EH2B040 - 40Amp Circuit Breaker

EH2B040 - 40Amp Circuit Breaker

When you need a compatible replacement for an existing electrical distribution system, the EH2B040 molded-case circuit breaker offers the ratings and configuration required for many commercial and industrial applications. This 2-pole, 40-amp, Type EH2 molded-case circuit breaker is designed as a form, fit, and function replacement for compatible equipment, helping maintain the original system design without unnecessary modifications. Rated with an interrupting capacity of 14kA at 480VAC and 18kA at 240VAC, the EH2B040 is intended to help protect electrical circuits from overloads and short circuits in properly matched installations.

Key Features and Benefits

• 2-pole molded case circuit breaker
• 40 Amp current rating
• Type EH2 configuration
• Designed for continuous operation in 40°C ambient environments
• Helps protect electrical circuits from overloads and short circuits
• Intended as a form, fit, and functional replacement for compatible equipment
• Built to last for dependable service in properly maintained electrical systems
  

Technical Specifications

• Part Number: EH2B040
  
• Type: EH2
  
• Breaker Style: Molded Case Circuit Breaker
  
• Poles: 2
  
• Current Rating: 40 Amps
  
• Voltage Rating: 480VAC / 240VAC
  
• Interrupting Capacity (A.I.C.):
  • 14kA @ 480VAC
  • 18kA @ 240VAC
• Operating Temperature: 40°C
  
• Dimensions:
  • Width: 3.00 in.
  • Height: 6.00 in.
  • Depth: 3.63 in.
• Approximate Shipping Weight: 4.00 lbs.
  

Material Compliance and Certifications

• Molded case circuit breaker designed for use in compatible electrical distribution equipment.
• Manufactured to applicable industry standards for its intended application.
• Installation should comply with the National Electrical Code (NEC), applicable local electrical codes, and the original equipment manufacturer's recommendations.
• Always verify compatibility before installation, including breaker type, amperage, voltage rating, interrupting capacity, pole configuration, operating temperature, and physical dimensions.
  

Where It Works Best

The EH2B040 is well-suited for maintaining compatible commercial, industrial, and institutional electrical systems that require a 2-pole, 40-amp Type EH2 molded-case circuit breaker. It is commonly used in panelboards, switchboards, lighting distribution systems, HVAC equipment, motor branch circuits, and other electrical distribution applications where matching the original equipment specifications is important.