nVent A81-2212CTHPL2 - APO Flat Transparent Screw Cover Type 4X, 21.97x11.89x6.93, Lt Gray, Fiberglass, CTHPL
nVent

A81-2212CTHPL2

UPC: 635394004381


Documents & Media
Installation Instructions

Contact for Pricing

Overview

The nVent APO2212A81 Flat Transparent Screw Cover Type 4X is a premium fiberglass enclosure designed to protect electrical components in the most demanding industrial environments. Part of the renowned APO series by nVent, this enclosure combines corrosion resistance, durability, and transparency to provide unmatched visibility and protection for junction boxes, terminal wiring systems, instrumentation housings, and control enclosures. Engineered for highly corrosive applications, the APO2212A81 is ideal for industries such as chemical processing, oil and gas, water treatment, and marine environments where exposure to moisture, chemicals, and harsh conditions is constant. Key features of the nVent APO2212A81 include its lightweight yet robust fiberglass construction, which delivers exceptional strength-to-weight ratio and resistance to corrosion, UV exposure, and extreme temperatures. The flat transparent screw cover allows for easy inspection of internal components without compromising protection, reducing downtime during routine maintenance. The enclosure meets Type 4X standards, ensuring protection against water ingress, dust, and corrosion, making it suitable for both indoor and outdoor installations. Professionals in industrial electrical and instrumentation fields rely on nVent APO enclosures for their reliability and long service life. The Lt Gray color provides high visibility in work environments, while the fiberglass material ensures dimensional stability and resistance to cracking or warping over time. Installation is straightforward with standard mounting hardware, and the enclosure’s design accommodates easy access for wiring and component adjustments. nVent, a global leader in electrical and thermal management solutions, has built a reputation for engineering products that meet the rigorous demands of industrial applications. The APO series, including the APO2212A81, is trusted by engineers and technicians for applications requiring durable, corrosion-resistant enclosures that maintain performance in extreme conditions. Whether used in chemical plants, offshore platforms, or wastewater treatment facilities, this enclosure provides the protection and visibility needed to ensure operational safety and efficiency. Selecting the right enclosure for your application involves considering factors such as environmental exposure, required ingress protection, and material compatibility. The nVent APO2212A81 addresses these needs with a product that not only meets industry standards but exceeds them, offering peace of mind in critical infrastructure. For professionals seeking a dependable, long-lasting solution for electrical and instrumentation enclosures, the APO2212A81 from nVent is a top-tier choice.
  • Available sized from 7x6 (178x152mm) to 24x24 (610x610mm)
  • Enclosures are maintenance free and corrosion resistant
  • Bases and covers are made from hot compression molded halogen free, self extinguishing fiberglass reinforced polyester (FRP) that can withstand continuous temperatures up to 158°F (70°C) and momentary exposure to 302°F (150°C)
  • All enclosures can be easily modified to customer specifications
  • Gaskets are made from continuously poured polyurethane foam
  • Brass M4 threaded inserts are factory installed for mounting plate attachment
  • 5 to 6 bosses suitable for M6 threaded inserts are molded into the base (dependant on enclosure size).
  • Maintain UL / CSA Type 4x with up to 5 extension collars

Specifications

Application
Corrosive Environments; Controls and Drives
Application
Controls and Drives;Corrosive Environments
Color
Light Gray
Color
Lt Gray
Color
Gray
Color
Grey
Color Code
RAL 7035
Depth
176 mm
Depth
6.93
Finish
Smooth Matte
Height
558 mm
Height
21.97
Ip Rating
IP4X
Material
Fiberglass
Material Quality
Fiberglass
Mounting Type
Screw Cover
Nema Rating
Type 4X
Product Family
APO
Protection Rating
NEMA Type 3
Series
APO
Size
21.97x11.89x6.93
Style
Transparent cover, non-metallic hinges and stainless steel padlockable latch
Type
Fiberglass and Thermoplastic Wall Mounted Industrial Enclosures
Weight
9.5 lb
Width
11.89
Width
302 mm
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 APO Series Enclosure

This guide provides step-by-step instructions for installing the APO Series enclosure, ensuring proper mounting and wiring for optimal performance.

Estimated time: 45m

Tools needed:

Screwdriver, Wire strippers, Multimeter

Supplies needed:

Mounting screws, Terminal connectors

  1. Mount the enclosure

    Secure the enclosure to the desired 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. Use a multimeter to verify proper connections.

  3. Seal the enclosure

    Ensure that the enclosure cover is properly sealed to maintain its IP67 rating. Check that all gaskets are in place and secure.

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.