nVent VJB2016NHWLL2 - VJB Flat Cover Bonded Window Type 4X, 21.32x17.32x11.57, Lt Gray, FRP, NHWLL
nVent

VJB2016NHWLL2

UPC: 635394581202


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Installation Instructions

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Overview

The nVent VJB2016NHWLL2 FRP Flat Cover Bonded Window Type 4X Enclosure is a premium industrial-grade solution engineered for maximum protection in highly corrosive environments. Designed by nVent, a global leader in electrical and thermal management solutions, this enclosure combines durable fiberglass-reinforced polyester (FRP) construction with a bonded window design to deliver unmatched durability and safety. With dimensions of 21.32 x 17.32 x 11.57 inches and a light gray finish, the VJB2016NHWLL2 is ideal for applications where resistance to chemicals, moisture, and extreme temperatures is critical. This Type 4X enclosure provides superior protection against dust, water, and corrosion, making it suitable for industries such as chemical processing, oil and gas, water treatment, and manufacturing. The bonded window design ensures clarity and structural integrity, allowing for safe visual inspection of internal components without compromising protection. The FRP material offers excellent dielectric strength and UV resistance, ensuring long-term performance even in harsh outdoor or industrial settings. Professionals choose the nVent VJB2016NHWLL2 for its robust construction and compliance with stringent safety standards. The enclosure is designed to safeguard electrical junctions and sensitive equipment from indirect contact hazards, reducing the risk of electrical shock and equipment failure. Its modular design facilitates easy installation and maintenance, while the lightweight yet durable FRP material ensures ease of handling without sacrificing strength. Key applications include control panels, junction boxes, and distribution centers in corrosive environments. The VJB2016NHWLL2 is particularly well-suited for use in chemical plants, refineries, and wastewater treatment facilities, where exposure to aggressive chemicals and moisture is common. Its Type 4X rating ensures reliable performance in both indoor and outdoor applications, even in the presence of high humidity or corrosive atmospheres. nVent’s reputation for innovation and reliability makes the VJB2016NHWLL2 a trusted choice among engineers and facility managers. With a focus on safety, durability, and performance, nVent continues to set the standard for industrial enclosures, ensuring that critical electrical systems remain protected and operational in even the most demanding conditions. Whether for new installations or retrofits, the VJB2016NHWLL2 delivers the performance and peace of mind required in today’s industrial environments.
  • Available sized from 6x6 (152x152mm) to 30x24 (762x610mm)
  • All VJ enclosures were designed to meet the Joint Industrial Council (JIC) standards in the United States
  • Enclosures are maintenance free and corrosion resistant
  • Made from hot compression molded halogen free, self extinguishing fiberglass reinforced polyester (FRP)
  • Polyurethane foam-in-place gasket
  • 1/4” transparent Lexan™ window
  • Molded mounting flanges and cover corner ribs increase enclosure strength
  • Enclosures can be modified to customer specifications
  • Enclosures can be modified to customer specifications

Specifications

Application
Controls and Drives;Corrosive Environments
Application
Corrosive Environments; Controls and Drives
Color
Light Gray
Color
Gray
Color
Grey
Color
Lt Gray
Color Code
RAL 7035
Depth
294 mm
Depth
11.57
Finish
Smooth Matte
Height
542 mm
Height
21.32
Material
FRP
Material
Fiberglass
Material Quality
Fiberglass
Nema Rating
Type 4X
Product Family
VJ
Protection Rating
NEMA Type 3
Series
VJB
Size
21.32x17.32x11.57
Style
Non-metallic hinges and stainless steel twist latch
Type
Fiberglass and Thermoplastic Wall Mounted Industrial Enclosures
Weight
21 lb
Width
440 mm
Width
17.32 in
Panel 6.9 x 4.9 - Fits Encl. 8 x 6 - Alum

14A0705

Panel 6.9 x 4.9 - Fits Encl. 8 x 6 - Alum
Sealable and transparent protective covers BX4 and non-removable BX4-CA to protect the devices against accidental contact.

BX4

Sealable and transparent protective covers BX4 and non-removable BX4-CA to protect the devices against accidental contact.
Cord Grip with NPT Threads, Locknut Included, NPT Thread Size 3/8 Inch, Cable Range 0.181 Inch/4.6mm to 0.312 Inch/7.9mm, Hole Clearance 0.670 Inch/17.0mm, Thread Length 0.53 Inch/13.5mm, IP68 Rating, Nylon, Black

LH38

Cord Grip with NPT Threads, Locknut Included, NPT Thread Size 3/8 Inch, Cable Range 0.181 Inch/4.6mm to 0.312 Inch/7.9mm, Hole Clearance 0.670 Inch/17.0mm, Thread Length 0.53 Inch/13.5mm, IP68 Rating, Nylon, Black
EP-RJG-M20-BL-A

1SNG618003R0000

EP-RJG-M20-BL-A
1/2 Inch, Straight, One-Piece Liquidtight Non-Metallic Fitting, CSA, UL E32447, Temperatures up to 60 Degrees C, PVC, Grey

LN43DA

1/2 Inch, Straight, One-Piece Liquidtight Non-Metallic Fitting, CSA, UL E32447, Temperatures up to 60 Degrees C, PVC, Grey
1/2 Inch, 90 Degree, Two-Piece Liquidtight Non-Metallic Fitting, UL E32447, Temperatures up to 107 Degrees C, Nitril Rubber O-Ring, PVC, Grey

LT20D-NEW

1/2 Inch, 90 Degree, Two-Piece Liquidtight Non-Metallic Fitting, UL E32447, Temperatures up to 107 Degrees C, Nitril Rubber O-Ring, PVC, Grey
External operation handle 0-1 type S01 Red Nema 4,4x

140E2911

External operation handle 0-1 type S01 Red Nema 4,4x
Escutcheon black type B for Sircover 125-630A

44095015

Escutcheon black type B for Sircover 125-630A
12,80" x 12,80" filter fan - 115Vac - 285.3 cfm - RAL 7035 - Type 12

FF20A115UE1

12,80" x 12,80" filter fan - 115Vac - 285.3 cfm - RAL 7035 - Type 12
5,90" x 5,90" filter fan - 24Vdc - 20.6 cfm - RAL 9005 - Type 3R - IP55

FF12D24NN53

5,90" x 5,90" filter fan - 24Vdc - 20.6 cfm - RAL 9005 - Type 3R - IP55

How to Install the 95HCD Hinged Inspection Window

This guide provides step-by-step instructions for installing the 95HCD Hinged Inspection Window on your enclosure.

Estimated time: 45m

Tools needed:

Screwdriver, Drill, Wire strippers

Supplies needed:

Mounting screws, Neoprene gasket, Air vents

  1. Prepare the enclosure

    Ensure the enclosure is clean and free of debris. Identify the mounting location for the inspection window.

  2. Install the hinged inspection window

    Align the window with the pre-drilled holes on the enclosure. Secure the window using the provided mounting screws, ensuring it is tightly fitted.

  3. Seal the window

    Apply the neoprene gasket around the window frame to prevent moisture ingress. Ensure the gasket is evenly placed and free of gaps.

  4. Install air vents

    Drill holes for the air vents in the upper and lower parts of the enclosure. Install the air vents using the provided screws to ensure proper air circulation.

  5. Verify installation

    Check that the window opens and closes smoothly. Inspect the gasket and air vents for proper installation and seal.

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.