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3G Electric
SQUARE D QOB230GFI Bolt-On Miniature Circuit Breaker - QOB Series, Bolt-On Square D Miniature Circuit Breakers
SQUARE DQOB Series, Bolt-On Square D Miniature Circuit Breakers

SQUARE D QOB230GFI Bolt-On Miniature Circuit Breaker

The SQUARE D QOB230GFI is a 30 A, single-phase, bolt-on miniature circuit breaker from the QOB Series, rated for 120/240V AC with a maximum AIR rating of 10kA at 120/240V AC. It is designed for use with QO Load…

SKU 3G-OTH-22913

Brand
SQUARE D
Item
QOB230GFI Bolt-On Miniature Circuit Breaker
Part Number
QOB230GFI
Category
QOB Series, Bolt-On Square D Miniature Circuit Breakers
Available to Order
Also known as:QOB230GFISQUARE 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

Compliance & shipping

Hazardous material
Not classified as hazardous
California Prop 65 warning
No warning recorded
Licence required
No licence required
Safety Data Sheet
Not available
Special shipping
Ships under standard freight

Technical Specifications

SQUARE D
Manufacturer Part Number
QOB230GFI
Type
Single Phase, 10kA at 120/240V AC
Length
4.1
AC
120/240V
Amps
30
Depth
2.9
Poles
2
Width
1.5
SQUARE
D
Mfr. Model
QOB230GFI
Min. Wire Size
12 AWG (Al); 14 AWG
Number of Poles
2
AC Voltage Rating
120/240V
Max. Operating Temp.
104
Min. Operating Temp.
77

Technical Documents

(1)
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SQUARE D Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The SQUARE D QOB230GFI is a 30 A, single-phase, bolt-on miniature circuit breaker from the QOB Series, rated for 120/240V AC with a maximum AIR rating of 10kA at 120/240V AC. It is designed for use with QO Load Centers and NQ Panelboards.

Frequently Asked Questions

What is the SQUARE D QOB230GFI miniature circuit breaker used for?

The SQUARE D QOB230GFI is a 30 A, single-phase, bolt-on miniature circuit breaker used for overcurrent and ground-fault protection in QO Load Centers and NQ Panelboards. It is rated for 120/240V AC with a 10kA interrupting rating, making it suitable for residential and light commercial electrical distribution systems.

What are the specifications of the SQUARE D QOB230GFI?

The SQUARE D QOB230GFI is a 30 A, single-phase, bolt-on miniature circuit breaker from the QOB Series. It has an AC voltage rating of 120/240V AC and a maximum AIR rating of 10kA at 120/240V AC. It is designed for use with QO Load Centers and NQ Panelboards.

Where to buy the SQUARE D QOB230GFI worldwide?

3G Electric supplies the SQUARE D QOB230GFI miniature circuit breaker worldwide. As a global industrial equipment distributor established in 1990, we handle full logistics, customs clearance, and delivery to your location. Contact us to source this QOB Series breaker for your project.

How to install the SQUARE D QOB230GFI circuit breaker?

To install the SQUARE D QOB230GFI, ensure the panel is de-energized. Align the bolt-on breaker with the bus bar in a QO Load Center or NQ Panelboard, then tighten the mounting screw securely. Connect the load and line wires to the terminals per local codes. Always follow SQUARE D installation 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
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SQUARE D Products

3G Electric supplies SQUARE D qob series, bolt-on 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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