ED43B025L - 25Amp Circuit Breaker

ED43B025L - 25 Amp Circuit Breaker

The ED43B025L molded case circuit breaker is designed to deliver dependable circuit protection in commercial and industrial electrical distribution systems. Built on the ED4 frame platform, this 3-pole, 25-amp breaker provides consistent overcurrent and short-circuit protection for three-phase applications. With an interrupting capacity of 18kA at 480VAC and 65kA at 240VAC, it is well-suited for systems where reliable fault interruption is essential for equipment protection and operational safety. Rated for 40°C operation and HACR applications, the ED43B025L supports HVAC equipment and other demanding loads. This Sentron-style molded case breaker includes both line- and load-side terminals, allowing straightforward installation, and it is approved for reverse feed applications, offering added flexibility in panel configurations. Its compact profile and dependable performance make it a practical choice for maintaining electrical system integrity in a wide range of installations.

Key Features and Benefits

• 25 Amp Continuous Protection – Designed to safeguard circuits from overloads and short circuits in three-phase systems.
• 3-Pole Configuration – Provides balanced protection across all phases in commercial and industrial distribution setups.
• High Interrupting Capacity – Rated 18kA at 480VAC and 65kA at 240VAC for dependable fault interruption.
• ED4 Frame Design – Compatible with ED4 frame equipment and panelboard configurations.
• HACR Rated – Suitable for heating, air conditioning, and refrigeration equipment applications.
• Reverse Feed Suitable – Approved for installations where power supply direction may be reversed.
• Included Line and Load Terminals – Helps simplify installation and electrical connections.
• 40°C Ambient Rating – Built to operate reliably in typical electrical room conditions.

Technical Specifications

• Part Number: ED43B025L
  
• Amperage Rating: 25 Amps
  
• Poles: 3
  
• Frame Type: ED4
  
• Interrupting Rating:
  • 18kA @ 480VAC
  • 65kA @ 240VAC
• Ambient Temperature Rating: 40°C
  
• Breaker Type: Sentron Style Molded Case Circuit Breaker
  
• Terminal Type: Line and Load Side Terminals Included
  
• Reverse Feed: Suitable for Reverse Feed Applications
  
• Approximate Shipping Weight: 3.0 lbs
  
• Height: 6.35 in.
  

Material Compliance and Certifications

• Industry Standards: The ED43B025L circuit breaker is manufactured to meet industry-recognized electrical safety and performance standards commonly required for molded case circuit breakers used in commercial and industrial power distribution systems.
• HACR Certification: HACR certification confirms suitability for HVAC equipment circuits, helping ensure compatibility with heating, air-conditioning, and refrigeration installations.
• Operational Reliability: Components are designed for reliable operation within rated electrical and environmental conditions.
  

Where It Works Best

• The ED43B025L 25A 3-pole breaker is well-suited for commercial buildings, industrial facilities, HVAC systems, and electrical distribution panels that require dependable three-phase protection.
• It performs effectively in panelboards, switchboards, and load centers where ED4 frame breakers are specified.
• Contractors, maintenance professionals, and facility managers often rely on this type of breaker for protecting motor loads, mechanical equipment circuits, and building infrastructure systems that demand consistent electrical protection and straightforward installation.