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SQUARE D QO403L60NF Main Lug Load Center - Square D QO - Main Lug Load Centers
SQUARE DSquare D QO - Main Lug Load Centers

SQUARE D QO403L60NF Main Lug Load Center

The Square D QO403L60NF is a 60 A main lug load center with 3 spaces, rated 208Y/120/240V AC and 65kA short circuit current. It features a flush cover, is designed for indoor use, and supports 3-phase operation.

SKU 3G-OTH-609610

Brand
SQUARE D
Item
QO403L60NF Main Lug Load Center
Part Number
QO403L60NF
Category
Square D QO - Main Lug Load Centers
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Technical Specifications

SQUARE D
Manufacturer Part Number
QO403L60NF
Type
65kA, Flush Cover
AC
208Y/120/240V
Phase
3
Spaces
3
Voltage
208Y/120/240V AC
Location
Indoor
Included Enclosure Cover
Flush Cover
Max. No. Of Tandem Breakers
0
Short Circuit Current Rating
65kA
Main Circuit Breaker or Main Lug
Main Lug

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

Product Description

The Square D QO403L60NF is a 60 A main lug load center with 3 spaces, rated 208Y/120/240V AC and 65kA short circuit current. It features a flush cover, is designed for indoor use, and supports 3-phase operation.

Frequently Asked Questions

What is the Square D QO403L60NF load center used for?

The Square D QO403L60NF is a 60 A main lug load center designed for indoor 3-phase applications. It distributes power in commercial or light industrial settings where a main breaker is not required, supporting 208Y/120/240V AC systems with a 65kA short circuit rating.

What are the specifications of the Square D QO403L60NF?

The Square D QO403L60NF is a 60 A, 3-space main lug load center rated 208Y/120/240V AC with a 65kA short circuit current rating. It includes a flush cover, supports 3-phase operation, is for indoor use, and accepts no tandem breakers.

Where to buy the Square D QO403L60NF worldwide?

3G Electric supplies the Square D QO403L60NF 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 60 A main lug panel.

How to install the Square D QO403L60NF load center?

Install the Square D QO403L60NF indoors on a flat surface, ensuring proper grounding per local codes. Connect line conductors to the main lugs and branch circuits to the QO breakers. Always de-energize the panel before installation and follow NEC guidelines for 3-phase systems.

Used in

Common applications for SQUARE D
Commercial electrical panels — QO and QOB miniature circuit breakers for overcurrent protection in load centers and panelboards.
HVACR equipment — 8910 Series Type DPA definite purpose contactors for switching compressor and fan motor loads.
Industrial power distribution — J-Frame molded case circuit breakers for main and feeder protection in switchboards.
Residential ground-fault protection — QO and QOB GFI circuit breakers for kitchens, bathrooms, and outdoor circuits.
Motor control centers — definite purpose contactors for controlling pumps, fans, and other moderate motor loads.
OEM machinery — Square D circuit breakers and contactors for integration into control panels and equipment.
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SQUARE D Products

3G Electric supplies SQUARE D square d qo - main lug 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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