nVent A18124SUG - Screw-Cover Pull Box Extender Type 1, fits 18.00x12.00, Galvanized, Steel
nVent

A18124SUG

UPC: 783510301552


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Installation Instructions

Contact for Pricing

Overview

The nVent A18124SUG Type 1 Screw-Cover Pull Box Extender expands existing pull box capacity or creates custom enclosure sizes for commercial and general industrial applications. Constructed from 16-gauge galvanized steel, this extender provides additional wiring space while maintaining grounding continuity with existing Type 1 pull boxes. Its unique keyhole screw slots enable quick installation onto common hole patterns without special hardware. The unpainted galvanized finish delivers corrosion resistance for long-term durability in harsh environments. Designed for compatibility with Type 1 pull box accessories, the A18124SUG eliminates the need for costly custom fabrication. With dimensions of 18 inches (length) x 12 inches (width) x 4 inches (depth), it integrates seamlessly with standard 18.00x12.00 pull boxes. The extender meets UL 50, UL 50E, cUL (CSA C22.2 No. 40), NEMA/EEMAC Type 1, and IEC 60529 IP30 ratings, ensuring compliance with electrical safety standards. Plated steel screws are included for secure mounting. This cost-effective solution is manufactured in the US by nVent, a trusted name in electrical enclosures.
  • Unique keyhole screw slots for easy installation
  • Plated steel screws included to mount to pull box
  • Compatible with Type 1 Pull Box accessories
  • Maintains grounding between main enclosure and extender
  • Extenders are finished with paint over plated surfaces

Specifications

Application
Power Distribution
Color
Gray
Color Code
ANSI 61
Depth, Maximum
4
Depth, Minimum
4
Finish
Galvanized
Height
18 IN
Height
44 IN
Material
Steel
NEMA Rating
1
Protection Rating
NEMA Type 1
Style
Galvanized
Thickness
16 ga
Thickness
51.40mm (2.024")
Type
General Accessories
Weight
6.3 lb
Width
12 IN
Package Dimensions (L x W x H)
13 IN x 6 IN x 19.25 IN
Package Dimensions (L x W x H)
33.02 cm x 15.24 cm x 48.895 cm
Package Weight (Imperial)
6.300 L
Package Weight (Metric)
2.858 kg
Screw-Cover Pull Box Extender Type 1, fits 16.00x12.00, Galvanized, Steel

A16124SUG

Screw-Cover Pull Box Extender Type 1, fits 16.00x12.00, Galvanized, Steel
FLUSH-MOUNTED BOX, SIZE 2/3, GREY

41386F-H

FLUSH-MOUNTED BOX, SIZE 2/3, GREY

How to Install the A18124SUG Controller

This guide provides step-by-step instructions for installing and configuring the A18124SUG Controller on a DIN rail.

Estimated time: 45m

Tools needed:

Screwdriver, Wire strippers, Multimeter

Supplies needed:

Mounting screws, Terminal connectors

  1. Mount the controller

    Secure the A18124SUG Controller to the DIN rail using the integrated clips. Ensure the controller is level and firmly attached.

  2. Connect the power supply

    Use terminal connectors to connect the power supply wires to the designated input terminals on the controller. Verify that the connections are secure.

  3. Configure the controller settings

    Power on the controller and use the configuration interface to set the desired operational parameters. Follow the on-screen prompts to complete the setup.

  4. Calibrate the controller

    Perform a calibration check by following the calibration procedure outlined in the user manual. Ensure all readings are within specified limits.

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.