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Square D QOM2125VH QOM Series Bolt-On Main Circuit Breaker - QOM Series, Bolt-On Square D Main Circuit Breakers
SQUARE DQOM Series, Bolt-On Square D Main Circuit Breakers

Square D QOM2125VH QOM Series Bolt-On Main Circuit Breaker

The Square D QOM2125VH is a 125 A, single-phase miniature main circuit breaker from the QOM Series, designed for bolt-on use with Homeline and QO load centers. It carries a 22kA interrupting rating at 120/240V AC and…

SKU 3G-OTH-722228

Brand
SQUARE D
Item
QOM2125VH QOM Series Bolt-On Main Circuit Breaker
Category
QOM Series, Bolt-On Square D Main Circuit Breakers
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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
QOM2125VH
Type
For Use With Homeline Load Center/QO Load Center
Amps
125 A
Phase
Single
Frame Size
100A/QO
For Use With
Homeline Load Center
Accessory Type
Miniature Circuit Breaker
Max. AIR Rating
22kA at 120/240V AC
AC Voltage Rating
120/240V AC
Circuit Breaker Type
Main Breaker

Technical Documents

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

Product Description

The Square D QOM2125VH is a 125 A, single-phase miniature main circuit breaker from the QOM Series, designed for bolt-on use with Homeline and QO load centers. It carries a 22kA interrupting rating at 120/240V AC and a 100A/QO frame size, providing overcurrent protection for residential and light commercial electrical distribution.

Frequently Asked Questions

What is the Square D QOM2125VH miniature circuit breaker used for?

The Square D QOM2125VH is a 125 A main breaker for Homeline and QO load centers in residential and light commercial electrical distribution. It provides overcurrent protection with a 22kA interrupting rating at 120/240V AC, ensuring safe power management in single-phase systems.

What are the specifications of the Square D QOM2125VH?

The Square D QOM2125VH is a 125 A, single-phase main breaker with a 100A/QO frame size, 22kA max AIR at 120/240V AC, and 120/240V AC voltage rating. It is a bolt-on miniature circuit breaker from the QOM Series, designed for Homeline load centers.

Where to buy the Square D QOM2125VH worldwide?

3G Electric supplies the Square D QOM2125VH worldwide, handling full logistics and customs clearance. As a global industrial solutions provider, we source and deliver this main breaker to your site, ensuring compliance with local electrical codes. Contact us for availability and lead time.

How to install the Square D QOM2125VH main breaker?

Install the Square D QOM2125VH by bolting it into a compatible Homeline or QO load center. Ensure power is off, verify the 125 A rating matches your panel, and torque connections per manufacturer guidelines. Always follow local electrical codes and use a licensed electrician for safe installation.

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 qom series, bolt-on square d main 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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Compatible alternatives & equivalents

Cross-referenced by specification & description
The SQUARE D QO2125 is a 125 A, 2-pole miniature circuit breaker from the QO Series. It is rated for 120/240V AC with a maximum interrupting rating of 10kA at 120/240V AC. Designed for plug-in installation in QO Load Centers and NQ Panelboards, it provides overcurrent protection for single-phase branch circuits in residential and commercial electrical systems
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The SQUARE D QO2125 is a 125 A, 2-pole miniature circuit breaker from the QO Series. It is rated for 120/240V AC with a maximum interrupting rating of 10kA at 120/240V AC. Designed for plug-in installation in QO Load Centers and NQ Panelboards, it provides overcurrent protection for single-phase branch circuits in residential and commercial electrical systems
Plug-in miniature circuit breaker for overcurrent protection in branch circuits. Rated 50 A, 120/240V AC, single phase, with a maximum interrupting rating of 22 kA at 120/240V AC. Two-pole design for use in QO Load Centers and NQ Panelboards
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Plug-in miniature circuit breaker for overcurrent protection in branch circuits. Rated 50 A, 120/240V AC, single phase, with a maximum interrupting rating of 22 kA at 120/240V AC. Two-pole design for use in QO Load Centers and NQ Panelboards
Three-phase miniature circuit breaker rated 60 A, 120/240V AC, with a maximum interrupting rating of 10kA at 120/240V AC. Plug-in design for use in QO Load Centers and NQ Panelboards. Provides overcurrent protection for branch circuits in electrical distribution systems
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Three-phase miniature circuit breaker rated 60 A, 120/240V AC, with a maximum interrupting rating of 10kA at 120/240V AC. Plug-in design for use in QO Load Centers and NQ Panelboards. Provides overcurrent protection for branch circuits in electrical distribution systems
The SQUARE D QO360 is a 60 A, three-phase miniature circuit breaker from the QO Series, rated for 120/240V AC with a maximum interrupting rating of 10kA. It features three poles and is designed for plug-in installation in QO Load Centers and NQ Panelboards. Suitable for overcurrent protection in electrical distribution systems
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The SQUARE D QO360 is a 60 A, three-phase miniature circuit breaker from the QO Series, rated for 120/240V AC with a maximum interrupting rating of 10kA. It features three poles and is designed for plug-in installation in QO Load Centers and NQ Panelboards. Suitable for overcurrent protection in electrical distribution systems
Three-phase miniature circuit breaker rated 90 A at 120/240V AC with a maximum interrupting rating of 22kA. Designed for plug-in installation in QO Load Centers and NQ Panelboards. Suitable for overcurrent protection in commercial and industrial electrical distribution systems
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Three-phase miniature circuit breaker rated 90 A at 120/240V AC with a maximum interrupting rating of 22kA. Designed for plug-in installation in QO Load Centers and NQ Panelboards. Suitable for overcurrent protection in commercial and industrial electrical distribution systems

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