Authorized nVent Distributor
nVent A71-1412E1CTH - APO Flat Trnsp Screw Cover with Extension Type 4X, 14.65x23.74x8.31, Lt Gray, Fiberglass, E1CTH
nVent

A71-1412E1CTH

UPC: 635394003858


Documents & Media
Specification Sheet

Contact for Pricing

Overview

The **nVent APO1412A71E1** is a high-performance **Type 4X fiberglass screw cover extension** designed to provide superior protection for electrical enclosures in the most demanding industrial environments. Manufactured by **nVent**, a global leader in electrical and thermal management solutions, this enclosure extension is engineered to meet the rigorous demands of corrosive, wet, or hazardous locations where durability and reliability are non-negotiable. With a **NEMA Type 4X rating**, it offers unmatched resistance to corrosion, water ingress, and extreme temperatures, making it ideal for outdoor installations, chemical processing plants, food and beverage facilities, and marine applications where exposure to moisture, chemicals, or salt spray is common. The **light gray fiberglass construction** ensures long-term performance without degradation, while the **screw cover design** allows for easy access to internal components for maintenance or inspections without compromising protection. This **APO series enclosure extension** is part of nVent’s trusted line of fiberglass enclosures, which are widely recognized for their **superior strength-to-weight ratio**, **UV resistance**, and **non-conductive properties**. The **14.65 x 23.74 x 8.31-inch dimensions** provide ample space for junction boxes, terminal wiring, instrumentation, or control systems, while the **extension design** enables seamless integration with existing APO enclosures or custom mounting configurations. Professionals in industries such as **oil and gas, water treatment, pharmaceuticals, and manufacturing** rely on nVent’s fiberglass solutions for their ability to withstand harsh conditions while maintaining operational integrity. Key advantages of the **nVent APO1412A71E1** include: - **Corrosion resistance**: Fiberglass material resists rust, chemicals, and saltwater, ensuring longevity in aggressive environments. - **Type 4X compliance**: Provides protection against hose-directed water, corrosion, and external ice formation, meeting stringent NEMA standards. - **Easy installation**: Designed for quick mounting and integration with nVent’s APO enclosures, reducing downtime during setup. - **Durable construction**: Lightweight yet robust, fiberglass won’t warp, crack, or degrade under UV exposure or temperature fluctuations. - **Versatile applications**: Suitable for junction boxes, control panels, instrumentation housings, and terminal wiring in both indoor and outdoor settings. nVent’s reputation for innovation and quality is backed by decades of expertise in electrical protection solutions. The **APO series** is a preferred choice among engineers and contractors who require **high-performance, low-maintenance enclosures** that deliver consistent performance in extreme conditions. Whether deployed in a **petrochemical refinery, wastewater treatment plant, or food processing facility**, the **APO1412A71E1** ensures that critical electrical components remain secure, accessible, and protected from environmental threats. For professionals seeking a **reliable, long-lasting enclosure extension** that aligns with industry standards and manufacturer warranties, the nVent APO1412A71E1 stands as a benchmark in fiberglass enclosure technology.
  • 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
  • Extensions allow deeper enclosure depths

Specifications

Application
Controls and Drives;Corrosive Environments
Application
Corrosive Environments; Controls and Drives
Color
Light Gray
Color
Gray
Color
Grey
Color Code
RAL 7035
Depth
8.31
Depth
211 mm
Finish
Smooth Matte
Height
14.65
Height
372 mm
Material
Fiberglass
Material Quality
Fiberglass
Nema Rating
Type 4X
Product Family
APO
Protection Rating
NEMA Type 3
Series
APO
Size
14.65x23.74x8.31 inches
Style
Transparent cover, non-metallic hinges and non-metallic corner screws, one extension collar
Type
Fiberglass and Thermoplastic Wall Mounted Industrial Enclosures
Weight
7 lb
Width
23.74
Width
603 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.
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

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.