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SQUARE D NC74VS Panelboard Cover - Covers for Square D NQ and NF Panelboards
SQUARE DCovers for Square D NQ and NF Panelboards

SQUARE D NC74VS Panelboard Cover

The Square D NC74VS is a 74-inch-long, vented steel door cover for NQ and NF panelboards, rated 400 A and 20 inches wide with flush mounting. This genuine Square D component ensures proper enclosure and ventilation…

SKU 3G-OTH-621977

Brand
SQUARE D
Item
NC74VS Panelboard Cover
Part Number
NC74VS
Category
Covers for Square D NQ and NF Panelboards
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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
NC74VS
Type
48R540, 1, Door, Vented, Steel, Flush Mounting
Wd
20 in
Amps
400 A

Technical Documents

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

Product Description

The Square D NC74VS is a 74-inch-long, vented steel door cover for NQ and NF panelboards, rated 400 A and 20 inches wide with flush mounting. This genuine Square D component ensures proper enclosure and ventilation for compatible panelboard installations.

Frequently Asked Questions

What is the Square D NC74VS panelboard cover used for?

The Square D NC74VS is a 74-inch-long, vented steel door cover designed for NQ and NF panelboards. It provides proper enclosure and ventilation for 400 A rated installations, ensuring safe operation in industrial electrical distribution systems.

What are the specifications of the Square D NC74VS panelboard cover?

The Square D NC74VS is a 74-inch-long, 20-inch-wide, vented steel door cover with flush mounting. It is rated for 400 A and is a genuine Square D component for NQ and NF panelboards. The part number is NC74VS.

Where to buy the Square D NC74VS panelboard cover worldwide?

3G Electric supplies the Square D NC74VS panelboard cover worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us to order this genuine Square D component for your panelboard installation.

How to install the Square D NC74VS panelboard cover?

Install the Square D NC74VS cover by aligning it with the NQ or NF panelboard enclosure and securing it with the provided hardware. Ensure the vented door is properly seated for adequate airflow. Always follow Square D's installation instructions and local electrical codes for safe operation.

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 covers for square d nq and nf panelboards. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Non-vented steel door cover for Square D NQ and NF panelboards. Rated 225 A with 42 spaces. Type 1 surface-mount enclosure for indoor electrical distribution applications. Width 20 in
SQUARE D
Non-vented steel door cover for Square D NQ and NF panelboards. Rated 225 A with 42 spaces. Type 1 surface-mount enclosure for indoor electrical distribution applications. Width 20 in

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