ET4034 - 40Amp Circuit Breaker

ET4034 - 40Amp Circuit Breaker

When replacing a circuit breaker, the best choice is one that matches the original equipment. The ET4034 is a 40 Amp, 3-pole Type F molded case circuit breaker rated for 480VAC applications with a 14kA interrupting capacity. If your existing system calls for these specifications, this breaker is designed to provide the proper form, fit, and function without requiring changes to the installation.

Built for 40°C ambient operation, the ET4034 is commonly used in commercial and industrial electrical distribution systems where dependable circuit protection is needed. Its molded case construction is built to last, making it a practical option for routine maintenance, equipment repairs, and replacing worn or damaged breakers.

Key Features and Benefits

• 40 Amp current rating
• Three-pole configuration for three-phase electrical systems
• Type F molded case circuit breaker
• Rated for 480VAC applications
• 14kA interrupting capacity at 480VAC
• Suitable for operation in 40°C ambient environments
• Molded case construction built to last
• Form, fit, and functional replacement for compatible equipment
• Provides overload and short-circuit protection
  

Technical Specifications

• Part Number: ET4034
  
• Product Type: Molded Case Circuit Breaker
  
• Type: F
  
• Amperage: 40 Amps
  
• Poles: 3
  
• Voltage Rating: 480VAC
  
• Interrupting Capacity: 14kA @ 480VAC
  
• Ambient Temperature Rating: 40°C
  
• Dimensions:
  • Height: 10.00 in.
  • Width: 4.50 in.
  • Depth: 4.00 in.
• Approximate Shipping Weight: 11 lbs.
  

Material Compliance and Certifications

• Before installing the ET4034, verify that the amperage, voltage rating, interrupting capacity, pole configuration, and Type F classification match the equipment you're servicing.
• Using a breaker with the correct specifications helps preserve the original design and operation of the electrical system.
• Installation should always be completed by qualified personnel and in accordance with applicable electrical codes and manufacturer recommendations.
  

Where It Works Best

The ET4034 is a good fit for 480 VAC electrical distribution systems in commercial buildings, manufacturing facilities, industrial plants, and similar environments. It's intended as a form, fit, and functional replacement for compatible equipment requiring a 40 Amp, 3-pole Type F molded case circuit breaker.