nVent A12R126HM - Horizontal-Mount Type 3R, 12.00x12.00x6.00, Gray, Steel
nVent

A12R126HM

UPC: 783510153564


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Overview

The nVent Horizontal-Mount Type 3R enclosure (SKU: A12R126HM) is engineered for robust outdoor electrical protection, offering a versatile solution for junction, wiring, or pull box applications. Its innovative horizontal mounting design significantly simplifies installation, particularly in challenging environments like rooftops, elevated platforms, or concrete pads where traditional vertical mounting structures are impractical or undesirable. This eliminates the need for costly and time-consuming supplementary mounting hardware, streamlining project timelines and reducing overall costs. Constructed from durable steel with a protective gray finish, this enclosure is built to withstand harsh environmental conditions. It meets Type 3R NEMA enclosure standards, providing essential protection against falling rain, sleet, snow, and dripping water, ensuring the integrity and longevity of the electrical components housed within. This makes it an ideal choice for a wide range of outdoor industrial and commercial installations, including: * **Telecommunications:** Protecting critical network equipment from the elements. * **Utility Infrastructure:** Securing junction points for power distribution and control systems. * **HVAC Systems:** Housing controls and wiring for outdoor units. * **Wastewater Treatment:** Safeguarding electrical connections in exposed areas. * **General Outdoor Electrical Distribution:** Providing a secure and weather-resistant housing for various electrical needs. The 12.00x12.00x6.00 inch dimensions offer ample space for common wiring and junction configurations, while the horizontal orientation allows for efficient use of available space and easier access for maintenance. nVent is a globally recognized leader in electrical enclosure solutions, known for its commitment to quality, reliability, and innovation. Choosing an nVent enclosure means investing in a product designed for performance and durability, backed by decades of industry expertise. This specific model, A12R126HM, exemplifies nVent's dedication to providing practical, high-performance solutions for demanding outdoor electrical applications.
  • The screw cover is the drip shield providing 3/4-inch overhang on each side for outdoor protection
  • No gasketing
  • Screw locations on cover are embossed
  • Enclosure body flange is formed outward
  • Mounting holes on back for direct mounting through the back to strut or mounting surface; vertical structure for mounting not required
  • Included mounting brackets provide a 1-inch clearance off surface for protection against pooling water
  • Enclosures are finished with paint over plated surfaces

Specifications

Application
Power Distribution
Color
Gray
Color Code
ANSI 61
Depth
13 IN
Depth
6 in
Depth, Maximum
6
Depth, Minimum
6
Finish
Galvanized
Height
12 IN
Height
44 IN
IP Rating
IP32
Material
Mild Steel;Steel
Material
Steel
Modification Services
Yes
Mounting Type
Horizontal
NEMA Rating
Type 3R
NEMA Rating
3r
NEMA Rating
NEMA 6
Protection Rating
NEMA Type 3R
Size
12.00x12.00x6.00 Inches
Size
12.00x12.00x6.00 in
Thickness
51.40mm (2.024")
Thickness
16 ga
Type
Wall-Mounted / Pad-Mounted Enclosures
Type
Pad-Mount Enclosures
Type Number
Type 3R
Weight
15.04 lb
Width
12 IN
Width
305 mm
Package Dimensions (L x W x H)
16 IN x 13.25 IN x 6.75 IN
Package Dimensions (L x W x H)
40.64 cm x 33.655 cm x 17.145 cm
Package Weight (Imperial)
15.040 L
Package Weight (Metric)
6.822 kg
Screw-Cover Drip-Shield Type 3R no Knockouts, 12x12x6, Gray, Steel

A12R126NK

Screw-Cover Drip-Shield Type 3R no Knockouts, 12x12x6, Gray, Steel
The NEMA 4/4X/12 features a standard padlock-able feature with a single or (2) single point latches depending on the enclosure size. They are galvanealed steel coated. (Padlocks not included)

AB314

The NEMA 4/4X/12 features a standard padlock-able feature with a single or (2) single point latches depending on the enclosure size. They are galvanealed steel coated. (Padlocks not included)

How to Install the A12R126HM Enclosure

This guide provides step-by-step instructions for mounting and wiring the A12R126HM enclosure to ensure proper installation and functionality.

Estimated time: 45m

Tools needed:

Screwdriver, Wire strippers, Multimeter

Supplies needed:

Mounting screws, Terminal connectors

  1. Mount the enclosure

    Secure the A12R126HM enclosure to a suitable surface using the provided mounting screws. Ensure the enclosure is mounted horizontally to maintain the 3R Type rating.

  2. Connect the wiring

    Use wire strippers to prepare the wires for connection. Connect the incoming power supply wires to the designated terminals inside the enclosure, ensuring proper polarity.

  3. Verify connections

    Use a multimeter to check the voltage at the terminals to ensure proper power supply. Confirm that all connections are secure and correctly wired before closing the enclosure.

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.