Authorized nVent Distributor
nVent MB-BASEPLUG - MultiBox Base Plug, Smooth Matte, Light Gray, Plastic, MB-BASEPLUG

nVent MB-BASEPLUG MultiBox Base Plug, Smooth Matte, Light Gray, Plastic, MB-BASEPLUG

UPC: 635394599764

Documents & Media
Installation Instructions

Contact for Pricing

Call +1 (262) 252-1600 (toll-free 877-268-3700) or email [email protected] for pricing and availability.

Overview

The nVent MultiBox Base Plug (SKU: MB-BASEPLUG) is an essential accessory designed to enhance the functionality and aesthetic of your nVent MultiBox enclosures. Manufactured by nVent, a recognized leader in electrical enclosures and connection solutions, these base plugs are specifically engineered to integrate seamlessly with the MultiBox series. Constructed from durable, non-metallic plastic, the MB-BASEPLUG offers robust performance and longevity in demanding industrial environments. The primary function of the nVent MultiBox Base Plug is to provide a clean and secure seal for the internal back mounting holes of MultiBox enclosures. When wall mounting an enclosure, these holes can sometimes compromise the integrity of the enclosure's protection against dust, moisture, or other environmental contaminants. By inserting the MB-BASEPLUG into these unused mounting points, you effectively create a barrier, maintaining the enclosure's NEMA or IP rating and ensuring the safety and reliability of the enclosed equipment. This is particularly critical in applications where enclosures are exposed to harsh conditions, such as manufacturing plants, outdoor installations, or areas with high humidity. These base plugs are designed for straightforward installation. They simply secure into the internal back holes, requiring no special tools or complex procedures. This ease of use translates to reduced installation time and labor costs for electricians and maintenance personnel. The smooth, matte light gray finish of the base plugs complements the aesthetic of the nVent MultiBox enclosures, ensuring a professional and cohesive appearance. Key benefits and features of the nVent MultiBox Base Plug include: * **Enhanced Environmental Protection:** Seals unused mounting holes to maintain enclosure integrity against dust and moisture ingress. * **Durable Construction:** Made from high-quality, non-metallic plastic for long-term reliability. * **Seamless Integration:** Designed specifically for nVent MultiBox enclosures, ensuring a perfect fit. * **Easy Installation:** Simple push-in design requires no tools, saving time and effort. * **Professional Aesthetics:** Smooth, matte light gray finish blends discreetly with enclosure design. * **Versatile Application:** Ideal for a wide range of industrial, commercial, and outdoor environments. By utilizing the nVent MultiBox Base Plug, you are investing in the continued protection and performance of your electrical installations. nVent's commitment to quality and innovation ensures that accessories like the MB-BASEPLUG meet the rigorous demands of modern industrial applications. Whether you are deploying new enclosures or performing maintenance on existing ones, these base plugs are a small but significant component in ensuring a secure and compliant installation. The UNSPSC code 39121324 further categorizes this product within the electrical enclosure accessories market, highlighting its specific utility in safeguarding electrical systems.
  • Seals internal back mounting holes for enhanced enclosure protection.
  • Constructed from durable, non-metallic plastic for long-term reliability.
  • Designed for seamless integration with nVent MultiBox enclosures.
  • Easy, tool-free push-in installation saves time and labor.
  • Smooth, matte light gray finish for a professional appearance.

Specifications

Application
Corrosive Environments; Controls and Drives
Color
Light Gray
Material
Plastic
Mounting Type
Push-In
Series
MultiBox
Type
Other Accessories
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.
Locking using CASTELL K key operated lock (not supplied) Fuserbloc Sirco

36297702

Locking using CASTELL K key operated lock (not supplied) Fuserbloc Sirco
External operation handle 0-1 type S01 Red Nema 4,4x

140E2911

External operation handle 0-1 type S01 Red Nema 4,4x
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 MB-BASEPLUG Multibox Enclosure

Guide for installing and preparing the MB-BASEPLUG Multibox series enclosure for use as an electrical junction or instrumentation enclosure.

Estimated time: 30m

Tools needed:

Screwdriver, Drill (if mounting holes are needed), Wire strippers, Pliers

Supplies needed:

Mounting hardware (screws, anchors), Grommets or conduit fittings (if using knockouts), Wire connectors

  1. Select Mounting Location

    Choose a suitable location for the MB-BASEPLUG enclosure. Consider environmental factors and accessibility. Refer to the datasheet for specific temperature and environmental ratings applicable to your model.

  2. Prepare Enclosure (if necessary)

    If using a model with knockouts (PCK, PSK, PCCTK, PSCTK), select the appropriate knockout locations for cable entry. Remove the knockouts using appropriate tools. Install grommets or conduit fittings as needed. For models without knockouts, plan your cable entry points.

  3. Mount the Enclosure

    Securely mount the MB-BASEPLUG enclosure to the desired surface using appropriate mounting hardware. Ensure the enclosure is level and firmly attached. For specific mounting instructions or back plate compatibility, refer to the product's datasheet.

  4. Install Internal Components (if applicable)

    If you are installing internal components such as back plates (e.g., MBBP series), do so now according to their specific instructions. Ensure any internal components are compatible with the enclosure size and type.

  5. Route Wiring

    Carefully route all necessary wiring into the enclosure through the prepared openings or knockouts. Use appropriate cable glands or fittings to maintain the enclosure's integrity.

  6. Connect Wiring

    Make all necessary electrical connections inside the enclosure using appropriate wire connectors. Ensure all connections are secure and comply with relevant electrical codes. Refer to any specific wiring diagrams or datasheets for your application.

  7. Close and Secure the Enclosure

    Ensure all internal wiring is properly managed and does not interfere with the gasket. Close the cover of the MB-BASEPLUG enclosure and securely fasten the corner screws. Verify that the gasket provides a continuous 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.