nVent MB141065PSCT - MultiBox Transparent Screw Cover Type 4X, 14.21x10.00x6.46, Lt Gray, Polystyrene, PSCT
nVent

MB141065PSCT

UPC: 635394601085

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Installation Instructions

Contact for Pricing

Overview

The nVent MultiBox Transparent Screw Cover Type 4X Enclosure (SKU: MB141065PSCT) is a high-performance electrical junction box 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 polystyrene cover to provide unparalleled protection and inspection capabilities. The lightweight yet robust design makes it ideal for applications requiring frequent access to internal components while maintaining IP66/IP69K ingress protection and Type 4X corrosion resistance ratings. This MultiBox enclosure is engineered for use in highly corrosive environments, including chemical processing plants, water treatment facilities, offshore oil and gas platforms, and food & beverage production areas. The transparent polystyrene cover allows technicians to visually inspect wiring, terminals, and instrumentation without removing the cover, significantly reducing maintenance time and minimizing exposure to hazardous conditions. The screw cover design ensures a secure seal while enabling quick access when adjustments or inspections are required. Key applications include housing electrical connections for sensors, switches, and control panels in corrosive atmospheres. The enclosure's dimensions (14.21" x 10.00" x 6.46") provide ample internal space for complex wiring configurations, while the light gray color helps reduce heat absorption in outdoor installations. The polystyrene material offers excellent chemical resistance against acids, alkalis, and solvents commonly found in industrial settings. Professionals in electrical engineering, instrumentation, and maintenance rely on nVent MultiBox enclosures for their proven reliability in harsh conditions. The Type 4X rating ensures protection against windblown dust, rain, splashing water, and corrosion, making these enclosures suitable for both indoor and outdoor use. Installation is straightforward with standard mounting options, and the enclosure's design accommodates various cable entry methods, including knockouts and gland plates. nVent's reputation for innovation and quality is reflected in this product's design, which meets stringent industry standards while providing cost-effective solutions for critical infrastructure. Whether used in new installations or retrofits, the MultiBox Transparent Screw Cover Enclosure delivers the durability and functionality required for mission-critical applications where failure is not an option. Trusted by engineers worldwide, nVent solutions like the MB141065PSCT help ensure operational continuity in the most challenging environments.
  • Type 4X corrosion-resistant enclosure for harsh industrial environments
  • Transparent polystyrene cover enables visual inspection without cover removal
  • IP66/IP69K ingress protection for reliable performance in wet/dusty conditions
  • Dimensions: 14.21" x 10.00" x 6.46" with ample internal space
  • Light gray color reduces heat absorption in outdoor applications
  • Screw cover design ensures secure sealing with quick access when needed
  • Chemical-resistant material withstands acids, alkalis, and solvents
  • Ideal for chemical processing, water treatment, oil & gas, and food production

Specifications

Application
Corrosive Environments; Controls and Drives
Color
Light Gray
Color
Lt Gray
Finish
Smooth Matte
Material
Polystyrene
Nema Rating
Type 4X
Series
MultiBox
Size
14.21x10.00x6.46
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.
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 MB070465PCCT Enclosure

This guide provides step-by-step instructions for installing and configuring the MB070465PCCT 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 MB070465PCCT 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 to prevent any electrical faults.

  3. Verify the installation

    Use a multimeter to check the continuity of the connections and ensure there are no short circuits. Confirm that the enclosure is properly sealed and ready for use.

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.