Network Cabinets

Hoffman Networking Enclosures are designed for different interior and exterior environments to protect communication or network hardware, or server or rack-mounted components. Hoffman has wall-mount and free-standing cabinets made from 304 stainless steel, aluminum, fiberglass, polycarbonate, and steel to meet different size and NEMA requirements, and equipment load capabilities.

AccessPlus Cabinets
AccessPlus Cabinets provide security, equipment access, cooling and support for network and other 19” rack-mount equipment. The mild steel NEMA Type 1, UL 2416 listed cabinet has three components: front door, center section, and wall section. Vented sides provide cross-flow ventilation to improve heat dissipation. Ranging in size from 16” x 24” x 18” to 72” x 24” x 25”, these 8 RU to 39 RU high cabinets are available with solid or window doors, with options for a cable manager or gland plate. 

D-Box Communication Enclosures
These NEMA Type 1 rated, UL 2416 listed boxes from Hoffman are ideal for retail applications where it is necessary to house 19” network equipment in a public location. The horizontally-oriented D-Box is a low-profile, steel cabinet with a hinged door and a 120-degree door opening for convenient front access. These are available in 4 RU and 6 RU height options running from 24” x 24” x 12” to 48” x 24” x 12” in size with a combination of fixed and rotating rack angles to accommodate varying equipment sizes. 

L-Box Enclosures
Hoffman L-Box NEMA Type 1, UL 2416 listed, low-profile, vertically-oriented, wall-mount cabinets are used in public settings to mount, store and protect network equipment, patch panels and connections. These steel enclosures are as small as 24” x 24” x 12” and as large as 48” x 24” x 12”, with hinged, L-shaped doors to provide full access on two sides to installed equipment. With a 75 lb. load rating, their fixed rack angles, 19” rack frame, and their 6 RU height accommodate varying equipment sizes in interior settings. 

Net Series Cabinets
Net Series Communication and Server Cabinets are options for smaller networks and small computer rooms that require economical, general-purpose, free-standing cabinets to house servers and communication equipment. These UL 2416 listed Hoffman electronics cabinets run in size from 49” x 24” x 34” to 84” x 24” x 50” and 84” x 32” x 46” (23 RU and 43 RU tall) with adjustable rack angles and accessories, making Net Series Cabinets widely flexible in their applications.

ProTek Cabinets
Hoffman ProTek cabinets are an off-the-shelf, UL 508A listed solution for mounting 19” rack, panel-mounted devices or other electronic equipment. They are available as a single-door cabinet, and in a double-hinged cabinet model which provides both front and rear access to 19” rack-mounted equipment. ProTek enclosures come in a range of sizes between 16” x 24” x 15” and 60” x 24” x 24”, with heights of 8 RU to 32 RU. 
These steel or 304 stainless-steel Hoffman cabinets are available in NEMA Type 1, NEMA Type 3R, NEMA Type 4, NEMA Type 4X, and NEMA Type 12 rated versions providing different levels of protection against water, dirt, corrosive agents and other contaminants. ProTek cabinets are configurable for different applications and are ideal for situations where the only option is wall mounting. 

Seismic Enclosures
Hoffman Seismic Cabinets protect LAN and WAN network equipment, servers and phone/voice mail equipment during Zone 4 seismic activity. They are 45 RU high, available in 19” and 23” rack sizes, ranging in size from 84” x 28” x 48” to 84” x 32” x 36”. While they do not have a NEMA rating, they are ideal for use in high vibration areas or areas with high load capacities. The cabinet’s passive cooling design can be augmented with optional fans.

ComLine Cabinets
The Hoffman ComLine cabinets are lightweight, corrosion-resistant aluminum wall-mount enclosures that provide protection for housing electrical components in extreme outdoor environments. These NEMA Type 4X customizable enclosures range in size from 12” x 12” x 6” to 60” x 36” x 12” and are ideal for rooftop or tower-mounted telecommunications applications. 

Hinge-Cover WiFi Cabinets
Hoffman’s fiberglass WiFi Cabinets are hinged enclosures with a ¾” plywood panel for mounting equipment. WiFi or WLAN signals are not impeded due to the fiberglass material and the wood panel. They are available with solid doors or doors with scratch-resistant Lexan windows. With a seamless foam-in-place gasket these non-metallic, NEMA Type 4X enclosures are watertight and dust-tight and they are ideal for housing wireless equipment in locations such as tunnels, floor vaults, marinas, outside walls or rooftops. They range from 6” x 6” x 4”, to 18” x 16” x 10” in size.

Ultrx WiFi Cabinets
These Hoffman lightweight Ultrx fiberglass WiFi cabinets with a ¾” plywood panel for mounting do not impede WiFi or WLAN signals. The NEMA Type 4 enclosures have optional rack angles that can be added to support 19” rack-mount equipment. The solid or window door on these boxes open 180 degrees to facilitate access. They are approximately 24” x 24” 13”.

Click here for more information about NEMA ratings.

Click here for more information about non-metallic enclosure types.