nVent MB100765PCCT - MultiBox Transparent Screw Cover Type 4X, 10.00x7.09x6.50, Lt Gray, Polycarbonate, PCCT
nVent

MB100765PCCT

UPC: 635394600897


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Installation Instructions

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Overview

The nVent MultiBox Transparent Screw Cover Type 4X (SKU: MB100765PCCT) is a high-performance polycarbonate enclosure designed for demanding industrial environments where corrosion resistance, visibility, and durability are critical. Manufactured by nVent, a global leader in electrical and thermal management solutions, this enclosure combines rugged construction with a clear cover to provide unmatched protection and inspection capability for electrical and instrumentation components. The Type 4X rating ensures superior resistance to corrosion, making it ideal for use in chemical processing plants, wastewater treatment facilities, offshore platforms, and other harsh industrial settings where exposure to moisture, chemicals, and environmental contaminants is routine. Engineered for versatility, the MultiBox series from nVent is trusted by professionals across industries including oil & gas, mining, manufacturing, and utilities for applications such as junction boxes, control panels, sensor housings, and instrumentation enclosures. The transparent polycarbonate cover allows for quick visual inspection of internal components without opening the enclosure, reducing downtime and improving maintenance efficiency. This feature is particularly valuable in high-cycle operations where routine checks are necessary but disassembly is impractical. Key features of the MB100765PCCT include a lightweight yet impact-resistant polycarbonate construction that withstands mechanical stress and extreme temperatures. The Type 4X rating confirms compliance with rigorous standards for corrosion resistance and ingress protection, ensuring reliable performance even in salt spray, acidic, or alkaline environments. The enclosure’s dimensions (10.00 x 7.09 x 6.50 inches) provide ample internal space for wiring, terminals, and devices, while the light gray color aids in heat dissipation and visibility in low-light conditions. Installation is straightforward thanks to the screw cover design, which allows for easy access during setup or maintenance while maintaining a secure seal during operation. nVent’s reputation for innovation and quality ensures that the MultiBox series meets or exceeds industry standards, including UL, NEMA, and IEC certifications. Whether used in indoor control rooms or outdoor installations exposed to the elements, this enclosure delivers long-term reliability and peace of mind. For engineers and technicians seeking a durable, corrosion-resistant solution with clear visibility, the nVent MultiBox Transparent Screw Cover Type 4X is an industry-proven choice that balances performance, safety, and cost-effectiveness.
  • Type 4X rated for superior corrosion resistance in harsh environments
  • Transparent polycarbonate cover enables quick visual inspection without opening
  • Lightweight yet impact-resistant construction for durability
  • Dimensions: 10.00 x 7.09 x 6.50 inches (L x W x H)
  • Manufactured by nVent, a trusted leader in industrial enclosures
  • Ideal for junction boxes, control panels, and instrumentation housings
  • Light gray color aids heat dissipation and visibility
  • Screw cover design allows easy access while maintaining secure seal

Specifications

Application
Corrosive Environments; Controls and Drives
Color
Light Gray
Color
Lt Gray
Finish
Smooth Matte
Ip Rating
IP66/IP67
Material
Polycarbonate
Nema Rating
Type 4X
Series
MultiBox
Size
10.00x7.09x6.50
Type
Fiberglass and Thermoplastic Wall Mounted Industrial Enclosures
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.
Escutcheon black type B for Sircover 125-630A

44095015

Escutcheon black type B for Sircover 125-630A
Escutcheon black type B for Sircover 125-630A IP65

44095016

Escutcheon black type B for Sircover 125-630A IP65
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
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
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
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
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

How to Install the MB040425PSCTK Enclosure

This guide provides step-by-step instructions for installing and configuring the MB040425PSCTK enclosure for electrical junctions in corrosive environments.

Estimated time: 45m

Tools needed:

Screwdriver, Wire strippers, Multimeter

Supplies needed:

Mounting screws, Terminal connectors

  1. Mount the enclosure

    Secure the MB040425PSCTK enclosure to a suitable surface using the provided mounting screws. Ensure it is level and firmly attached.

  2. Connect the wiring

    Strip the ends of the wires and connect them to the terminal connectors inside the enclosure. Ensure all connections are tight and secure.

  3. Verify electrical connections

    Use a multimeter to check the continuity of the connections. Ensure there are no shorts and that all connections are functioning correctly.

  4. Seal the enclosure

    Close the enclosure cover and ensure that all screws are tightened to maintain the integrity of the enclosure against corrosive environments.

  5. Calibrate the system

    If applicable, follow the manufacturer's instructions to calibrate any devices housed within the enclosure to ensure accurate operation.

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.