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SQUARE D Load Center: 125 A Amps, 120/240V AC, 20 Spaces, 65 kA, 4 Max. No. of Tandem Breakers - Square D QO - Main Lug, Convertible, Plug-On Neutral Load Centers
SQUARE DSquare D QO - Main Lug, Convertible, Plug-On Neutral Load Centers

SQUARE D Load Center: 125 A Amps, 120/240V AC, 20 Spaces, 65 kA, 4 Max. No. of Tandem Breakers

The Square D QO Load Center (MPN QO120L125PG) is a 125 A, main-lug, convertible, plug-on-neutral panel for indoor 1-phase applications. It provides 20 spaces, supports up to 4 tandem breakers, and is rated 120/240V…

SKU 3G-OTH-609559

Brand
SQUARE D
Item
Load Center: 125 A Amps, 120/240V AC, 20 Spaces, 65 kA, 4 Max. No. of Tandem Breakers
Category
Square D QO - Main Lug, Convertible, Plug-On Neutral Load Centers
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Technical Specifications

SQUARE D
Manufacturer Part Number
QO120L125PG
Type
65 kA, Indoor
AC
120/240V
Phase
1
Spaces
20
Voltage
120/240V AC
Location
Indoor
Included Enclosure Cover
Order Separately
Max. No. Of Tandem Breakers
4
Short Circuit Current Rating
65 kA
Main Circuit Breaker or Main Lug
Main Lug
View Full Spec Sheet

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

Product Description

The Square D QO Load Center (MPN QO120L125PG) is a 125 A, main-lug, convertible, plug-on-neutral panel for indoor 1-phase applications. It provides 20 spaces, supports up to 4 tandem breakers, and is rated 120/240V AC with a 65 kA short-circuit current rating. Enclosure cover is ordered separately.

Frequently Asked Questions

What is the Square D QO120L125PG load center used for?

The Square D QO120L125PG is a 125 A main-lug load center for indoor 1-phase residential or light commercial applications. It distributes power across 20 spaces, supports up to 4 tandem breakers, and is rated 120/240V AC with a 65 kA short-circuit current rating.

What are the specifications of the Square D QO120L125PG?

This Square D QO load center is rated 125 A, 120/240V AC, 65 kA short-circuit current, 1-phase, indoor use. It has 20 spaces, accepts up to 4 tandem breakers, and is a main-lug, convertible, plug-on-neutral design. The enclosure cover is ordered separately.

Where to buy the Square D QO120L125PG load center worldwide?

3G Electric supplies the Square D QO120L125PG load center to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this main-lug panel.

How to install a Square D QO main-lug load center?

Install the Square D QO120L125PG load center on a flat indoor surface, ensuring proper grounding per local codes. Connect incoming feeder wires to the main lugs, then install branch breakers in the plug-on-neutral bus. Always de-energize the panel before work and follow NEC guidelines.

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 square d qo - main lug, convertible, plug-on neutral load centers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Load Center: 125 A Amps, 120/240V AC, 12 Spaces, 65 kA, 12 Max. No. of Tandem Breakers, Indoor (MPN QO112L125PGC). Key specifications — Voltage: 120/240V AC; Short Circuit Current Rating: 65 kA; Included Enclosure Cover: Combination Flush/Surface Cover; Phase: 1; Main Circuit Breaker or Main Lug: Convertible Main Lug; Location: Indoor.
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Load Center: 225 A Amps, 208Y/120/240V AC, 42 Spaces, 25kA, 0 Max. No. of Tandem Breakers, Indoor (MPN QO342MQ225). Key specifications — Voltage: 208Y/120/240V AC; Short Circuit Current Rating: 25kA; Included Enclosure Cover: Order Separately; Phase: 3; Main Circuit Breaker or Main Lug: Main Circuit Breaker; Location: Indoor.
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