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SQUARE D Miniature Circuit Breaker: 125 A Amps - QOM Series, Bolt-On Square D Main Circuit Breakers
SQUARE DQOM Series, Bolt-On Square D Main Circuit Breakers

SQUARE D Miniature Circuit Breaker: 125 A Amps

The Square D QOM125VH is a 125 A, single-phase, bolt-on main circuit breaker from the QOM Series, designed for use with Homeline and QO load centers. It carries a 22kA interrupting rating at 120/240V AC and a 100A/QO…

SKU 3G-OTH-722224

Brand
SQUARE D
Item
Miniature Circuit Breaker: 125 A Amps
Category
QOM Series, Bolt-On Square D Main Circuit Breakers
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Technical Specifications

SQUARE D
Manufacturer Part Number
QOM125VH
Type
For Use With Homeline Load Center/QO Load Center
Amps
125 A
Phase
Single
Frame Size
100A/QO
For Use With
QO 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
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SQUARE D Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The Square D QOM125VH is a 125 A, single-phase, bolt-on main circuit breaker from the QOM Series, designed for use with Homeline and QO load centers. It carries a 22kA interrupting rating at 120/240V AC and a 100A/QO frame size, serving as a main breaker for QO load centers.

Frequently Asked Questions

What is the Square D QOM125VH miniature circuit breaker used for?

The Square D QOM125VH is a 125 A, single-phase, bolt-on main circuit breaker from the QOM Series. It is designed for use with Homeline and QO load centers, providing overcurrent protection and serving as the main disconnect in residential and light commercial electrical panels.

What are the specifications of the Square D QOM125VH?

The Square D QOM125VH has a 125 A amp rating, 120/240V AC voltage rating, single-phase, 22kA interrupting rating at 120/240V AC, and a 100A/QO frame size. It is a bolt-on main breaker for QO load centers, with manufacturer part number QOM125VH.

Where to buy the Square D QOM125VH worldwide?

3G Electric supplies the Square D QOM125VH miniature circuit breaker to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time on this Square D main breaker.

How to install the Square D QOM125VH main breaker?

To install the Square D QOM125VH, ensure the load center is de-energized. Align the breaker's bolt-on tabs with the bus bar slots in the QO load center, then tighten the mounting screw securely. Follow all local electrical codes and the manufacturer's instructions 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

