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GE

GE THQL 1120HID 20A 120/240V 1P Plug In Circuit Breaker

SKU CH-YZ0T-BYY64

20 A single-pole plug-in breaker rated 120/240 V AC with 10 kA interrupting capacity for Power Mark Gold and AQ panels

  • 20 A rating protects 120/240 V lighting circuits
  • High-intensity discharge design handles ballast inrush current
  • 10 kA interrupting rating clears faults safely
  • Plug-in mounting fits Power Mark Gold load centers
  • Screw-clamp terminals secure conductors up to 100 A frame

GE THQL 1120HID 20A Circuit Breaker

This GE THQL series circuit breaker is a 20 amp, single-pole protective device rated for 120/240V AC systems. It features a plug-in mounting style designed for compatible load centers and uses a toggle actuator for manual control. The unit carries a 10kA interrupting rating at the rated voltage.

Suits standard lighting panels needing HID rating

This breaker suits installations requiring a High Intensity Discharge type breaker for Power Mark Gold load centers or AQ lighting panels. It fits panels accepting the THQL series plug-in format with screw clamp terminals. Builders needing a different amperage, pole count, or mounting style should look at other options.

Key spec is the High Intensity Discharge type

The defining specification is the High Intensity Discharge (HID) circuit breaker type designation. This rating confirms the device is engineered to handle the specific inrush currents and operating characteristics of HID lighting loads. Verifying this exact type against the panel schedule ensures correct application and code compliance.

Highlights

  • 20 A rating protects 120/240 V lighting circuits
  • High-intensity discharge design handles ballast inrush current
  • 10 kA interrupting rating clears faults safely
  • Plug-in mounting fits Power Mark Gold load centers
  • Screw-clamp terminals secure conductors up to 100 A frame

Specifications

BrandGENERAL ELECTRIC

Questions about this item

How do I install this plug-in breaker in a compatible panel?

Align the breaker with the panel bus, press firmly until it seats fully on the 100A/THQ frame, then torque the screw-clamp terminals to spec.

What maintenance or replacement will this breaker need over time?

No routine maintenance is required; replace the unit if it trips repeatedly under normal 20 A load or after a fault that exceeds the 10 kA interrupting rating.

What is the first limit reached under sustained heavy use?

The 20 A thermal trip curve opens the circuit before the 10 kA short-circuit rating becomes a factor.

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