nVent A645JFGQRR - Hinge Cover Quick-Release Latch Type 4X, 5.50x4.00x5.00, Gray, Fiberglass
nVent

A645JFGQRR

UPC: 783510412104


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Installation Instructions

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Overview

The nVent Hinge Cover Quick-Release Latch Type 4X Fiberglass Enclosure (SKU: A645JFGQRR) provides Type 4X-rated protection for electrical and electronic components in harsh industrial environments. Constructed from non-metallic fiberglass, this enclosure resists corrosion, moisture, and UV exposure while maintaining dielectric strength and thermal stability. The 6.00 x 4.00 x 5.00 inch enclosure accommodates circuit breakers, relays, sensors, and control devices with ample internal space. The quick-release latch enables tool-free access for inspections and maintenance, reducing downtime in critical operations. Certified to UL, NEMA, and IEC standards, this enclosure is ideal for oil and gas, chemical processing, wastewater treatment, and manufacturing facilities where environmental protection is essential. The gray finish enhances visibility in low-light conditions and resists fading. Manufactured in the USA, this enclosure integrates seamlessly with standard mounting systems for easy installation.
  • Type 4X-rated for water, dust, and outdoor exposure resistance
  • Non-metallic fiberglass construction prevents corrosion and electrical interference
  • Quick-release latch enables tool-free access for fast maintenance
  • 6.00 x 4.00 x 5.00 inch dimensions for versatile component housing
  • UL, NEMA, and IEC certified for global compliance
  • Manufactured in the USA by nVent, a trusted industry leader
  • Cover securely fastens to the body with four captivated Type 316 stainless steel cover screws
  • Enclosures with quick-release latches have corrosion-resistant polyester hinges and polyester latches with a Type 316L stainless steel bail attached with Type 316 stainless steel screws
  • A Type 316L stainless steel padlock hasp is furnished with each enclosure
  • Sealing washers are furnished with enclosure

Specifications

Application
Controls and Drives;Corrosive Environments
Color
Gray
Color
Grey
Color
Light Gray
Color Code
RAL 7035
Cover Style
Solid Cover
Cover Style
Solid
Cubic Capacity
110 in3
Depth
5 IN
Depth
127 mm
Finish
Smooth Matte
Height
6 IN
Height
152 mm
Inside Dimensions
5.50 x 4.00 x 5.02 in
Ip Rating
IP66/IP67
IP Rating
IP66
Latch Quantity
1
Latch Style
Quick Release Latch
Latch Type
Quick Release
Material
Fiberglass
Modification Services
Yes
Mounting
4.75 x 2.00 in
NEMA Rating
4X Watertight, corrosion-resistant
Nema Rating
Type 4X
NEMA Rating
4X
Overall Dimensions
6.00 x 5.39 in
Protection Rating
NEMA Type 12
Size
5.50x4.00x5.02 in
Size
6.00 x 4.00 x 5.00 in
Thickness
0.15 in
Thickness
51.40mm (2.024")
Type
Fiberglass and Thermoplastic Wall Mounted Industrial Enclosures
Type Number
Type 3R
Usage
Able to withstand harsh environments, these small enclosures feature a simple, traditional non-metallic design that is suitable for a broad range of applications.
Weight
2.4 lb
Width
102 mm
Width
4 IN
Package Dimensions (L x W x H)
6.6 IN x 6.6 IN x 6.1 IN
Package Dimensions (L x W x H)
16.764 cm x 16.764 cm x 15.494 cm
Package Weight (Imperial)
2.400 L
Package Weight (Metric)
1.089 kg
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Escutcheon black type B for Sircover 125-630A

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How to Install the A645JFGQRR Enclosure

This guide provides step-by-step instructions for mounting and wiring the A645JFGQRR enclosure securely.

Estimated time: 45m

Tools needed:

Screwdriver, Wire strippers, Drill, Multimeter

Supplies needed:

Sealing washers, 1/4–20 screws, 1/4–20 nuts, Conduit hubs

  1. Prepare the mounting surface

    Ensure the mounting surface is clean and level. Place sealing washers and 1/4–20 screws in the corner bosses of the enclosure.

  2. Mount the enclosure

    Align the screws protruding from the rear of the enclosure with the holes on the mounting surface. Feed the screws through the holes and secure them with 1/4–20 nuts and washers.

  3. Connect conduit

    Use only U.L. listed or recognized conduit hubs that match the environmental type rating of the enclosure. Connect the conduit hubs to the conduit before attaching them to the enclosure.

  4. Drill drainage hole

    To maintain a UL/CSA 3R rating, drill a 1/4” (6 mm) diameter hole on the bottom surface of the enclosure at the lowest point.

  5. Verify connections

    After installation, use a multimeter to verify all electrical connections are secure and functioning properly.

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.