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GE THQB1120GF.SHORT - GFCI Breaker 20A 120/240V

United Fuses
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GE THQB1120GF.SHORT is a 1-pole molded case ground fault circuit breaker designed to provide overcurrent and ground fault protection in electrical distribution systems. This unit is rated for 20 amps at 120/240VAC with a 10kA interrupting rating at 120V, utilizing a thermal magnetic trip unit for long-time and instantaneous (LI) protection. The breaker features a bolt-on mounting type, weighs 5.19 lb, and accommodates wire sizes from 14–8 AWG copper or 12–8 AWG aluminum. It is UL Listed and CSA Certified for safety compliance, and is HACR rated for use in heating, air conditioning, and refrigeration equipment. Typical applications include residential and light commercial panels, particularly AQ lighting panels, where reliable ground fault interruption is required.

Key Features & Specifications
  • Type: Molded Case Ground Fault Circuit Breaker
  • Amperage: 20A
  • Voltage: 120/240VAC
  • Poles: 1
  • Interrupt Rating: 10kA at 120V
  • Series/Frame: Q-Line (THQB)
  • Trip Unit: Thermal Magnetic (LI)
  • Mounting Type: Bolt-On
  • Certifications: UL Listed, CSA Certified
  • Wire Size: 14–8 AWG (Cu), 12–8 AWG (Al)
  • HACR Rated: Yes
  • Trip Style: Non-Interchangeable
  • Temperature Rating: 40°C
  • Weight: 5.19 lb