexible installation options
• Included Line and Load Terminals: Included Line and Load Terminals simplify wiring during installation
• Engineered for 40°C Environments: Engineered for 40°C Environments commonly found in electrical equipment rooms
  

Technical Specifications

• Part Number: ED42B080L
  
• Frame Type: ED4
  
• Poles: 2
  
• Amperage Rating: 80 Amps
  
• Voltage Rating: Up to 480VAC
  
• Interrupting Capacity:
  • 65kA @ 240VAC
  • 18kA @ 480VAC
• Temperature Rating: 40°C
  
• Breaker Type: Sentron Style Molded Case Circuit Breaker
  
• Terminal Configuration: Line and load-side terminals included
  
• Reverse Feed: Suitable for reverse feed applications
  
• Approximate Weight: 2.0 lbs
  
• Approximate Height: 6.35 in.
  

Material Compliance and Certifications

• Industry Standards: The ED42B080L circuit breaker is manufactured to meet commonly accepted safety and performance standards for molded case circuit breakers used in commercial and industrial power distribution systems.
• HACR Rating: Its HACR rating confirms suitability for circuits associated with heating, air conditioning, and refrigeration equipment. The design and materials support dependable operation in electrical distribution panels, switchboards, and related equipment used in modern facilities.
  

Where It Works Best

• This 80A ED4 frame breaker is commonly used in commercial buildings, industrial facilities, and HVAC systems where reliable circuit protection is required. It is well-suited for panelboards, switchboards, and load centers that support lighting systems, mechanical equipment, HVAC units, and other essential building infrastructure. Electricians, contractors, and maintenance teams often install this breaker when servicing or upgrading electrical distribution systems that require dependable molded case protection.