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Square D NQ Main Lug - Square D NQ Main Lug, Convertible Panel Interiors
SQUARE DSquare D NQ Main Lug, Convertible Panel Interiors

Square D NQ Main Lug

The Square D NQ Main Lug, Convertible Panel Interiors (MPN NQ42L2C) is a 42-space, 225 A panelboard interior with a copper bus, compatible with QHB, QOB, and QOB-VH circuit breakers. Measuring 33 inches in height and…

SKU 3G-OTH-772260

Brand
SQUARE D
Item
NQ Main Lug
Part Number
NQ42L2C
Category
Square D NQ Main Lug, Convertible Panel Interiors
Available to Order
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Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Compliance & shipping

Hazardous material
Not classified as hazardous
California Prop 65 warning
No warning recorded
Licence required
No licence required
Safety Data Sheet
Not available
Special shipping
Ships under standard freight

Technical Specifications

SQUARE D
Manufacturer Part Number
NQ42L2C
Type
Copper, QHB/QOB/QOB-VH
Wd
10 7/16 in
Ht
33 in
Amps
225 A
Depth
5-3/4 in
Phase
Single
Width
10-7/16 in
Height
33 in
UNSPSC
39121103
Voltage
120/240V AC
Standards
CSA Approved; UL Listed
Bus Material
Copper Bus Material Bus Material This is the material of the bus bar in the load center or panelboard.
Catalog Page
187
For Use With
NQ Circuit Breakers
Number of Spaces
42
Country of Origin
South Korea (subject to change)
Circuit Breaker Type
Plug In Miniature
Recommended Enclosure
1D700 for Main Breaker; 6B429 for Main Lug
Circuit Breaker Series
QHB; QOB; QOB-VH
Recommended Flush Cover
3TX91 for Main Breaker; 4HHA1 for Main Lug
Recommended Surface Cover
3TX82
Recommended Ground Bar Kit
5B716
Short Circuit Current Rating
100000 RMS Symmetrical
Main Circuit Breaker Adapter Kit
4HHA3; 4HHA4; Mfr. No. NQMB2KI
Main Circuit Breaker or Main Lug
Convertible; Main Lug

Technical Documents

(1)
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SQUARE D Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The Square D NQ Main Lug, Convertible Panel Interiors (MPN NQ42L2C) is a 42-space, 225 A panelboard interior with a copper bus, compatible with QHB, QOB, and QOB-VH circuit breakers. Measuring 33 inches in height and 10 7/16 inches in width, this unit supports flexible configuration for electrical distribution systems.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the Square D NQ42L2C panelboard interior used for?

The Square D NQ42L2C is a 42-space, 225 A main lug convertible panel interior used for electrical distribution in commercial and industrial facilities. It accepts QHB, QOB, and QOB-VH circuit breakers and features a copper bus for reliable power distribution.

What are the specifications of the Square D NQ42L2C panelboard interior?

The Square D NQ42L2C panelboard interior has 42 spaces, 225 A amps, a copper bus, and is compatible with QHB, QOB, and QOB-VH circuit breakers. It measures 33 in height by 10 7/16 in width. The bus material is copper, and the circuit breaker series is QHB.

Where to buy Square D NQ42L2C panelboard interior worldwide?

3G Electric supplies the Square D NQ42L2C panelboard interior worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time on this 42-space, 225 A copper-bus unit.

How to select the right Square D panelboard interior for my application?

To select the right Square D panelboard interior, match the number of spaces (e.g., 42 spaces for NQ42L2C), amp rating (225 A), bus material (copper), and circuit breaker compatibility (QHB, QOB, QOB-VH) to your load requirements. Consult a licensed electrician for proper sizing and code compliance.

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

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