nVent AS100LG - Hol-Sealers Hole Seal, 1.88-inch Diameter, Light Gray, Mild Steel
nVent

AS100LG

UPC: 783510155766

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Minimum Qty: 10

Multiplier: 10

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Overview

The nVent HOFFMAN Hol-Sealers Hole Seal (SKU: AS100LG) is a precision-engineered, light gray mild steel sealing solution designed to protect electrical enclosures from environmental contaminants. Part of the trusted Hol-Sealers series, this 1.88-inch diameter hole seal provides a robust barrier against dust, dirt, oil, and water infiltration in critical applications where enclosure integrity is paramount. Engineered for versatility, the AS100LG accommodates a wide range of hole sizes from 0.19 inches up to the maximum diameter specified in the nVent compatibility table, making it an ideal choice for sealing pushbutton holes, conduit openings, and knockout penetrations in industrial and commercial environments. Designed for compatibility with nVent HOFFMAN enclosures, the Hol-Sealers Hole Seal maintains essential Type ratings—including 3R, 4, 4X (when using the stainless steel version), 12, and 13—ensuring compliance with stringent NEMA and IP standards for environmental protection. The mild steel construction delivers exceptional durability and resistance to mechanical stress, while the light gray finish ensures a professional appearance that blends seamlessly with industrial equipment. With a maximum enclosure wall thickness of 0.31 inches (8 mm), this hole seal is engineered to fit securely in a variety of mounting configurations, providing a reliable seal without compromising enclosure performance. Industries such as manufacturing, oil and gas, utilities, and telecommunications rely on nVent HOFFMAN enclosures and accessories for their robust protection and modular design. The Hol-Sealers series, including the AS100LG, is a cornerstone of this ecosystem, offering engineers and technicians a dependable solution for maintaining enclosure integrity in harsh or variable conditions. Whether used in control panels, junction boxes, or outdoor electrical housings, these hole seals prevent the ingress of contaminants that can lead to equipment failure, downtime, or safety hazards. Installation is straightforward, requiring no specialized tools—simply insert the seal into the designated hole and secure it in place, ensuring a tight fit that resists vibration and thermal cycling. Selecting the right hole seal is critical to achieving long-term performance in industrial applications. Professionals prioritize seals that meet specific IP and NEMA ratings, offer broad compatibility with enclosure systems, and provide ease of installation. The nVent Hol-Sealers Hole Seal AS100LG excels in all these areas, making it a preferred choice for OEMs, system integrators, and maintenance teams. Its compatibility with nVent HOFFMAN enclosures ensures seamless integration, while the durable mild steel construction guarantees longevity even in demanding environments. For projects where reliability and compliance are non-negotiable, the AS100LG delivers unmatched value and performance. Backed by nVent’s reputation for innovation and quality, the Hol-Sealers series is trusted by professionals worldwide to safeguard critical infrastructure. Whether sealing a single knockout in a control panel or retrofitting an existing enclosure for enhanced protection, the AS100LG provides the peace of mind that comes with a product engineered to exceed industry standards. Invest in the Hol-Sealers Hole Seal AS100LG to ensure your enclosures remain secure, compliant, and operational for years to come.
  • Available in multiple colors and sizes
  • Oil-resistant gasket provided
  • Steel model has plated stud (10-32x5/8) and wing nut
  • Stainless steel model has 300 series stainless steel stud (10-24x5/8) and wing nut
  • Plated stud (10-32x5/8) and wing nut
  • Stainless Steel Models:
  • 16 gauge stainless steel backplate
  • Seal, backplate, stud (10-24x5/8) and wing nut are 300 series stainless steel

Specifications

Accessory Type
Hole Seals
Application
Controls and Drives;Power Distribution
Color
Light Gray
Color
Gray
Color Code
RAL 7035
Finish
Powder Coated
Hol-Sealer Diameter
1.88 in
Hol-Sealer Diameter
89 mm
Hole Diameter
1.38-1.38 in
Hole Diameter
.33 in
IP Rating
IP66
Material
Mild Steel;Steel
Material
Mild Steel
Max Hole Diameter
1.38 in
Min Hole Diameter
35 mm
Modification Services
Yes
Product Family
Hol-Sealers
Size
1.88 Dia. in
Thickness
1.5 mm
Thickness
16 ga
Thickness
51.40mm (2.024")
Type
External Mounting for Industrial Enclosures
Type Number
Type 3R
Usage
1-in. conduit holes
Weight
0.1 lb
Works With
NEMA / IEC
Package Dimensions (L x W x H)
7 IN x 5 IN x 0.1 IN
Package Dimensions (L x W x H)
17.78 cm x 12.7 cm x 0.254 cm
Package Weight (Imperial)
0.100 L
Package Weight (Metric)
0.045 kg
Hol-Sealers Hole Seal, 1.88-inch Diameter, Gray, Mild Steel

AS100

Hol-Sealers Hole Seal, 1.88-inch Diameter, Gray, Mild Steel
Hol-Sealers Hole Seal, 1.56-inch Diameter, Light Gray, Mild Steel

AS075LG

Hol-Sealers Hole Seal, 1.56-inch Diameter, Light Gray, Mild Steel
Hole Sealers Hole Seal, 2.50-inch Diameter, Light Gray, Mild Steel

AS150LG

Hole Sealers Hole Seal, 2.50-inch Diameter, Light Gray, Mild Steel
Hol-Sealers Hole Seal, 3.00-inch Diameter, Light Gray, Mild Steel

AS200LG

Hol-Sealers Hole Seal, 3.00-inch Diameter, Light Gray, Mild Steel
Hol-Sealers Hole Seal, 0.56-inch Diameter, Gray, Mild Steel

AS056M

Hol-Sealers Hole Seal, 0.56-inch Diameter, Gray, Mild Steel
Hol-Sealers Hole Seal, 1.75-inch Diameter, Gray, Mild Steel

ASPB

Hol-Sealers Hole Seal, 1.75-inch Diameter, Gray, Mild Steel
Hol-Sealers Hole Seal, 1.56-inch Diameter, Gray, Mild Steel

AS075

Hol-Sealers Hole Seal, 1.56-inch Diameter, Gray, Mild Steel
Hol-Sealers Hole Seal, 2.19-inch Diameter, Gray, Mild Steel

AS125

Hol-Sealers Hole Seal, 2.19-inch Diameter, Gray, Mild Steel
Hol-Sealers Hole Seal, 1.38-inch Diameter, Gray, Mild Steel

AS050

Hol-Sealers Hole Seal, 1.38-inch Diameter, Gray, Mild Steel
Hol-Sealers Hole Seal, 2.50-inch Diameter, Gray, Mild Steel

AS150

Hol-Sealers Hole Seal, 2.50-inch Diameter, Gray, Mild Steel
Hol-Sealers Hole Seal, 3.00-inch Diameter, Gray, Mild Steel

AS200

Hol-Sealers Hole Seal, 3.00-inch Diameter, Gray, Mild Steel
Hol-Sealers Hole Seal, 2.19-inch Diameter, Light Gray, Mild Steel

AS125LG

Hol-Sealers Hole Seal, 2.19-inch Diameter, Light Gray, Mild Steel

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.