nVent MB070402PCK - MultiBox Opaque Screw Cover with Knockouts Type 4X, 7.08x3.70x2.24, Lt Gray, Polycarbonate, PCK
nVent

MB070402PCK

UPC: 635394600491


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Installation Instructions

Contact for Pricing

Overview

The **nVent MultiBox Opaque Screw Cover with Knockouts (Type 4X, SKU: MB070402PCK)** is a high-performance, corrosion-resistant enclosure designed to protect electrical junctions and instrumentation in the most demanding industrial environments. Engineered from durable polycarbonate, this lightweight yet rugged cover provides superior resistance to moisture, chemicals, and UV exposure, making it ideal for outdoor and hazardous locations. With a Type 4X rating, it meets stringent NEMA and IP standards for protection against dust, water ingress, and corrosion, ensuring long-term reliability in corrosive atmospheres such as chemical plants, refineries, and wastewater treatment facilities. **Key Features and Benefits:** - **Corrosion Resistance:** The polycarbonate construction resists acids, alkalis, and solvents, extending service life in harsh chemical environments. - **Type 4X Compliance:** Provides protection against hose-directed water, dust ingress, and corrosion, meeting NEMA 4X and IP66/67 standards for outdoor and washdown applications. - **Knockout Compatibility:** Pre-engineered knockouts allow for easy integration of conduit fittings, cable glands, or sensors without compromising enclosure integrity. - **Lightweight & Durable:** Polycarbonate offers a superior strength-to-weight ratio compared to metal enclosures, reducing installation fatigue while maintaining impact resistance. - **Color-Coded Safety:** Light gray finish enhances visibility in low-light conditions, improving safety for maintenance personnel. **Industry Applications:** This **nVent MultiBox** is widely used in **oil & gas, mining, marine, food & beverage processing, and pharmaceutical manufacturing**, where electrical components require robust protection from environmental contaminants. Typical applications include: - **Junction box covers** for motor control centers and variable frequency drives (VFDs) - **Instrumentation enclosures** for sensors, transmitters, and control panels - **Outdoor electrical distribution** in utility substations and solar/wind farms - **Hazardous location enclosures** in chemical processing plants and refineries **Installation and Compatibility:** Designed for seamless integration with **nVent’s MultiBox series enclosures**, this screw cover ensures a secure, tamper-resistant seal when paired with the appropriate base. The **7.08 x 3.70 x 2.24-inch dimensions** provide ample space for wire terminations and component mounting, while the opaque design prevents light exposure to sensitive electronics. Professionals appreciate the **tool-less knockout removal**, simplifying field modifications during installation or upgrades. **Why Choose nVent?** As a global leader in electrical and thermal management solutions, nVent delivers products engineered for performance, safety, and longevity. The **MultiBox series** reflects decades of expertise in industrial enclosure design, with a reputation for innovation in corrosion-resistant materials and compliance with international standards. Trusted by engineers and contractors worldwide, nVent’s solutions are backed by rigorous testing and a commitment to sustainability—making the **MB070402PCK** a cost-effective choice for critical infrastructure projects. **Order Today:** Ensure your electrical systems remain protected in the harshest conditions with the **nVent MultiBox Opaque Screw Cover (MB070402PCK)**. Contact us for bulk pricing, technical support, or custom configurations to meet your project requirements.
  • Type 4X rated for corrosion, dust, and water resistance (NEMA 4X/IP66/67)
  • Lightweight polycarbonate construction resists chemicals and UV exposure
  • Pre-engineered knockouts for easy conduit and cable gland integration
  • Light gray finish enhances visibility in low-light industrial settings
  • Compatible with nVent MultiBox series enclosures for secure sealing
  • Continuous gaskets made of polyurethane foam guarantee optimal integrity
  • All enclosures can be easily modified to customer specifications

Specifications

Application
Controls and Drives; Corrosive Environments
Color
Light Gray
Finish
Smooth Matte
Material
Polycarbonate
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 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.