ED42B100L - 100Amp Circuit Breaker

ED42B100L - 100 Amp Circuit Breaker

The ED42B100L circuit breaker is a dependable 2-pole, 100-amp molded case circuit breaker designed for protecting electrical distribution systems from overloads and short circuits. Built in the ED4 frame style, this Sentron-style breaker delivers dependable performance in commercial and industrial electrical panels where consistent protection is essential. With an interrupting capacity of 18kA at 480VAC and 65kA at 240VAC, it helps safeguard equipment and wiring from damaging fault currents while supporting safe system operation.

Designed for flexibility in installation, the ED42B100L includes line- and load-side terminals and is suitable for reverse feed applications, allowing electricians and maintenance professionals to integrate it into a wide range of panelboard and switchboard configurations. The breaker is also HACR rated, making it suitable for heating, air-conditioning, and refrigeration equipment circuits. Built to operate at 40°C ambient conditions, it provides reliable protection in demanding electrical environments where durability and consistent trip performance matter.

Whether used for equipment protection, branch circuit protection, or facility electrical distribution, the ED42B100L offers the dependable performance professionals expect from a molded case circuit breaker engineered for modern power systems.

Key Features and Benefits

• 100 Amp, 2-Pole Configuration – Provides effective protection for 240V and 480V electrical systems.
• High Interrupting Capacity – Rated 18kA at 480VAC and 65kA at 240VAC to safely interrupt high fault currents.
• ED4 Frame Design – Compatible with panelboards and distribution systems designed for ED4 frame breakers.
• HACR Rated – Suitable for heating, air-conditioning, and refrigeration equipment circuits.
• Reverse Feed Capable – Supports flexible installation configurations in electrical systems.
• Line and Load Terminals Included – Helps streamline installation and reduce setup time.
• Dependable Molded Case Construction – Built to handle demanding electrical environments while maintaining consistent protection.

Technical Specifications

• Part Number: ED42B100L
  
• Breaker Type: Sentron Style Molded Case Circuit Breaker
  
• Poles: 2
  
• Amperage Rating: 100A
  
• Frame Type: ED4
  
• Interrupting Rating:
  • 18kA @ 480VAC
  • 65kA @ 240VAC
• Ambient Temperature Rating: 40°C
  
• HACR Rated: Yes
  
• Terminals: Line and Load-Side Terminals Included
  
• Reverse Feed: Suitable
  
• Approximate Height: 6.35 in
  
• Ship Weight: 2.0 lbs
  

Material Compliance and Certifications

• Industry Standards: The ED42B100L molded case circuit breaker is manufactured to meet widely recognized electrical industry standards for safety and performance. Components are designed for use in commercial and industrial power distribution systems where compliance with established electrical codes and equipment standards is required. Always verify installation according to applicable local electrical codes and system specifications.
  

Where It Works Best

• The ED42B100L 100A circuit breaker is well-suited for electrical systems that require dependable branch or feeder circuit protection, including:
• Commercial building panelboards
• Industrial electrical distribution systems
• HVAC and refrigeration equipment circuits
• Equipment disconnect and protection applications
• Facility maintenance and electrical retrofit projects