nVent A72H2518FS3PT - Free-Stand with 3-Point Latch Type 4, 72.06x25.06x18.06, Gray, Steel
nVent

A72H2518FS3PT

UPC: 783510154523


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Installation Instructions

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Overview

The nVent HOFFMAN Free-Stand Enclosure with 3-Point Latch (SKU: A72H2518FS3PT) is a premium-grade, Type 4-rated industrial enclosure designed to safeguard critical control systems, instrumentation, and electrical components in demanding environments. Engineered for both indoor and outdoor applications, this robust steel enclosure delivers superior protection against wet, non-corrosive conditions while ensuring reliable access and security for mounted equipment. With a durable gray powder-coated finish and a 72.06 x 25.06 x 18.06 inch footprint, it provides ample space for complex control panels, automation systems, or instrumentation assemblies. This enclosure features HOFFMAN’s exclusive PowerGlide Handle with a 3-point latching mechanism, ensuring a tight, tamper-resistant seal that meets NEMA Type 4 standards for protection against water ingress, dust, and incidental contact. The 3-point latch distributes clamping force evenly across the door, eliminating gaps and enhancing structural integrity under vibration or mechanical stress—a critical advantage in industrial settings where equipment reliability is non-negotiable. The free-standing design allows for flexible placement on factory floors, in control rooms, or within outdoor enclosures, making it ideal for applications ranging from manufacturing and processing plants to water treatment facilities and renewable energy installations. Industries that rely on this enclosure include oil and gas, chemical processing, food and beverage, pharmaceuticals, and utilities, where environmental resilience and equipment longevity are paramount. The Type 4 rating ensures compliance with stringent safety and performance standards, including protection against hose-directed water and windblown dust, while the steel construction provides exceptional impact resistance and structural stability. The gray powder coat finish not only enhances corrosion resistance but also offers a professional appearance suitable for visible installations in commercial or industrial facilities. Installation is streamlined thanks to the enclosure’s free-standing design, which eliminates the need for wall mounting hardware in many applications. The 3-point latch system simplifies access for maintenance while maintaining security during operation, and the PowerGlide Handle reduces wear on the enclosure over time. For professionals specifying enclosures, the nVent HOFFMAN solution represents a trusted choice backed by decades of expertise in industrial protection solutions. HOFFMAN, now part of the nVent family, is a globally recognized manufacturer known for innovation, durability, and adherence to industry standards. Whether protecting sensitive automation controllers in a harsh manufacturing environment or housing instrumentation in a coastal facility exposed to salt spray, the A72H2518FS3PT delivers the performance and reliability required for mission-critical applications. Its combination of robust construction, secure latching, and versatile mounting options makes it a go-to solution for engineers and facility managers seeking long-term protection for their most valuable equipment.
  • 3-point latch for security and ease of use
  • Mounting channels accommodate panel or rack-mount equipment
  • Panels and rack mount angles can be mounted anywhere along channels
  • Rolled flange around door opening excludes liquids and contaminants
  • Lifting eyes for easy handling
  • 12 gauge steel
  • 3-point latch system with PowerGlide handle
  • Seams continuously welded and ground smooth; no holes or knockouts
  • Mounting channels welded horizontally to interior body sides at top, bottom and center
  • Heavy-gauge continuous hinge with stainless steel hinge pin

Specifications

Application
Controls and Drives;Power Distribution
Color
Gray
Color Code
ANSI 61
Depth
459 mm
Depth
18.06
Depth
459
Finish
Powder Coated
Height
72.06
Height
1,830
Height
1,830 mm
IP Rating
IP66
Material
Mild Steel
Material
Steel
Modification Services
Yes
NEMA Rating
4 Watertight
NEMA Rating
4
Protection Rating
NEMA Type 4
Rack Units
35
Size
72.06x25.06x18.06 in
Thickness
2.66 mm
Thickness
12 ga
Thickness
51.40mm (2.024")
Type
Mild Steel Freestanding Industrial Enclosures
Type Number
Type 4
Weight
299 lb
Width
25.06
Width
637
Width
637 mm
Package Dimensions (L x W x H)
40 IN x 30 IN x 81 IN
Package Dimensions (L x W x H)
101.6 cm x 76.2 cm x 205.74 cm
Package Weight (Imperial)
299.000 L
Package Weight (Metric)
135.626 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
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
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
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 Install the WS74XM7524SS Enclosure

This guide provides step-by-step instructions for safely installing the WS74XM7524SS enclosure, ensuring proper handling and setup.

Estimated time: 1h

Tools needed:

Forklift, Screwdriver, Wire strippers, Multimeter

Supplies needed:

Mounting screws, Terminal connectors, 3000 lb-rated chain or strap

  1. Prepare the installation area

    Clear the installation 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 for transport

    Using a forklift, 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. Ensure sufficient tension to prevent tipping.

  3. Lift and position the enclosure

    Carefully lift the enclosure using the forklift, ensuring it is clear of the ground. Position the enclosure at the desired installation location.

  4. Mount the enclosure

    Secure the enclosure to the mounting surface using the provided mounting screws. Ensure it is level and firmly attached.

  5. Connect electrical components

    Use wire strippers to prepare the wires and connect them to the terminal connectors as per the wiring diagram provided. Verify connections with a multimeter.

  6. Calibrate the enclosure

    Follow the manufacturer's instructions to perform any necessary calibration of the enclosure's components to ensure proper functionality.

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.