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3G Electric
SQUARE D NQ Main Lug, Convertible Panel Interior, 18 Spaces, 100 A, Copper Bus - Square D NQ Main Lug, Convertible Panel Interiors
SQUARE DSquare D NQ Main Lug, Convertible Panel Interiors

SQUARE D NQ Main Lug, Convertible Panel Interior, 18 Spaces, 100 A, Copper Bus

The Square D NQ Main Lug, Convertible Panel Interiors (MPN NQ18L1C) is a 100 A, 18-space copper-bus panelboard interior with a 21 in height and 10 7/16 in width, designed for QHB, QOB, and QOB-VH circuit breakers. 3G…

SKU 3G-OTH-772162

Brand
SQUARE D
Item
NQ Main Lug, Convertible Panel Interior, 18 Spaces, 100 A, Copper Bus
Part Number
NQ18L1C
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

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.

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
NQ18L1C
Type
Copper, QHB/QOB/QOB-VH
Wd
10 7/16 in
Ht
21 in
Amps
100 A
Depth
5-3/4 in
Phase
Single
Width
10-7/16 in
Height
21 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
18
Country of Origin
South Korea (subject to change)
Circuit Breaker Type
Plug In Miniature
Recommended Enclosure
1D687 for Main Lug; 6B429 for Main Breaker
Circuit Breaker Series
QHB; QOB; QOB-VH
Recommended Flush Cover
3TX77 for Main Lug; 3TX81 for Main Breaker
Recommended Surface Cover
3TX78 for Main Lug; 3TX82 for Main Breaker
Recommended Ground Bar Kit
5B716
Short Circuit Current Rating
100000 RMS Symmetrical
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 NQ18L1C) is a 100 A, 18-space copper-bus panelboard interior with a 21 in height and 10 7/16 in width, designed for QHB, QOB, and QOB-VH circuit breakers. 3G Electric interprets your demand for this OEM component, sourcing it across our 14 industrial departments and backing it with specialist expertise in electrical controls.

Frequently Asked Questions

What is the Square D NQ18L1C panelboard interior used for?

The Square D NQ18L1C is a 100 A, 18-space copper-bus panelboard interior used for distributing electrical power in commercial and industrial facilities. It accepts QHB, QOB, and QOB-VH circuit breakers. 3G Electric sources this OEM component across 14 industrial departments and backs it with specialist expertise in electrical controls.

What are the specifications of the Square D NQ18L1C panelboard interior?

The Square D NQ18L1C panelboard interior is rated 100 A with 18 spaces, copper bus material, and a height of 21 in and width of 10 7/16 in. It is designed for QHB, QOB, and QOB-VH circuit breakers. 3G Electric supplies this OEM component with full logistics and customs support worldwide.

Where to buy Square D NQ18L1C panelboard interior worldwide?

3G Electric supplies the Square D NQ18L1C panelboard interior worldwide, handling logistics, customs, and delivery. As a global industrial solutions provider, we interpret your demand and source this OEM component across 14 departments, including electrical controls. Contact us for availability and lead time.

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

To select the right Square D panelboard interior, match the amp rating (e.g., 100 A), number of spaces (e.g., 18), bus material (copper or aluminum), and circuit breaker series (e.g., QHB, QOB) to your load requirements. 3G Electric provides specialist support in electrical controls to help you choose the correct OEM component.

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 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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