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SQUARE D Miniature Circuit Breaker: 50 A, 120V AC, Three Phase, 10kA at 120V AC - QO Series, Plug-In Square D Miniature Circuit Breakers
SQUARE DQO Series, Plug-In Square D Miniature Circuit Breakers

SQUARE D Miniature Circuit Breaker: 50 A, 120V AC, Three Phase, 10kA at 120V AC

The SQUARE D QO Series Miniature Circuit Breaker (MPN QO350GFI) is a 50 A, three-phase, plug-in breaker rated for 120V AC with a maximum AIR rating of 10kA at 120V AC. It is designed for use with QO Load Centers and…

SKU 3G-OTH-22004

Brand
SQUARE D
Item
Miniature Circuit Breaker: 50 A, 120V AC, Three Phase, 10kA at 120V AC
Category
QO Series, Plug-In Square D Miniature Circuit Breakers
Available to Order
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

SQUARE D
Manufacturer Part Number
QO350GFI
Type
Three Phase, 10kA at 120V AC
AC
120V
Amps
50 A
Phase
Three
Poles
3
For Use With
QO Load Centers and NQ Panelboards
Max. AIR Rating
10kA at 120V AC
AC Voltage Rating
120V AC

Technical Documents

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

Product Description

The SQUARE D QO Series Miniature Circuit Breaker (MPN QO350GFI) is a 50 A, three-phase, plug-in breaker rated for 120V AC with a maximum AIR rating of 10kA at 120V AC. It is designed for use with QO Load Centers and NQ Panelboards.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the SQUARE D QO350GFI miniature circuit breaker used for?

The SQUARE D QO350GFI is a 50 A, three-phase, plug-in miniature circuit breaker rated for 120V AC. It provides overcurrent and ground-fault protection in QO Load Centers and NQ Panelboards, commonly used in commercial and industrial electrical distribution systems.

What are the specifications of the SQUARE D QO350GFI?

The SQUARE D QO350GFI is a 50 A, three-phase, plug-in miniature circuit breaker with an AC voltage rating of 120V AC and a maximum AIR rating of 10kA at 120V AC. It is designed for use with QO Load Centers and NQ Panelboards.

Where to buy the SQUARE D QO350GFI worldwide?

3G Electric supplies the SQUARE D QO350GFI miniature circuit breaker worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time.

How to install the SQUARE D QO350GFI circuit breaker?

To install the SQUARE D QO350GFI, ensure the panel is de-energized. Align the breaker's plug-in base with the bus bar in a QO Load Center or NQ Panelboard, then press firmly until it snaps into place. Always follow local electrical codes and the manufacturer's instructions.

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

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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