E42B080L - 80Amp Circuit Breaker

E42B080L - 80 Amp Circuit Breaker

The E42B080L molded case circuit breaker is designed for dependable circuit protection in electrical distribution systems that require an 80 amp, 2-pole breaker within the E42 frame platform. Built to provide form, fit, and functional compatibility with existing equipment, this breaker helps protect wiring and connected devices from overloads and short circuits in commercial and industrial installations. With an interrupting rating of 18kA at 480VAC and 25kA at 240VAC, the E42B080L is suited for systems where maintaining the integrity of established electrical infrastructure is important. Rated for operation at 40°C and HACR applications, it is commonly used in HVAC-related circuits and other power distribution environments. The unit includes line- and load-side terminals, allowing straightforward installation when replacing or maintaining compatible legacy equipment. Molded case circuit breakers in this class are known for durable construction and are built to last in demanding electrical environments.

Key Features and Benefits

• 80 Amp Current Rating: Designed to provide overcurrent protection for circuits requiring an 80A breaker.
• 2-Pole Configuration: Suitable for protecting two-phase circuits in commercial and industrial electrical systems.
• E42 Frame Compatibility: Matches form, fit, and function requirements for installations designed around the E42 breaker frame.
• High Interrupting Capacity: Rated 18kA at 480VAC and 25kA at 240VAC for reliable fault interruption.
• HACR Rated: Approved for use in heating, air conditioning, and refrigeration applications.
• 40°C Operational Rating: Designed to operate within standard electrical equipment temperature conditions.
• Included Terminals: Comes with line and load-side terminals, simplifying replacement and installation.
• Molded Case Design: Provides dependable protection in distribution panels, switchboards, and similar equipment.

Technical Specifications

• Part Number: E42B080L
  
• Frame Type: E42
  
• Breaker Type: Molded Case Circuit Breaker
  
• Poles: 2
  
• Amperes: 80A
  
• Interrupting Rating:
  • 18kA @ 480VAC
  • 25kA @ 240VAC
• Temperature Rating: 40°C
  
• HACR Rated: Yes
  
• Terminals: Line and load-side terminals included
  
• Approximate Shipping Weight: 2.0 lbs
  
• Shipping Height: 6.35 in
  

Material Compliance and Certifications

• The E42B080L circuit breaker is manufactured for use in electrical distribution systems that follow standard industry safety and compliance practices. Molded case breakers of this type are commonly designed to meet recognized electrical protection and safety requirements, supporting safe operation in compatible panelboards and power distribution equipment when installed according to applicable electrical codes.

Where It Works Best

• The E42B080L 80A breaker is well suited for use in electrical systems where an E42 frame molded case breaker is specified. Typical applications include:
• Commercial building electrical panels
• Industrial distribution systems
• HVAC and refrigeration circuits requiring HACR-rated protection
• Maintenance and replacement projects involving existing E42-compatible equipment
• Power distribution equipment operating at 240VAC or 480VAC systems
• Because this breaker maintains the original form, fit, and functional characteristics of the E42 frame platform, it is often used when servicing or maintaining established electrical systems that require compatible replacement components.