Q: What panels are compatible with this breaker?
Panels that accept GE THQB bolt‑on breakers, including AQ lighting panels; verify your specific load center
1 actual photo shown first. Reference images are model-matched and must be confirmed before purchase.
GE
THQB1120GF
THQB1120GF GFCI Circuit Breaker, 1‑Pole, 20A, 120V, Bolt‑On
GE
From $169.86In stock
Product Description
The THQB1120GF is a 1‑pole, 20A ground‑fault circuit interrupter designed for bolt‑on installation in compatible GE panels. Rated for 120V circuits, it provides Class A GFCI protection integrated with thermal‑magnetic overcurrent trip, supporting long‑time and instantaneous functions. With a 10kAIC interrupting rating at 120V, it’s suitable for residential and light commercial branch circuits requiring personnel protection. The breaker features a compact molded case form factor and is intended for copper or aluminum conductors within the listed wire size range. Use in AQ lighting and similar GE load centers that accept THQB bolt‑on frames. Package includes one breaker; handle labeling and trip indicator are standard for the series. Verify panel compatibility and local code requirements before installation, and torque terminals per manufacturer specifications.
Key Features
- •1‑pole 20A GFCI protection for 120V circuits
- •Bolt‑on THQB frame for GE panels
- •Thermal‑magnetic LI trip characteristics
- •10kAIC interrupting rating at 120V
- •Compact molded case design
- •Supports listed copper or aluminum conductors
Buy Options
Condition, indicative price, stock, and lead time. Confirm current availability via RFQ.
ConditionPriceAvailabilityLead time
New
Price: $215.16
Availability: 1 in stock
Lead time: Ships from stock
Never Used
Price: RFQ
Availability: Sourced on request
Lead time: Quoted after RFQ
Used
Price: $169.86
Availability: 1 in stock
Lead time: Ships from stock
FNFP
Price: $283.1
Availability: Available to order
Lead time: Quoted after RFQ
Specifications
- Model Number
- THQB1120GF
- Type
- THQB bolt‑on GFCI circuit breaker
- Poles
- 1
- Amperage
- 20 A
- Voltage
- 120 V AC
- Interrupting Rating
- 10 kAIC at 120 V
- Trip Unit
- Thermal magnetic, LI functions
- Mounting Type
- Bolt‑On
- Circuit Breaker Type
- GFCI
- UPC
- 783164086010
- Dimensions
- 3 x 1 x 3.8 in
- Item Weight
- 6.4 oz
- Material
- Copper
- Color
- Black
- Number of Pieces
- 1
- Phase
- 1‑phase
- Wire Size
- 14–8 AWG
- Approvals
- UL, CSA
- Operating Temperature
- 40 °C
- For Use With
- GE AQ lighting panels
- National Stock Number
- 5925-00-601-6344
- Part #
- THQB1120GF
- Category
- Circuit Breaker
- Subcategory
- Load Center Circuit Breaker
- Weight
- 1.00 lbs
- Interrupting Rating
- 10 kAIC
- Voltage
- 120/240 V
- Ampere Rating
- 20 Amp
- Poles
- 1 Pole
- Ground Fault/Arc Fault Circuit Inte
- 1-Pole ground fault circuit interrupter
- Type
- Bolt-on
Before we quote this part
Actual photos when available
Nameplate, condition, and visible wear can be shared before quote when stock photos are not enough.
Test notes for used units
Power-on or function test status is stated when available, with clear condition grading.
Trackable global shipping
DHL, FedEx, UPS, or forwarder options can be quoted with packing photos and tracking details.
Clear DOA boundary
For tested units, quote terms can include 7-day DOA support unless otherwise stated.
Independent sourcing disclaimer
We are not an authorized distributor, reseller, or representative of Siemens, Mitsubishi, Omron, or other manufacturers listed on this site. All product names, trademarks, brands, and logos are the property of their respective owners. Products may be used, refurbished, surplus, or sourced from the secondary market unless otherwise stated.
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FAQ
Q: What is the interrupting rating?
10 kAIC at 120 V
Q: Does it provide GFCI protection and standard overcurrent?
Yes, it integrates Class A GFCI with thermal‑magnetic overcurrent protection
Q: What wire sizes are supported?
14 AWG to 8 AWG conductors; follow terminal torque specs
Q: Is this a single‑pole breaker?
Yes, it is 1‑pole rated 20A at 120V