TEF113020 - 20Amp Circuit Breaker

TEF113020 - 20Amp Circuit Breaker

The TEF113020 molded case circuit breaker is a 1-pole, 20-amp thermal magnetic circuit breaker designed for dependable branch circuit protection in your commercial and industrial electrical distribution systems. Featuring a non-interchangeable thermal magnetic trip unit, this breaker provides both overload and short-circuit protection in a single compact device. Built to last and designed for form, fit, and functional replacement, the TEF113020 is well suited for maintaining compatible electrical equipment and legacy power distribution systems where a Type TEF breaker is specified. Supplied with load-side lugs for straightforward installation, it combines the electrical ratings and physical dimensions needed to help you keep existing systems operating as intended. Whether used during maintenance, repairs, or scheduled equipment servicing, this circuit breaker delivers the protection required for compatible applications while matching the original equipment specifications.

Key Features and Benefits

• 20 Amp Continuous Current Rating: 20 Amp continuous current rating for branch circuit protection.
• Single-Pole Configuration: Single-pole (1P) configuration.
• Type TEF Molded Case Circuit Breaker: Type TEF molded case circuit breaker.
• Thermal Magnetic Protection: Non-interchangeable thermal magnetic trip unit provides overload and short-circuit protection.
• Interrupting Capacity: 14kA interrupting capacity at 277VAC.
• Load-Side Lugs Included: Includes load-side lugs for installation convenience.
• Form, Fit, and Functional Replacement: Designed for form, fit, and functional replacement in compatible electrical systems.
• Built to Last: Compact molded case construction built to last.
• Commercial and Industrial Applications: Suitable for commercial and industrial power distribution applications.
  

Technical Specifications

• Part Number: TEF113020
  
• Type: TEF
  
• Poles: 1
  
• Amperage: 20 Amps
  
• Trip Unit: Non-Interchangeable Thermal Magnetic
  
• Interrupting Rating: 14kA @ 277VAC
  
• Voltage Rating: 277VAC
  
• Dimensions:
  • Height: 6.31 in.
  • Width: 1.38 in.
  • Depth: 3.38 in.
• Included Accessories: Load-Side Lugs
  

Material Compliance and Certifications

• Manufacturing and Application: The TEF113020 is manufactured as a molded case circuit breaker for use in compatible electrical distribution equipment. It is designed to meet the electrical ratings and application requirements established for the Type TEF product family.
• Installation Requirements: Always verify compatibility with your equipment, panelboard, and applicable electrical codes before installation. Final installation should be completed by qualified electrical personnel in accordance with local, state, and national electrical requirements.
  

Where It Works Best

• The TEF113020 is well suited for commercial, industrial, and institutional electrical systems that require a Type TEF, 1-pole, 20-amp circuit breaker. It is commonly used in branch circuits serving lighting, receptacles, control panels, and other electrical loads where a 277VAC, 14kA interrupting rating is specified. Its design makes it an excellent choice for maintaining and servicing compatible legacy equipment while preserving the original form, fit, and function of the existing installation.