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SQUARE D QO403L60NRB Main Lug Load Center - Square D QO - Main Lug Load Centers
SQUARE DSquare D QO - Main Lug Load Centers

SQUARE D QO403L60NRB Main Lug Load Center

The Square D QO403L60NRB is a 60 A, 3-phase main lug load center rated 208Y/120/240V AC with a 65kA short-circuit current rating. It offers 3 spaces, 0 tandem breaker capacity, and includes a surface cover for…

SKU 3G-OTH-609614

Brand
SQUARE D
Item
QO403L60NRB Main Lug Load Center
Part Number
QO403L60NRB
Category
Square D QO - Main Lug Load Centers
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Local availability & support

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

SQUARE D
Manufacturer Part Number
QO403L60NRB
Type
65kA, Outdoor
AC
208Y/120/240V
Phase
3
Spaces
3
Voltage
208Y/120/240V AC
Location
Outdoor
Included Enclosure Cover
Surface 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 QO403L60NRB is a 60 A, 3-phase main lug load center rated 208Y/120/240V AC with a 65kA short-circuit current rating. It offers 3 spaces, 0 tandem breaker capacity, and includes a surface cover for outdoor locations.

Frequently Asked Questions

What is the Square D QO403L60NRB load center used for?

The Square D QO403L60NRB is a 60 A, 3-phase main lug load center for outdoor 208Y/120/240V AC applications. It distributes power in commercial or industrial settings where a main breaker is not required, such as subpanels for lighting or equipment.

What are the specifications of the Square D QO403L60NRB?

The Square D QO403L60NRB is rated 60 A, 208Y/120/240V AC, 3-phase, with a 65kA short-circuit current rating. It has 3 spaces, 0 tandem breaker capacity, and includes a surface cover for outdoor use. It is a main lug type load center.

Where to buy the Square D QO403L60NRB worldwide?

3G Electric supplies the Square D QO403L60NRB load center to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for a quote and lead time on this 60 A, 3-phase outdoor unit.

How to install the Square D QO403L60NRB load center?

Install the Square D QO403L60NRB in an outdoor location using the included surface cover. Follow local electrical codes and the manufacturer’s wiring diagram for 208Y/120/240V AC, 3-phase connections. Ensure the main lug terminals are torqued to specification and the enclosure is properly grounded.

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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