We ship worldwide — Singapore, Australia, Malaysia, Indonesia, Philippines, India, Middle East & more

3G Electric
RFQ CartGet a QuoteSign inSign up
SQUARE D Panelboard Cover: 50 in Lg, 1D700, 1, Door, Non-Vented, 54 Spaces, 250 A Amps - Covers for Square D NQ and NF Panelboards
SQUARE DCovers for Square D NQ and NF Panelboards

SQUARE D Panelboard Cover: 50 in Lg, 1D700, 1, Door, Non-Vented, 54 Spaces, 250 A Amps

The Square D NC50S is a 50-inch-long panelboard cover for NQ and NF panelboards, supplied as a non-vented steel door with 54 spaces and a 250 A rating. Measuring 20 inches wide, this Type 1 surface-mount cover…

SKU 3G-OTH-621040

Brand
SQUARE D
Item
Panelboard Cover: 50 in Lg, 1D700, 1, Door, Non-Vented, 54 Spaces, 250 A Amps
Category
Covers for Square D NQ and NF Panelboards
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Technical Specifications

SQUARE D
Manufacturer Part Number
NC50S
Type
1D700, 1, Door, Non-Vented, Steel
Wd
20 in
Amps
250 A
Spaces
54
View Full Spec Sheet

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

The Square D NC50S is a 50-inch-long panelboard cover for NQ and NF panelboards, supplied as a non-vented steel door with 54 spaces and a 250 A rating. Measuring 20 inches wide, this Type 1 surface-mount cover (1D700) provides a durable enclosure for Square D distribution equipment.

Frequently Asked Questions

What is the Square D NC50S panelboard cover used for?

The Square D NC50S is a 50-inch-long, non-vented steel door cover for NQ and NF panelboards. It provides a durable, Type 1 surface-mount enclosure rated 250 A with 54 spaces, protecting Square D distribution equipment in commercial and industrial electrical installations.

What are the specifications of the Square D NC50S panelboard cover?

The NC50S measures 20 inches wide by 50 inches long, rated 250 A with 54 spaces. It is a Type 1, non-vented steel door cover (1D700) for surface mounting on Square D NQ and NF panelboards. The manufacturer part number is NC50S.

Where to buy the Square D NC50S panelboard cover worldwide?

3G Electric supplies the Square D NC50S panelboard cover 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 Square D distribution equipment cover.

How to install the Square D NC50S panelboard cover?

Install the NC50S cover by aligning it with the Square D NQ or NF panelboard enclosure and securing with the provided hardware. Ensure the surface is clean and the door swings freely. Follow Square D's installation instructions for proper grounding and torque specifications.

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

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.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

