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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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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

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

Technical Documents

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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 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
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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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