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SQUARE D Enclosure: Steel, 5 in x 3 in x 3 in, NEMA 1, Solid Cover, Screw On - Steel Indoor Enclosures with Screw-On Covers
SQUARE DSteel Indoor Enclosures with Screw-On Covers

SQUARE D Enclosure: Steel, 5 in x 3 in x 3 in, NEMA 1, Solid Cover, Screw On

The SQUARE D Enclosure is a steel indoor enclosure with a screw-on cover, designed for housing electrical components. This model (MPN 9991UE1) measures 5 in x 3 in x 3 in, is NEMA 1 rated, and features a solid…

SKU 3G-OTH-07548

Brand
SQUARE D
Item
Enclosure: Steel, 5 in x 3 in x 3 in, NEMA 1, Solid Cover, Screw On
Category
Steel Indoor Enclosures with Screw-On Covers
Available to Order
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

SQUARE D
Manufacturer Part Number
9991UE1
Type
5 in x 3 in x 3 in, NEMA 1, Solid Cover, Screw On, Included, Painted
Knockouts
Included
Closure Method
Screws

Technical Documents

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

Product Description

The SQUARE D Enclosure is a steel indoor enclosure with a screw-on cover, designed for housing electrical components. This model (MPN 9991UE1) measures 5 in x 3 in x 3 in, is NEMA 1 rated, and features a solid painted cover with included knockouts for conduit entry.

Frequently Asked Questions

What is the SQUARE D 9991UE1 enclosure used for?

The SQUARE D 9991UE1 is a steel NEMA 1 indoor enclosure with a screw-on solid cover. It is used to house and protect electrical components such as terminals, relays, or controls from dust and light impact in dry indoor industrial environments.

What are the specifications of the SQUARE D 9991UE1 enclosure?

The SQUARE D 9991UE1 enclosure measures 5 in x 3 in x 3 in, is made of painted steel, and carries a NEMA 1 rating. It has a solid screw-on cover, included knockouts for conduit entry, and uses screw closure method. The manufacturer part number is 9991UE1.

Where to buy the SQUARE D 9991UE1 enclosure worldwide?

3G Electric supplies the SQUARE D 9991UE1 enclosure to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for a quote and lead time on this steel NEMA 1 enclosure.

How to install the SQUARE D 9991UE1 enclosure?

Mount the SQUARE D 9991UE1 enclosure securely to a wall or panel using the backplate. Remove knockouts as needed for conduit entry, pull wiring, and attach the screw-on cover. Follow local electrical codes and ensure the NEMA 1 rating is suitable for indoor dry locations.

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 steel indoor enclosures with screw-on covers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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