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3G Electric
SQUARE D QO120GFI Miniature Circuit Breaker, 20A, 120V AC, 1-Pole, Plug-In - QO Series, Plug-In Square D Miniature Circuit Breakers
SQUARE DQO Series, Plug-In Square D Miniature Circuit Breakers

SQUARE D QO120GFI Miniature Circuit Breaker, 20A, 120V AC, 1-Pole, Plug-In

<p>The SQUARE D QO120GFI is a 20-ampere, 1-pole miniature circuit breaker designed for 120V AC applications. It features a 10kA interrupting rating at 120/240V AC and is compatible with QO load centers and NQ…

SKU 3G-OTH-21596

Brand
SQUARE D
Item
QO120GFI Miniature Circuit Breaker, 20A, 120V AC, 1-Pole, Plug-In
Part Number
QO120GFI
Category
QO Series, Plug-In Square D Miniature Circuit Breakers
Available to Order
Also known as:QO120GFISQUARE D
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

SQUARE D
Manufacturer Part Number
QO120GFI
Type
Single Phase, 10kA at 120/240V AC
AC
120V
Amps
20 A
Phase
Single
Poles
1
For Use With
QO Load Centers and NQ Panelboards
Max. AIR Rating
10kA at 120/240V AC
AC Voltage Rating
120V AC

Technical Documents

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SQUARE D Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

<p>The SQUARE D QO120GFI is a 20-ampere, 1-pole miniature circuit breaker designed for 120V AC applications. It features a 10kA interrupting rating at 120/240V AC and is compatible with QO load centers and NQ panelboards. This plug-in breaker provides ground fault protection, making it suitable for residential and commercial electrical systems where safety is paramount.</p><p>Procurement buyers in Singapore can request a quote in SGD, and GST will be handled for local purchases. With fast delivery across Singapore and Southeast Asia, this breaker is readily available for your projects.</p>

Frequently Asked Questions

What is the voltage and current rating of the SQUARE D QO120GFI?

The QO120GFI is rated for 120V AC and 20 amps, with a 10kA interrupting rating at 120/240V AC.

Is the QO120GFI compatible with my panel?

Yes, it is designed for use with QO load centers and NQ panelboards, as specified by the manufacturer.

Used in

Common applications for SQUARE D
Commercial building electrical panels — Square D QO series plug-in circuit breakers for branch circuit protection
Industrial motor control centers — Square D QOB series bolt-on breakers in NQOD panelboards
Heating equipment installations — Square D QOU series unit-mount breakers for overcurrent protection
Outdoor electrical distribution — Square D L-Frame enclosures housing LAL/LHL breakers for 400 A service
Indoor facility power distribution — Square D Q-Frame enclosures with QBL/QDL breakers for 225 A circuits
Retrofit and replacement in existing Square D load centers — QO series breakers for 120/240V AC systems
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SQUARE D Products

3G Electric supplies SQUARE D qo series, plug-in square d 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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