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GE Miniature Circuit Breaker: THHQB, 20 A, 120/240V AC, Single Phase, 22kA 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: THHQB, 20 A, 120/240V AC, Single Phase, 22kA at 120/240V AC

The GE THHQB is a single-pole, bolt-on miniature circuit breaker from the THQB & THHQB Series, rated at 20 A and 120/240V AC. It offers a 22kA interrupting capacity at 120/240V AC and is designed for use in lighting…

SKU 3G-OTH-127923

Brand
GE
Item
Miniature Circuit Breaker: THHQB, 20 A, 120/240V AC, Single Phase, 22kA at 120/240V AC
Category
THQB & THHQB Series, Bolt-On GE Miniature Circuit Breakers
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Technical Specifications

GE
Manufacturer Part Number
THHQB1120
Type
20 A, Single Phase, 22kA at 120/240V AC
AC
120/240V
Poles
1
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GE Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The GE THHQB is a single-pole, bolt-on miniature circuit breaker from the THQB & THHQB Series, rated at 20 A and 120/240V AC. It offers a 22kA interrupting capacity at 120/240V AC and is designed for use in lighting panels. This single-phase breaker carries the manufacturer part number THHQB1120.

Frequently Asked Questions

What is the GE THHQB1120 miniature circuit breaker used for?

The GE THHQB1120 is a single-pole, bolt-on miniature circuit breaker rated 20 A at 120/240V AC. It is designed for overcurrent protection in lighting panels and other single-phase branch circuits, providing a 22kA interrupting capacity at 120/240V AC.

What are the specifications of the GE THHQB1120 circuit breaker?

The GE THHQB1120 is a 1-pole, bolt-on miniature circuit breaker rated 20 A, 120/240V AC, single phase. It offers a 22kA interrupting capacity at 120/240V AC and is intended for use in lighting panels. The manufacturer part number is THHQB1120.

Where to buy the GE THHQB1120 circuit breaker worldwide?

3G Electric supplies the GE THHQB1120 miniature circuit breaker to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery for international orders. Contact us to source this genuine GE part for your project.

How to install a GE THHQB bolt-on circuit breaker?

To install a GE THHQB bolt-on circuit breaker, ensure the panel is de-energized. Align the breaker’s mounting holes with the panel bus stabs, then tighten the bolt securely. Verify torque per manufacturer guidelines. 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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