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3G Electric
SQUARE D QO2L40RB Main Lug Load Center - Square D QO - Main Lug Load Centers
SQUARE DSquare D QO - Main Lug Load Centers

SQUARE D QO2L40RB Main Lug Load Center

The Square D QO2L40RB is a 40 A main lug load center rated for 120/240V AC, 1-phase, with 2 spaces and a 65kA short circuit current rating. It includes a surface cover and is designed for outdoor use.

SKU 3G-OTH-609597

Brand
SQUARE D
Item
QO2L40RB Main Lug Load Center
Part Number
QO2L40RB
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
Payment
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Technical Specifications

SQUARE D
Manufacturer Part Number
QO2L40RB
Type
65kA, Surface Cover
AC
120/240V
Phase
1
Spaces
2
Voltage
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

Technical Documents

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

Product Description

The Square D QO2L40RB is a 40 A main lug load center rated for 120/240V AC, 1-phase, with 2 spaces and a 65kA short circuit current rating. It includes a surface cover and is designed for outdoor use.

Frequently Asked Questions

What is the Square D QO2L40RB load center used for?

The Square D QO2L40RB is a 40 A main lug load center used for distributing power in outdoor residential or light commercial applications. It provides 2 spaces for branch circuits, rated 120/240V AC, 1-phase, with a 65kA short circuit rating for fault protection.

What are the specifications of the Square D QO2L40RB?

The Square D QO2L40RB is a 40 A, 120/240V AC, 1-phase main lug load center with 2 spaces, 0 max tandem breakers, and a 65kA short circuit current rating. It includes a surface cover and is rated for outdoor use. The enclosure is designed for surface mounting.

Where to buy the Square D QO2L40RB load center worldwide?

3G Electric supplies the Square D QO2L40RB 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 outdoor-rated main lug panel.

How to install the Square D QO2L40RB load center?

Install the Square D QO2L40RB on a flat outdoor surface using the included surface cover. Ensure the main lug connections are torqued per Square D specifications. Use only Square D QO breakers. Always disconnect power before installation and follow local electrical codes.

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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