THQL2120GF1 - 20Amp Circuit Breaker

THQL2120GF1 - 20 Amp Circuit Breaker

The THQL2120GF1 is a 20-amp, 2-pole molded-case circuit breaker designed for you to use in compatible Q-Line load centers and panelboards. Featuring a convenient plug-on design, this breaker provides dependable circuit protection for 120/240VAC electrical systems while helping safeguard wiring and connected equipment from overcurrent conditions. Its compact footprint makes installation straightforward in applications where space efficiency and proper fit are important. Built to meet the demands of residential, commercial, and light industrial electrical distribution systems, the THQL2120GF1 is engineered for long service life and consistent operation.

As part of the THQL family of circuit breakers, this unit is HACR-rated, making it suitable for heating, air conditioning, and refrigeration applications that require code-compliant overcurrent protection. The molded case construction is built to last and helps you protect internal components from everyday environmental conditions encountered in electrical enclosures. Whether used as a replacement breaker or for maintaining an existing electrical system, the THQL2120GF1 provides the form, fit, and function required for compatible installations.

Key Features and Benefits

• 20 Amp Current Rating: 20 Amp current rating for branch circuit protection.
• 2-Pole Configuration: 2-pole configuration for 120/240VAC applications.
• 10kA Interrupting Capacity: 10kA interrupting capacity (AIC) at 120/240VAC.
• THQL Type Breaker: THQL type breaker designed for compatible Q-Line systems.
• Plug-On Mounting Design: Plug-on mounting design for efficient installation.
• HACR Rated: HACR rated for heating, air conditioning, and refrigeration equipment applications.
• Molded Case Construction: Molded case construction helps protect internal operating components.
• Compact Dimensions: Compact dimensions support installation in space-conscious electrical panels.
• Reliable Protection: Built to provide reliable overcurrent protection in compatible systems.
  

Technical Specifications

• Part Number: THQL2120GF1
  
• Type: THQL
  
• Pole Configuration: 2-Pole
  
• Amperage Rating: 20 Amps
  
• Voltage Rating: 120/240VAC
  
• Interrupting Capacity: 10kAIC @ 120/240VAC
  
• Mounting Style: Plug-On
  
• Product Line: Q-Line
  
• HACR Rated: Yes
  
• Construction: Molded Case Circuit Breaker
  
• Dimensions:
  • Height: 3.31 in.
  • Width: 2.00 in.
  • Depth: 2.81 in.

Material Compliance and Certifications

• HACR Rated: HACR rated for approved heating, air conditioning, and refrigeration applications.
• Industry Standards: Manufactured and tested to applicable industry standards for molded case circuit breakers.
• Installation Requirements: Designed for use in compatible electrical distribution equipment in accordance with local electrical codes and installation requirements. Verify compatibility with the intended panelboard or load center before installation.
  

Where It Works Best

• The THQL2120GF1 is well-suited for residential, commercial, and light industrial electrical systems requiring a 20-amp, 2-pole circuit breaker. Common applications include branch circuit protection for HVAC equipment, air conditioning systems, refrigeration units, and other 120/240VAC loads installed in compatible Q-Line electrical panels. It is an excellent choice when maintaining or replacing existing overcurrent protection devices where matching form, fit, and electrical ratings are essential.