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SQUARE D Main Lug Kit: 125 A Amps - Square D Main Lug Kits
SQUARE DSquare D Main Lug Kits

SQUARE D Main Lug Kit: 125 A Amps

The Square D Main Lug Kit (MPN QOL125) is a 125 A accessory designed for use with Homeline and QO Load Centers. It includes (2) main lugs to facilitate branch circuit connections in compatible panels.

SKU 3G-OTH-620978

Brand
SQUARE D
Item
Main Lug Kit: 125 A Amps
Category
Square D Main Lug Kits
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Technical Specifications

SQUARE D
Manufacturer Part Number
QOL125
Type
For Use With Homeline and QO Load Centers
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SQUARE D Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The Square D Main Lug Kit (MPN QOL125) is a 125 A accessory designed for use with Homeline and QO Load Centers. It includes (2) main lugs to facilitate branch circuit connections in compatible panels.

Frequently Asked Questions

What is the Square D QOL125 main lug kit used for?

The Square D QOL125 main lug kit is used to convert a Homeline or QO load center into a main lug panel, enabling branch circuit connections. It is a 125 A accessory that includes (2) main lugs for secure wiring terminations in residential and commercial electrical distribution systems.

What are the specifications of the Square D QOL125 main lug kit?

The Square D QOL125 main lug kit is rated for 125 A and includes (2) main lugs. It is designed for use with Homeline and QO load centers. The manufacturer part number is QOL125. This kit facilitates branch circuit connections in compatible Square D panels.

Where to buy the Square D QOL125 main lug kit worldwide?

3G Electric supplies the Square D QOL125 main lug kit 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 Square D accessory for Homeline and QO load centers.

How to install the Square D QOL125 main lug kit?

To install the Square D QOL125 main lug kit, first ensure the load center is de-energized. Remove the existing main breaker or cover, then mount the kit per the manufacturer's instructions. Torque the (2) main lugs to the specified value for secure connections. Always follow local electrical codes.

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 main lug kits. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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