ED41B040L - 40Amp Circuit Breaker

ED41B040L - 40 Amp Circuit Breaker

The ED41B040L molded case circuit breaker is designed to provide dependable overcurrent protection for commercial and industrial electrical distribution systems. Built in the trusted Sentron™ style ED4 frame, this 40-amp, single-pole breaker delivers reliable circuit protection in applications where consistent performance and safety are essential. With a 22kA interrupting capacity at 277VAC and 65kA at 120VAC, it helps safeguard electrical equipment and branch circuits from overloads and short circuits. The breaker includes line and load-side terminals for straightforward installation and is suitable for reverse feed, offering additional flexibility during panel configuration or maintenance work. Rated for 40°C operation and HACR applications, the ED41B040L is a practical choice for professionals seeking dependable protection in demanding electrical environments.

Key Features and Benefits

• 40 Amp Continuous Protection: Designed to manage branch circuits requiring stable and dependable overcurrent protection.
• Single-Pole Configuration: Ideal for single-phase circuits in commercial and industrial distribution panels.
• High Interrupting Capacity: Rated 22kA at 277VAC and 65kA at 120VAC for dependable fault interruption.
• Sentron™ Style ED4 Frame Design: Built for compatibility with systems designed for ED4-frame molded case breakers.
• HACR Rated: Suitable for use with heating, air conditioning, and refrigeration equipment.
• Reverse Feed Capable: Can be installed in reverse feed applications when system design requires it.
• Included Line and Load Terminals: Simplifies installation and reduces the need for additional hardware.
• Designed for 40°C Environments: Supports reliable operation in standard commercial electrical rooms.
  

Technical Specifications

• Part Number: ED41B040L
  
• Amperage Rating: 40 Amps
  
• Number of Poles: 1
  
• Frame Type: ED4
  
• Interrupting Capacity:
  • 22kA @ 277VAC
  • 65kA @ 120VAC
• Operating Temperature Rating: 40°C
  
• Breaker Type: Sentron Style Molded Case Circuit Breaker
  
• Included Components: Line and load-side terminals
  
• Reverse Feed: Suitable
  
• Approximate Shipping Weight: 1.0 lb
  
• Dimensions (Height): 6.35 in
  

Material Compliance and Certifications

• Industry Electrical Safety and Performance Standards: The ED41B040L circuit breaker is manufactured to meet industry electrical safety and performance standards typically associated with molded case circuit protection equipment.
• UL and Recognized Electrical Safety Requirements: These breakers are commonly produced in accordance with UL and other recognized electrical safety requirements, ensuring dependable operation in commercial and industrial electrical systems when installed according to applicable codes and manufacturer guidelines.
  

Where It Works Best

• The ED41B040L 40A circuit breaker is commonly used in commercial panelboards, industrial control panels, and facility power distribution systems where reliable single-pole protection is required. Its HACR rating makes it particularly suitable for circuits supporting HVAC systems, refrigeration equipment, and mechanical systems, while the strong interrupting capacity supports use in environments where higher available fault currents may be present. Electricians and maintenance professionals often choose ED-frame breakers like this for retrofits, equipment maintenance, and new installations requiring dependable molded case circuit protection.