EE3B040 - 40Amp Circuit Breaker

EE3B040 - 40Amp Circuit Breaker

When you're maintaining an existing electrical system, using the correct replacement breaker helps preserve the original design and keeps equipment operating as intended. The EE3B040 is a 40 amp, 3-pole Type EE3 molded case circuit breaker designed for use in compatible electrical distribution systems that require these exact electrical and mechanical specifications. Built to last, this breaker is well suited for replacing an existing EE3 unit without changing the original panel layout or equipment configuration.

Rated at 40 amps with a 10 kA interrupting capacity at 240 VAC, the EE3B040 is intended for applications where matching the original part number, frame type, and ratings is essential.

Key Features and Benefits

• 40 amp, 3-pole Type EE3 molded case circuit breaker
• 10kA interrupting rating at 240VAC
• Designed for form, fit, and functional replacement in compatible EE3 systems
• Helps maintain the original electrical system configuration without modification
• Molded case construction for enclosed circuit protection
• Built to last for long-term service in properly maintained electrical systems
• Rated for operation in ambient temperatures up to 40°C (104°F)
• Suitable for maintenance and replacement applications in existing commercial and industrial installations

Technical Specifications

• Part Number: EE3B040
  
• Type: EE3
  
• Amperage: 40 Amps
  
• Poles: 3
  
• Voltage Rating: 240VAC
  
• Interrupt Rating: 10kA @ 240VAC
  
• Operating Temperature: 40°C (104°F)
  
• Dimensions:
  • Width: 4.50"
  • Height: 6.00"
  • Depth: 3.63"
• Approx. Shipping Weight: 5.00 lbs.
  

Material Compliance and Certifications

The EE3B040 is a molded-case circuit breaker intended for use in electrical systems designed for compatible EE3 devices that have matching electrical and mechanical characteristics. Installation should be completed by qualified personnel in accordance with the National Electrical Code (NEC) and all applicable local electrical codes and regulations. Always confirm compatibility with the existing panel or equipment before installation to ensure proper fit and safe operation.

Where It Works Best

The EE3B040 is commonly used as a replacement breaker in existing electrical systems where the original EE3 configuration remains in service. Typical applications include:

• Commercial electrical distribution panels
• Industrial control panels
• Manufacturing and processing equipment
• Facility maintenance and repair projects
• Three-phase electrical distribution systems
• Legacy installations requiring a compatible EE3 molded case circuit breaker