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GE Miniature Circuit Breaker: THQB, 20 A, 120/240V AC, Single Phase, 10kA at 120/240V AC - THQB & THHQB Series, Bolt-On GE Miniature Circuit Breakers
GETHQB & THHQB Series, Bolt-On GE Miniature Circuit Breakers

GE Miniature Circuit Breaker: THQB, 20 A, 120/240V AC, Single Phase, 10kA at 120/240V AC

The GE THQB1120 is a single-pole, bolt-on miniature circuit breaker from the THQB & THHQB Series, rated at 20 A and 120/240V AC with a 10kA interrupting capacity at 120/240V AC. Designed for use in load centers, this…

SKU 3G-OTH-127871

Brand
GE
Item
Miniature Circuit Breaker: THQB, 20 A, 120/240V AC, Single Phase, 10kA at 120/240V AC
Category
THQB & THHQB Series, Bolt-On GE Miniature Circuit Breakers
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Technical Specifications

GE
Manufacturer Part Number
THQB1120
Type
20 A, Single Phase, 10kA at 120/240V AC, Std
AC
120/240V
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GE Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The GE THQB1120 is a single-pole, bolt-on miniature circuit breaker from the THQB & THHQB Series, rated at 20 A and 120/240V AC with a 10kA interrupting capacity at 120/240V AC. Designed for use in load centers, this GE-branded breaker provides overcurrent protection in a compact, bolt-on form factor.

Frequently Asked Questions

What is the GE THQB1120 miniature circuit breaker used for?

The GE THQB1120 is a single-pole, bolt-on miniature circuit breaker used for overcurrent protection in residential and commercial load centers. It safeguards branch circuits rated at 20 A and 120/240V AC, with a 10kA interrupting capacity at 120/240V AC, making it suitable for standard electrical distribution panels.

What are the specifications of the GE THQB1120 circuit breaker?

The GE THQB1120 is rated at 20 A, 120/240V AC, single phase, with a 10kA interrupting capacity at 120/240V AC. It is a bolt-on type from the THQB & THHQB Series, designed for use in GE load centers. The manufacturer part number is THQB1120.

Where to buy the GE THQB1120 circuit breaker worldwide?

3G Electric supplies the GE THQB1120 miniature circuit breaker worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time; we source and deliver this GE-branded breaker to any country.

How to install the GE THQB1120 bolt-on circuit breaker?

To install the GE THQB1120, ensure the panel is de-energized. Align the breaker's bolt-on tabs with the load center bus bar, then tighten the mounting screw securely. Connect the circuit wire to the terminal and torque to the manufacturer's specification. Always follow local electrical codes and use appropriate personal protective equipment.

Used in

Common applications for GE
Industrial panelboard protection — GE TEY-Frame molded case circuit breakers (e.g., TEY140) for branch circuit protection in manufacturing facilities.
Motor control center maintenance — GE replacement coils (e.g., 15D22G003) for NEMA Size 2 contactors in 300-Line series.
Commercial building electrical distribution — GE THQC series miniature circuit breakers (e.g., THQC2115WL) for unit-mount panelboards.
High-fault-current switchgear — GE FB-Frame molded case circuit breakers (e.g., FBH26TE020R) for 200 kA interrupting capacity at 240V AC.
Water filtration in food service — GE FXSVC carbon filter cartridges for reducing VOCs in under-the-sink drinking water systems.

GE Products

3G Electric supplies GE thqb & thhqb series, bolt-on ge miniature circuit breakers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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