NA20 - 20Amp Circuit Breaker

NA20 - 20Amp Circuit Breaker

The NA20 20 Amp Stab-Lok circuit breaker is designed to provide dependable overcurrent protection for 120V electrical systems in residential and light commercial applications. This single-pole breaker installs easily into compatible Stab-Lok load centers and helps protect branch circuits from overloads and short circuits. Rated at 20 amps with a 10 kA interrupting capacity, the NA20 is built to safely clear fault conditions while maintaining steady, reliable performance. Whether you're replacing an existing breaker or servicing a panel, this unit delivers the protection your electrical system depends on.

Key Features and Benefits

• 20 amp single-pole breaker: For 120V branch circuits
• 10 kA interrupting rating: For dependable fault protection
• Plug-in Stab-Lok design: For secure panel installation
• Screw terminal connections: For tight, stable wiring
• Designed for consistent electrical performance
• Suitable for residential and select commercial applications

Technical Specifications

• Amperage: 20A
  
• Voltage: 120V AC
  
• Poles: 1
  
• Interrupting Rating: 10 kA
  
• Mounting Type: Plug-in
  
• Terminal Type: Screw connection
  
• Wire Compatibility: AWG 14 to AWG 2 copper conductors
  

Material Compliance and Certifications

• CSA Certified: To meet applicable safety standards
• RoHS Compliant: For restricted hazardous substances
• Green Premium labeled: For environmental transparency

Where It Works Best

• The NA20 Stab-Lok 20A circuit breaker is commonly used in residential load centers for lighting circuits, receptacles, and general-purpose branch circuits. It’s also suitable for light commercial panel applications that require a 120V single-pole breaker. This breaker is a practical solution for panel maintenance, electrical repairs, or replacing an existing compatible unit to help maintain safe and reliable operation.