E43B025L - 25Amp Circuit Breaker

E43B025L - 25Amp Circuit Breaker

When maintaining an existing electrical distribution system, using the correct replacement breaker matters. The E43B025L is a 25 Amp, 3-pole molded case circuit breaker designed for applications requiring a compatible Type E43 circuit breaker. Whether you're replacing a damaged breaker, performing preventative maintenance, or keeping legacy equipment in service, this breaker provides the form, fit, and functional characteristics needed for compatible installations.

This molded case circuit breaker is HACR rated and designed for operation in 40°C ambient environments, making it suitable for qualifying heating, air conditioning, and refrigeration applications. The breaker includes both line-side and load-side terminals, which can help simplify installation in compatible equipment. Built to last and intended to support ongoing operation of existing electrical systems, the E43B025L is a practical replacement solution for facilities seeking to maintain original equipment specifications without system modifications.

Key Features and Benefits

• 25 Amp current rating
• 3-pole configuration for three-phase power systems
• Type E43 molded case circuit breaker
• Molded case design for branch and distribution circuit protection
• Includes both line-side and load-side terminals
• Interrupting capacity of 25kA at 240VAC
• Interrupting capacity of 18kA at 480VAC
• HACR rated for qualifying HVAC and refrigeration applications
• Designed for operation in 40°C ambient conditions
• Supports form, fit, and functional replacement requirements
• Suitable for maintaining existing electrical infrastructure
• Compatible with applications requiring a Type E43 breaker
• Built to last in demanding commercial and industrial environments
• Compact dimensions for installation in compatible equipment

Technical Specifications

• Part Number: E43B025L
  
• Type: E43
  
• Product Type: Molded Case Circuit Breaker
  
• Amperage Rating: 25 Amps
  
• Poles: 3
  
• A.I.C. Rating: 25kA @ 240VAC; 18kA @ 480VAC
  
• Operating Temperature: 40°C
  
• HACR Rated: Yes
  
• Included Accessories: Line-Side and Load-Side Terminals
  
• Width: 3.0 in
  
• Height: 6.35 in
  
• Depth: 3.92 in
  
• Dimensions: 3.0"W x 6.35"H x 3.92"D
  
• Approximate Shipping Weight: 5.38 lbs
  

Material Compliance and Certifications

• The E43B025L molded case circuit breaker is HACR rated and intended for installation and operation within its published electrical specifications.
• Compatibility with the existing panelboard, switchboard, or other electrical distribution equipment should be verified before installation.
• Installation, inspection, testing, and maintenance should be performed by qualified personnel and in accordance with applicable electrical codes, manufacturer requirements, and site-specific regulations.

Where It Works Best

The E43B025L is commonly used in applications such as:

• Three-phase electrical distribution systems
• Commercial office buildings
• Industrial facilities and manufacturing plants
• HVAC and refrigeration equipment
• Electrical panelboards and switchboards
• Facility maintenance and repair projects
• Mechanical and process equipment
• Branch circuit protection applications
• Replacement projects requiring a compatible Type E43 circuit breaker