EH1B020 - 20Amp Circuit Breaker

EH1B020 - 20Amp Circuit Breaker

Keeping a legacy electrical system operating properly starts with using the correct replacement breaker. The EH1B020 is a 1-pole, 20-amp molded case circuit breaker designed as a form, fit, and functional replacement for compatible

With a 14 kA interrupting capacity at 277 VAC, the EH1B020 is intended for use in electrical systems that require these specific ratings. Its molded case construction is designed for dependable circuit protection while maintaining compatibility with existing equipment. Whether you're replacing a worn breaker during scheduled maintenance or restoring a system after a fault, selecting the correct breaker type, ampere rating, and interrupting capacity helps preserve the original design of your electrical distribution system.

Key Features and Benefits

• Part Number: EH1B020
• 20-amp current rating for compatible branch circuit protection
• Single-pole design for single-phase electrical applications
• Molded case circuit breaker rated for 40°C operation
• Helps protect against overload and overcurrent conditions
• 14kA interrupting capacity at 277VAC
• Designed as a form, fit, and functional replacement for compatible Type EH1 installations
• Built to last for dependable service in properly maintained electrical systems
  

Technical Specifications

• Part Number: EH1B020
  
• Type: EH1
  
• Breaker Style: Molded Case Circuit Breaker
  
• Temperature Rating: 40°C
  
• Poles: 1
  
• Amperes: 20A
  
• Voltage Rating: 277VAC
  
• Interrupting Capacity (A.I.C.): 14kA @ 277VAC
  
• Dimensions:
  • Width: 1.50 in.
  • Height: 6.00 in.
  • Depth: 3.63 in.
• Approximate Shipping Weight: 3.00 lbs.
  

Material Compliance and Certifications

• Manufactured for use in compatible electrical distribution equipment.
• Designed to meet applicable industry standards for its intended application.
• Installation should be performed in accordance with the National Electrical Code (NEC), local electrical codes, and the original equipment manufacturer's recommendations.
• Always verify breaker type, amperage, voltage rating, interrupting capacity, operating temperature, and equipment compatibility before installation.
  

Where It Works Best

The EH1B020 is well suited for maintaining compatible commercial, industrial, and institutional electrical systems that require a 1-pole, 20-amp Type EH1 molded case circuit breaker rated for 40°C operation. It is commonly used to protect branch circuits serving lighting, control panels, HVAC equipment, and other electrical loads operating within its rated capacity. Before installation, confirm that the breaker's amperage, voltage rating, interrupting capacity, temperature rating, physical dimensions, and Type EH1 configuration match your existing equipment to ensure proper compatibility and a correct form, fit, and function as a replacement.