nVent ASG4X4X3 - Screw-Cover Enclosure Type 1 with Knockouts, 4x4x3, Galvanized, Steel
nVent

ASG4X4X3

UPC: 783510415693

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Overview

The **nVent Screw-Cover Enclosure Type 1 (ASG4X4X3)** is a premium galvanized steel pull box designed for commercial and industrial junction or pull applications. Part of nVent’s trusted line of electrical enclosures, this 4x4x3-inch enclosure provides robust protection for wiring systems while offering convenient access for maintenance and future expansions. Engineered for durability and versatility, it is ideal for environments where moisture resistance, corrosion protection, and structural integrity are critical. This **Type 1 pull box** is constructed from high-quality galvanized steel, ensuring long-lasting performance in demanding conditions. The galvanized finish provides superior resistance to rust and corrosion, making it suitable for outdoor installations, industrial facilities, and commercial buildings. The enclosure features **knockouts (KOs)** on all sides, allowing for flexible cable entry and exit points to accommodate various wiring configurations. Whether routing conduits through walls, ceilings, or floors, the KOs simplify installation and reduce the need for custom drilling. nVent’s **Screw-Cover design** ensures secure closure with a removable cover fastened by screws, preventing unauthorized access and protecting internal components from dust, debris, and physical damage. The cover can be easily removed for inspections, modifications, or additions, making this enclosure a practical choice for dynamic electrical systems. Additionally, the enclosure supports a variety of accessories, including **flush installation kits** and **wiring space extensions**, enabling professionals to customize the setup for specific project requirements. **Typical applications** for the nVent Screw-Cover Enclosure Type 1 include commercial buildings, manufacturing plants, data centers, healthcare facilities, and educational institutions. It is commonly used in **junction boxes** for power distribution, **pull boxes** for cable management, and **termination enclosures** for splicing and connecting wires. The 4x4x3-inch size provides ample internal space for organizing conductors, splicing connections, or housing electrical devices like relays, timers, or sensors. Professionals choose nVent enclosures for their **reliability, compliance, and ease of installation**. nVent (formerly known as CADDY, ERICO, and HOFFMAN) is a globally recognized leader in electrical and fastening solutions, with a reputation for innovation and quality. Their enclosures meet industry standards for safety and performance, including **UL listings** and **NEMA ratings**, ensuring peace of mind in critical applications. Whether for new construction, retrofits, or system upgrades, the **nVent Screw-Cover Enclosure Type 1 (ASG4X4X3)** delivers the durability, flexibility, and protection needed for modern electrical infrastructure. Invest in the **nVent Screw-Cover Enclosure Type 1** for a dependable solution that enhances wiring organization, simplifies maintenance, and ensures long-term performance in any commercial or industrial setting.
  • Unique keyhole screw slots in the cover
  • Available with or without knockouts
  • Various sizes of easy-to-remove concentric knockouts on all four sides of standard boxes with knockouts
  • Optional flush-mounted door frame available
  • Optional flush covers
  • Flat, removable covers fastened with plated steel screws
  • Provision for grounding
  • Mounting holes on back of box
  • Enclosures are finished with paint over plated surfaces

Specifications

Application
Power Distribution
Body Thickness
16 ga
Color
Unpainted
Color Code
ANSI 61
Cover Screw Quantity
2
Depth
13 IN
Depth
3 IN
Depth, Maximum
3
Depth, Minimum
3
Door Thickness
14 ga
Door Thickness
16 ga
Finish
Galvanized
Height
44 IN
Height
4 IN
IP Rating
IP30
Knockout Pattern Along A Sides
B-C
Knockout Pattern Along B Sides
B-C
Knockouts
True
Knockouts Included
Yes
Material
Mild Steel;Steel
Material
Galvanized Steel
Material
Steel
Modification Services
Yes
NEMA Rating
1
NEMA Rating
Type 1
Protection Rating
NEMA Type 1
Series
ASG
Size
4.00x4.00x3.00 in
Size
4x4x3 inches
Style
Galvanized
Type
Pull and Junction Boxes
Type
Screw-Cover Pull Boxes Type 1/Type3
Type Number
Type 1
Weight
1.6 lb
Width
102 mm
Width
4 IN
Package Dimensions (L x W x H)
4 IN x 3.9 IN x 3.1 IN
Package Dimensions (L x W x H)
10.16 cm x 9.906 cm x 7.874 cm
Package Weight (Imperial)
1.600 L
Package Weight (Metric)
0.726 kg
Screw-Cover Enclosure Type 1 no Knockouts, 4x4x3, Galvanized, Steel

ASG4X4X3NK

Screw-Cover Enclosure Type 1 no Knockouts, 4x4x3, Galvanized, Steel
NEMA 1 Enclosures are available with 3 fronts. The blank end walls are standard, and knockouts are available optionally.

AB55B

NEMA 1 Enclosures are available with 3 fronts. The blank end walls are standard, and knockouts are available optionally.

Frequently Asked Questions about nVent

What industries and applications are nVent products used for?

nVent products are engineered for critical infrastructure and industrial applications across multiple demanding sectors. Key markets include Construction, Data Centers, Defense, Healthcare, Mining, Oil & Gas Refineries, Power Plants, Rail/Transit, Renewable Energy, Security, Ship Building, Steel Mills, Telecom, and Utilities. Their solutions are designed to withstand extreme environmental conditions, with temperature ranges from -55°C to 105°C and specialized features like UV resistance, oil resistance, and flame resistance.

What environmental ratings do nVent products have?

nVent enclosures feature comprehensive environmental ratings, including UL 508A, CSA, and NEMA Type 1, 2, 3, 4, 4X, 12, and 13 certifications. They are rated IEC 60529 IP66, providing robust protection against dust, water, and corrosion in both indoor and outdoor environments. These products operate effectively in temperatures ranging from -40°F to 266°F, with enhanced UV inhibitors for outdoor weathering and oil-resistant gaskets for superior sealing.

What accessories are available for nVent products?

nVent offers a comprehensive range of accessories across multiple product lines, including EMC accessories like bonding cable clamps and strain reliefs, inline accessories such as lock inserts and mounting brackets, CONCEPT accessories including panel conversion kits and rack-mount angles, and seismic accessories for specialized mounting requirements. Key accessory categories include grounding kits, DIN rail mounting solutions, panel supports, handles, and various mounting hardware compatible with different enclosure types.

What certifications and standards do nVent products comply with?

nVent products meet critical international certifications including UL (United States), CSA (Canada), CE (European Community), and EAC (Russia). Our products are designed to comply with rigorous industrial standards such as NEMA enclosure ratings, IEC 60529 IP ratings, and international safety standards across multiple industrial markets including oil & gas, power, manufacturing, and infrastructure.

What is nVent's warranty policy?

nVent offers a standard 18-month warranty from invoicing date for most automation products, covering defects in workmanship and materials. The warranty requires proper transportation, handling, storage, and installation within specified environmental conditions. Warranty coverage includes repair or replacement at nVent's discretion, with certain conditions such as authorized service repairs and operation within designed capacity limits.

What technical support does nVent offer?

nVent offers comprehensive technical support through multiple global contact centers across North America, South America, Europe, Middle East, India, and Asia. Customers can reach technical experts by phone at regional numbers, with the North American headquarters in Minneapolis, MN providing primary support at +1.763.421.2240. Additionally, nVent provides online support resources through their website, including CAD drawing downloads and an 'Ask The Expert' feature to assist with product technical inquiries.