Authorized nVent Distributor
nVent A31-1207CT - APO Flat Transparent Screw Cover Type 4X, 11.89x7.32x6.93, Lt Gray, Fiberglass, CT

nVent A31-1207CT APO Flat Transparent Screw Cover Type 4X, 11.89x7.32x6.93, Lt Gray, Fiberglass, CT

UPC: 635394002042

Documents & Media
Specification Sheet

Contact for Pricing

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

Overview

The nVent APO1207A31 flat transparent screw cover is a high-performance Type 4X enclosure accessory engineered for demanding industrial environments where corrosion resistance, durability, and visibility are critical. Designed by nVent, a global leader in electrical and thermal management solutions, this fiberglass-reinforced polyester (FRP) cover provides robust protection for electrical junction boxes, terminal wiring systems, instrumentation housings, and control enclosures in highly corrosive settings. Its transparent design allows for easy inspection of internal components without compromising protection, making it ideal for maintenance teams and inspectors who require visual access to wiring, connections, or indicators while maintaining environmental integrity. Constructed from fiberglass with a light gray finish, the APO1207A31 is built to withstand extreme conditions, including exposure to chemicals, moisture, and UV radiation. The Type 4X rating ensures protection against hose-directed water and ingress of solid foreign objects, making it suitable for outdoor installations, chemical processing plants, water treatment facilities, and marine applications. The flat design and compact dimensions (11.89" x 7.32" x 6.93") allow for seamless integration with compatible nVent APO enclosures, ensuring a secure and weatherproof seal. Professionals across industries such as oil and gas, mining, pulp and paper, and manufacturing rely on nVent’s APO series for its proven reliability and long service life. The fiberglass material offers superior dielectric strength and dimensional stability, reducing the risk of electrical faults and mechanical failure over time. Installation is straightforward, with pre-drilled mounting holes and a secure screw-down design that eliminates the need for additional hardware. For engineers and contractors specifying enclosures in harsh environments, the APO1207A31 delivers peace of mind with nVent’s commitment to quality and compliance with international standards. Beyond its technical specifications, the APO1207A31 reflects nVent’s expertise in developing solutions that enhance operational safety and efficiency. The transparent cover reduces downtime by enabling quick visual diagnostics, while the corrosion-resistant construction minimizes maintenance costs associated with premature replacements. Whether used in a petrochemical refinery, a wastewater treatment plant, or an offshore drilling platform, this screw cover ensures that critical electrical components remain protected and accessible. Trusted by industry leaders worldwide, nVent’s APO line continues to set the benchmark for performance in the most challenging industrial applications.
  • 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
6.93 in
Depth
176 mm
Finish
Smooth Matte
Height
11.89 in
Height
302 mm
Material
Fiberglass
Material Quality
Fiberglass
Nema Rating
Type 4X
Product Family
APO
Protection Rating
NEMA Type 3
Series
APO
Size
11.89x7.32x6.93
Style
Transparent cover and non-metallic corner screws
Type
Fiberglass and Thermoplastic Wall Mounted Industrial Enclosures
Weight
4 lb
Width
186 mm
Width
7.32 in
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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.