General Electric THQL2145 | Q-Line 45A 2-Pole Molded Case Circuit Breaker

Main Description:

The GE THQL2145 is a reliable Q-Line 2-pole molded case circuit breaker designed for residential and light commercial load centers. Rated at 45A and 120/240 VAC, this breaker uses thermal magnetic LI (Long-Time and Instantaneous) trip functions to protect electrical circuits from overloads and short-circuit conditions. With a standard 10 kA interrupting rating and UL listing, the THQL2145 provides dependable, code-compliant protection for branch circuits. Its plug-in design and load-side lugs ensure fast installation and secure connections, making it suitable for both standard and reverse-feed applications.

Technical Overview:

• Manufacturer: General Electric (GE)

• Part Number: THQL2145

• Product Type: Load Center Circuit Breaker

• Category: Circuit Breaker

• Subcategory: Load Center / Q-Line

• Frame Type: Q-Line

• Voltage Rating: 120/240 VAC

• Amperage Rating: 45 A

• Number of Poles: 2

• Interrupting Capacity: 10 kAIC @ 120V / 240V

• Trip Unit: Thermal Magnetic

• Trip Functions: LI – Long-Time and Instantaneous

• Trip Style: Non-Interchangeable

• Suitable for Reverse Feed: Yes

• Continuous Current Rating: Standard

• Electrical Connection: Load-side lugs

• Special Markings: HACR Rated

• Protective Relays: No

• Current Metering: No

• Dimensions:

  • Height: 3.9 in

  • Width: 2 in

  • Depth: 2.3 in

• Approvals/Certifications: UL Listed

• Condition: New/Never Used Surplus

Key Features:

• 45A, 2-pole Q-Line breaker for load center applications

• 10 kAIC interrupt rating for standard residential/light commercial circuits

• Thermal magnetic LI protection against overloads and short circuits

• Plug-in design for quick installation

• Load-side lugs and reverse-feed capability

• HACR rated for HVAC applications

• UL listed for code-compliant installations