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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Miniature Circuit Breaker: 150 A Amps, For Use With Homeline Load Center/QO Load Center (MPN QOM2150VH). Key specifications — Frame Size: 100A/QO; AC Voltage Rating: 120/240V AC; Phase: Single; Circuit Breaker Type: Main Breaker; Max. AIR Rating: 22kA at 120/240V AC; For Use With: Homeline Load Center; Accessory Type: Miniature Circuit Breaker; Amps: 150 A.
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Miniature Circuit Breaker: 150 A Amps, For Use With Homeline Load Center/QO Load Center (MPN QOM2150VH). Key specifications — Frame Size: 100A/QO; AC Voltage Rating: 120/240V AC; Phase: Single; Circuit Breaker Type: Main Breaker; Max. AIR Rating: 22kA at 120/240V AC; For Use With: Homeline Load Center; Accessory Type: Miniature Circuit Breaker; Amps: 150 A.
Miniature Circuit Breaker: 100 A Amps, For Use With Homeline Load Center/QO Load Center (MPN QOM2100VH). Key specifications — Frame Size: 100A/QO; AC Voltage Rating: 120/240V AC; Phase: Single; Circuit Breaker Type: Main Breaker; Max. AIR Rating: 22kA at 120/240V AC; For Use With: QO Load Center; Accessory Type: Miniature Circuit Breaker; Amps: 100 A.
SQUARE D
Miniature Circuit Breaker: 100 A Amps, For Use With Homeline Load Center/QO Load Center (MPN QOM2100VH). Key specifications — Frame Size: 100A/QO; AC Voltage Rating: 120/240V AC; Phase: Single; Circuit Breaker Type: Main Breaker; Max. AIR Rating: 22kA at 120/240V AC; For Use With: QO Load Center; Accessory Type: Miniature Circuit Breaker; Amps: 100 A.
Miniature Circuit Breaker: 70 A Amps, For Use With Homeline Load Center/QO Load Center (MPN QOM70VH). Key specifications — Frame Size: 100A/QO; AC Voltage Rating: 120/240V AC; Phase: Single; Circuit Breaker Type: Main Breaker; Max. AIR Rating: 22kA at 120/240V AC; For Use With: Homeline Load Center; Accessory Type: Miniature Circuit Breaker; Amps: 70 A.
SQUARE D
Miniature Circuit Breaker: 70 A Amps, For Use With Homeline Load Center/QO Load Center (MPN QOM70VH). Key specifications — Frame Size: 100A/QO; AC Voltage Rating: 120/240V AC; Phase: Single; Circuit Breaker Type: Main Breaker; Max. AIR Rating: 22kA at 120/240V AC; For Use With: Homeline Load Center; Accessory Type: Miniature Circuit Breaker; Amps: 70 A.
Miniature Circuit Breaker: 200 A Amps, For Use With Homeline Load Center/QO Load Center (MPN QOM2200VH). Key specifications — Frame Size: 100A/QO; AC Voltage Rating: 120/240V AC; Phase: Single; Circuit Breaker Type: Main Breaker; Max. AIR Rating: 22kA at 120/240V AC; For Use With: QO Load Center; Accessory Type: Miniature Circuit Breaker; Amps: 200 A.
SQUARE D
Miniature Circuit Breaker: 200 A Amps, For Use With Homeline Load Center/QO Load Center (MPN QOM2200VH). Key specifications — Frame Size: 100A/QO; AC Voltage Rating: 120/240V AC; Phase: Single; Circuit Breaker Type: Main Breaker; Max. AIR Rating: 22kA at 120/240V AC; For Use With: QO Load Center; Accessory Type: Miniature Circuit Breaker; Amps: 200 A.
Miniature Circuit Breaker: 125 A Amps, For Use With Homeline Load Center/QO Load Center (MPN QOM2125VH). Key specifications — Frame Size: 100A/QO; AC Voltage Rating: 120/240V AC; Phase: Single; Circuit Breaker Type: Main Breaker; Max. AIR Rating: 22kA at 120/240V AC; For Use With: Homeline Load Center; Accessory Type: Miniature Circuit Breaker; Amps: 125 A.
SQUARE D
Miniature Circuit Breaker: 125 A Amps, For Use With Homeline Load Center/QO Load Center (MPN QOM2125VH). Key specifications — Frame Size: 100A/QO; AC Voltage Rating: 120/240V AC; Phase: Single; Circuit Breaker Type: Main Breaker; Max. AIR Rating: 22kA at 120/240V AC; For Use With: Homeline Load Center; Accessory Type: Miniature Circuit Breaker; Amps: 125 A.
Miniature Circuit Breaker: 100 A Amps (MPN QOM100VH). Key specifications — Frame Size: 100A/QO; AC Voltage Rating: 120/240V AC; Phase: Single; Circuit Breaker Type: Main Breaker; Max. AIR Rating: 22kA at 120/240V AC; For Use With: Square D 125 Amp Single Phase Convertible Load Centers (QOM1 Frame Size); Accessory Type: Miniature Circuit Breaker; Amps: 100 A.
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Miniature Circuit Breaker: 100 A Amps (MPN QOM100VH). Key specifications — Frame Size: 100A/QO; AC Voltage Rating: 120/240V AC; Phase: Single; Circuit Breaker Type: Main Breaker; Max. AIR Rating: 22kA at 120/240V AC; For Use With: Square D 125 Amp Single Phase Convertible Load Centers (QOM1 Frame Size); Accessory Type: Miniature Circuit Breaker; Amps: 100 A.
Miniature Circuit Breaker: 60 A Amps, For Use With Homeline Load Center/QO Load Center (MPN QOM60VH). Key specifications — AC Voltage Rating: 120/240V AC; Phase: Single; Circuit Breaker Type: Main Breaker; Max. AIR Rating: 22kA at 120/240V AC; For Use With: QO Load Center; Accessory Type: Miniature Circuit Breaker; Amps: 60 A.
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Miniature Circuit Breaker: 60 A Amps, For Use With Homeline Load Center/QO Load Center (MPN QOM60VH). Key specifications — AC Voltage Rating: 120/240V AC; Phase: Single; Circuit Breaker Type: Main Breaker; Max. AIR Rating: 22kA at 120/240V AC; For Use With: QO Load Center; Accessory Type: Miniature Circuit Breaker; Amps: 60 A.