EH14020 - 20 Amp Circuit Breaker

EH14020 - 20 Amp Circuit Breaker

When you’re replacing a breaker in an existing panel, you don’t want to second-guess compatibility. The EH14020 circuit breaker is built to match EH-4 frame panelboards, so everything lines up the way it should—no forcing parts, no wasted time. Rated at 20 amps with a single-pole design, this plug-on thermal magnetic breaker is a practical solution for everyday branch circuit protection. It installs quickly, seats securely, and does exactly what it’s supposed to do—help protect your system from overloads and short circuits without adding complexity to the job. Whether you’re handling routine maintenance or tracking down a faulty breaker, this is the kind of component that keeps the work moving. It fits right, installs clean, and holds up over time in real-world electrical environments.

Key Features and Benefits

• 20 Amp Single-Pole Breaker: Designed for standard branch circuit applications
• Thermal Magnetic Trip Function: Responds to both overloads and short circuits
• Plug-On Design: Quick installation with a solid connection to the panel
• EH-4 Frame Compatibility: Built for proper fit in matching panelboards
• 14k A.I.C. @ 277VAC: Suitable for systems requiring this interrupting rating
• Space-Efficient Size: Fits cleanly into existing panel layouts
• Built to Last: Made for long-term use in established electrical systems

Technical Specifications

• Part Number: EH14020
  
• Amperage: 20A
  
• Poles: 1
  
• Voltage Rating: 277 VAC
  
• Interrupting Capacity: 14kA @ 277VAC
  
• Frame Type: EH-4
  
• Mounting Type: Plug-On
  
• Trip Type: Thermal Magnetic
  
• Height: 3.5 inches
  
• Weight: 1.0 lb
  

Material Compliance and Certifications

• Manufactured in accordance with applicable molded case circuit breaker standards
• Suitable for installations following NEC (National Electrical Code) guidelines
• Built with materials appropriate for electrical distribution and protection systems

Where It Works Best

• Maintenance and replacement in EH-4 panelboards
• Commercial electrical systems using 277V circuits
• Light industrial environments needing 20A protection
• Service work where exact fit and quick install matter
• Projects requiring a direct replacement breaker with no modifications