nVent CWHPTO - Handle Concept Padlock Type 3, 4, 4X, 12, 3.54x1.00x1.57, Black, Mild Steel
nVent

CWHPTO

UPC: 783510794101

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Installation Instructions

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Overview

The nVent Handle Concept Padlock Type 3, 4, 4X, 12 (SKU: CWHPTO) is a black mild steel padlock handle designed to replace slotted inserts on CONCEPT® wall-mount enclosures. This handle maintains NEMA Type 3R, 4, and 12 enclosure ratings, offering secure access control via padlock integration. Its dimensions are 3.54 x 1.00 x 1.57 inches, ensuring compatibility with existing enclosure cutouts. The reversible cam position allows for flexible installation. Engineered for industrial security, it's suitable for electrical control panels, telecommunications hubs, and automation cabinets. The mild steel construction provides strength and corrosion resistance for indoor and outdoor use. Installation involves replacing the existing slotted insert or using the provided M5 mounting screw (8mm or 12mm options available). It's compatible with Hammond enclosures (e.g., 1418, 1422, UHD, HN4, HWHK) as a field or factory-installed upgrade. Optional key lock or defeater versions are available for enhanced security. nVent designs this handle to meet industry standards, ensuring reliable performance in demanding environments.
  • A zinc die-cast key lock handle (CWHK) is available for applications requiring quick access and security
  • A padlocking handle (CWHPTO), also zinc die-cast, accommodates a padlock with up to a 5/16-in. locking bar
  • Each latch system can be converted from clockwise to counter-clockwise opening
  • Kit includes handle, sealing washer, wave washer, instruction manual and keys if handle is lockable
  • Reversible cam position for flexible installation
  • Optional key lock or defeater versions available for enhanced security
  • Compact dimensions (3.54x1.00x1.57 in) for easy integration
  • Includes M5 mounting screw (8mm or 12mm options available)

Specifications

Application
Arc Flash Safety;Controls and Drives;Power Distribution
Application
Power Distribution; Controls and Drives; Arc Flash Safety
Color
Black
Depth
40 mm
Depth
1.57 in
Finish
Powder Coated
Height
44 IN
Height
3.54 in
Material
Mild Steel
Material
Mild Steel;Steel
Modification Services
Yes
Product Family
Concept
Type
Industrial Door Mounting and Locks
Weight
0.48 lb
Width
1 IN
Width
25 mm
Works With
NEMA
Package Dimensions (L x W x H)
7 IN x 5 IN x 1.25 IN
Package Dimensions (L x W x H)
17.78 cm x 12.7 cm x 3.175 cm
Package Weight (Imperial)
0.480 L
Package Weight (Metric)
0.218 kg
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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.