Authorized nVent Distributor
nVent A74H7212SS6LP3PT - 2-Door Floor-Stand 3-Point Latches Type 4X, 74x72x12, SS Type 316

nVent A74H7212SS6LP3PT 2-Door Floor-Stand 3-Point Latches Type 4X, 74x72x12, SS Type 316

UPC: 783510142933


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 Hoffman A74H7212SS6LP3PT is a 2-door floor-stand electrical enclosure constructed from Type 316 stainless steel, offering superior corrosion resistance in harsh industrial environments. The three-point latching system with HOFFMAN PowerGlide padlocking handles ensures secure access control while maintaining operational convenience. The foam-in-place gasket delivers an environmental seal that meets or exceeds Type 4X standards, protecting internal components from dust, water, and chemical ingress. Designed for stability, the floor-stand configuration simplifies installation on concrete or steel surfaces. This enclosure is ideal for applications in petrochemical plants, pulp and paper processing, water treatment facilities, and food or pharmaceutical processing where equipment reliability is critical. The Type 316 stainless steel construction resists chlorides, acids, and other corrosive agents, ensuring long-term performance in demanding conditions.
  • Backs are 10 or 12 gauge stainless steel with x-form stiffeners
  • Seams continuously welded and ground smooth; no holes or knockouts
  • Removable centerpost for easy panel installation
  • Collar studs provided for mounting optional panels
  • Panel supports included
  • Heavy-duty lifting eyes are Type 316L stainless steel
  • Heavy-duty 3-point latching mechanism operated by Type 316L stainless steel PowerGlide padlocking handles
  • Body flange trough collar excludes liquids and contaminants
  • Heavy-duty stainless steel continuous hinges support each door
  • Bonding provision on doors; grounding studs on body

Specifications

Application
Controls and Drives;Corrosive Environments;Hygienic Environments
Color
Unpainted
Conductive Panel
A72P72G
Depth
12.06 in
Depth
306
Depth
306 mm
Finish
Brushed #4
Height
1,881 mm
Height
74.06 in
Height
1,881
IP Rating
IP66
Material
Stainless Steel 316L
Material
Stainless Steel;Stainless Steel 316L
Modification Services
Yes
NEMA Rating
4X Watertight, corrosion-resistant
NEMA Rating
4X
Panel
A72P72
Panel Size
1727 x 1727 mm
Panel Size
68.00 x 68.00 in
Protection Rating
NEMA Type 12
Size
74.06x72.06x12.06 in
Stainless Steel Type
316L
Thickness
51.40mm (2.024")
Thickness
12 ga
Thickness
2.78 mm
Type
Stainless Steel Freestanding Industrial Enclosures
Type Number
Type 3R
Weight
648 lb
Width
72.06 in
Width
1,830 mm
Width
1,830
Package Dimensions (L x W x H)
84 IN x 36 IN x 95.75 IN
Package Dimensions (L x W x H)
213.36 cm x 91.44 cm x 243.205 cm
Package Weight (Imperial)
648.000 L
Package Weight (Metric)
293.933 kg
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
Eclipse Inner Panel - Fits Encl. 30 x 30 - Steel/Wht

EP3030

Eclipse Inner Panel - Fits Encl. 30 x 30 - Steel/Wht
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
External operation handle 0-1 type S3 Black IP65

14333111

External operation handle 0-1 type S3 Black IP65
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

How to Safely Install the Large Enclosure

This guide provides step-by-step instructions for safely handling and installing a large enclosure to prevent injury and ensure proper setup.

Estimated time: 1h

Tools needed:

Forklift, Screwdriver

Supplies needed:

3000 lb-rated chain or strap, Mounting screws

  1. Prepare the area

    Clear the route of all obstructions and ensure that workers are at a safe distance, more than the overall height of the enclosure.

  2. Secure the enclosure

    Insert a 3000 lb-rated chain or strap through the eye bolts on top of the enclosure and securely fasten it to the forklift mast assembly to prevent tipping during transportation.

  3. Lift and transport the enclosure

    Using the forklift, lift the enclosure just enough to clear the floor and transport it slowly, ensuring the load is stable and secure.

  4. Mount the enclosure

    Position the enclosure in its designated location and secure it using the provided mounting screws, ensuring it is level and stable.

  5. Verify installation

    Check that the enclosure is firmly mounted and that all safety measures are in place before removing any securing straps or chains.

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.