• Some stock photographs may show options that are not included. Please check product description.
Square D™

125-Amp QO™ Load Center

Mfg.#
QO112L125PGC
Sku#
990937

* Estimated stock levels as of Thu, Feb 26, 2026. All items subject to prior sale. Prices may vary between stores and online. Please call ahead to confirm availability of items marked as Limited Stock.

Description

QO™ Load Centers offer premium features by allowing QO™ breakers, ground fault interrupters, arc fault interrupters, and surge arresters to be installed inside. QO™ Load Centers are designed for residential and industrial use to protect electrical systems, equipment, and people. They are available in both traditional and plug on neutral configurations. There is 3 types of mains available. There is main circuit breaker, main lugs, and generator panel. Single and three phase options are available. The bus bars are tin plated copper and are shielded. Indoor and outdoors enclosures are an option. QO™ Load Centers enable the use of a full complement of accessories. This 1 phase load center has 12 spaces and 24 circuits. This system provides 125A convertible main lugs in a NEMA 1 enclosure. It also includes plug on neutral, ground bar, combination cover, and UL rated.

Specifications

General

Amps 125
Box Size 6
Bus Bar Material Tin-plated, copper
Color Gray
Cover Type Combination flush/surface cover
Enclosure Rating NEMA 1 for indoor
Grounding Type Grounding bar included (not installed)
Includes Grounding bar included (not installed)
Indoor/Outdoor Indoor
Load Centers & Distribution Type Main Lug Load Center
Maximum Single Pole Circuits 24
Maximum Tandem Circuits 12
Misc Ambient Air Temperature for Operation:23 °F (-5 °C), 104 °F (40 °C)
Number of Circuits 12
Number of Phases 1
Provided Equipment Grounding bar, Cover
Spaces 12
Type Main Lug Load Center
Volts 120/240

Dimensions

Depth 3.74 in (95 mm)
Height 17.91 in (455 mm)
Weight 16.01 lb
Width 14.25 in (362 mm)

Manufacturing Details
The following information is subject to change without notice

Country of Origin US
Prop 65 Warning Warning WARNING: This product can expose you to chemicals including Lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information, go to www.P65Warnings.ca.gov.
Shop USA Yes

Label Information

Certification, Codes, Standards UL listed, Rated 120/240 VAC and 65,000 AIR short circuit current rating

Related Documents

Brochure (PDF)

Install Sheet (PDF)

Please choose a store for pricing and availability.

Find Your Local Store
Feedback