More from SQUARE D

View all SQUARE D parts →
Panelboard Cover: 74 in Lg, 48R540, 1, Door, Vented, 400 A Amps, Steel, 20 in Wd, Flush Mounting (MPN NC74VS). Key specifications — attr196460: Flush; attr196457: Steel; attr196449: 48R540; attr196450: 1; attr196451: Door; attr196452: Vented.
SQUARE D
Panelboard Cover: 74 in Lg, 48R540, 1, Door, Vented, 400 A Amps, Steel, 20 in Wd, Flush Mounting (MPN NC74VS). Key specifications — attr196460: Flush; attr196457: Steel; attr196449: 48R540; attr196450: 1; attr196451: Door; attr196452: Vented.
Panelboard Cover: 38 in Lg, 6B429, 1, Door, Non-Vented, 42 Spaces, 125 A Amps, Steel, 20 in Wd (MPN NC38S). Key specifications — attr196460: Surface; attr196457: Steel; attr196449: 6B429; attr196450: 1; attr196451: Door; attr196452: Non-Vented.
SQUARE D
Panelboard Cover: 38 in Lg, 6B429, 1, Door, Non-Vented, 42 Spaces, 125 A Amps, Steel, 20 in Wd (MPN NC38S). Key specifications — attr196460: Surface; attr196457: Steel; attr196449: 6B429; attr196450: 1; attr196451: Door; attr196452: Non-Vented.
Panelboard Cover: 56 in Lg, 1D700, 1, Door, Vented, 42 Spaces, 400 A Amps, Steel, 20 in Wd (MPN NC56VF). Key specifications — attr196460: Flush; attr196457: Steel; attr196449: 1D700; attr196450: 1; attr196451: Door; attr196452: Vented.
SQUARE D
Panelboard Cover: 56 in Lg, 1D700, 1, Door, Vented, 42 Spaces, 400 A Amps, Steel, 20 in Wd (MPN NC56VF). Key specifications — attr196460: Flush; attr196457: Steel; attr196449: 1D700; attr196450: 1; attr196451: Door; attr196452: Vented.
Panelboard Cover: 38 in Lg, 6B429, 1, Door, Non-Vented, 42 Spaces, 125 A Amps, Steel, 20 in Wd (MPN NC38F). Key specifications — attr196460: Flush; attr196457: Steel; attr196449: 6B429; attr196450: 1; attr196451: Door; attr196452: Non-Vented.
SQUARE D
Panelboard Cover: 38 in Lg, 6B429, 1, Door, Non-Vented, 42 Spaces, 125 A Amps, Steel, 20 in Wd (MPN NC38F). Key specifications — attr196460: Flush; attr196457: Steel; attr196449: 6B429; attr196450: 1; attr196451: Door; attr196452: Non-Vented.
Panelboard Cover: 68 in Lg, 48R501, 1, Door, Vented, Steel, 20 in Wd, Flush Mounting (MPN NC68VF). Key specifications — attr196460: Flush; attr196457: Steel; attr196449: 48R501; attr196450: 1; attr196451: Door; attr196452: Vented.
SQUARE D
Panelboard Cover: 68 in Lg, 48R501, 1, Door, Vented, Steel, 20 in Wd, Flush Mounting (MPN NC68VF). Key specifications — attr196460: Flush; attr196457: Steel; attr196449: 48R501; attr196450: 1; attr196451: Door; attr196452: Vented.
Panelboard Cover: 44 in Lg, 1D698, 1, Door, Non-Vented, 42 Spaces, 225 A Amps, Steel, 20 in Wd (MPN NC44S). Key specifications — attr196460: Surface; attr196457: Steel; attr196449: 1D698; attr196450: 1; attr196451: Door; attr196452: Non-Vented.
SQUARE D
Panelboard Cover: 44 in Lg, 1D698, 1, Door, Non-Vented, 42 Spaces, 225 A Amps, Steel, 20 in Wd (MPN NC44S). Key specifications — attr196460: Surface; attr196457: Steel; attr196449: 1D698; attr196450: 1; attr196451: Door; attr196452: Non-Vented.
Cover Trim: 74 in Lg, 48R540, 1, Door, 20 in Wd, Flush Mounting (MPN NC74VF). Key specifications — attr196460: Flush; attr196449: 48R540; attr196450: 1; attr196451: Door.
SQUARE D
Cover Trim: 74 in Lg, 48R540, 1, Door, 20 in Wd, Flush Mounting (MPN NC74VF). Key specifications — attr196460: Flush; attr196449: 48R540; attr196450: 1; attr196451: Door.
Panelboard Cover: 32 in Lg, 1D691, 1, Door, Non-Vented, 30 Spaces, 125 A Amps, Steel, 20 in Wd (MPN NC32S). Key specifications — attr196460: Surface; attr196457: Steel; attr196449: 1D691; attr196450: 1; attr196451: Door; attr196452: Non-Vented.
SQUARE D
Panelboard Cover: 32 in Lg, 1D691, 1, Door, Non-Vented, 30 Spaces, 125 A Amps, Steel, 20 in Wd (MPN NC32S). Key specifications — attr196460: Surface; attr196457: Steel; attr196449: 1D691; attr196450: 1; attr196451: Door; attr196452: Non-Vented.