Product Overview
The Enterasys 7H4382-49 is a high-performance network switch module designed for industrial automation and critical infrastructure applications. As part of Enterasys’ robust networking portfolio, this module serves as a cornerstone for reliable, low-latency communication in environments where uptime and data integrity are non-negotiable. Its core functionality includes seamless integration with Ethernet-based systems, enabling real-time data exchange between PLCs, SCADA networks, and edge devices. The 7H4382-49 is typically deployed in distributed control systems (DCS), process automation networks, and smart grid infrastructure, where it facilitates secure, high-speed connectivity for mission-critical operations.

What sets the Enterasys 7H4382-49 apart is its ruggedized design, which meets stringent industrial standards for shock, vibration, and electromagnetic interference (EMI). This makes it ideal for harsh environments such as oil refineries, power plants, and manufacturing facilities. The module supports advanced features like Quality of Service (QoS) prioritization, ensuring that time-sensitive traffic (e.g., alarm signals or control commands) is delivered without delay. Additionally, its modular architecture allows for easy expansion, enabling users to scale their networks as operational demands evolve. The 7H4382-49 is a testament to Enterasys’ commitment to delivering networking solutions that balance performance, reliability, and longevity in industrial settings.

Technical Specifications

Key Features and Benefits
The Enterasys 7H4382-49 excels in environments where network reliability is paramount. Its 24-port Gigabit Ethernet configuration ensures high-bandwidth connectivity for industrial devices, such as PLCs, HMIs, and IP cameras, while its QoS capabilities prioritize critical traffic to minimize latency. The module’s dual power inputs provide redundancy, safeguarding against power failures—a critical feature in uninterrupted operations like power generation or chemical processing.

Another standout benefit is the 7H4382-49’s robust thermal management. Designed to operate in extreme temperatures (-20°C to +70°C), it thrives in environments where conventional networking equipment would fail, such as outdoor substations or desert-based facilities. Its IP30 rating further enhances durability, protecting against dust ingress and mechanical stress.

Diagnostics and management are streamlined through web-based tools, SNMP, and CLI interfaces, allowing operators to monitor performance, troubleshoot issues, and apply firmware updates remotely. This reduces downtime and maintenance costs, especially in geographically dispersed installations. The 7H4382-49’s modular design also means it can be easily integrated into existing Enterasys networks or expanded with additional modules as needed, offering flexibility for future upgrades.

Application Scenarios
In the oil and gas industry, the Enterasys 7H4382-49 is deployed in refineries to connect distributed control systems (DCS) and safety instrumented systems (SIS). Its ability to withstand high temperatures and vibrations ensures uninterrupted communication between field devices and control rooms, even in hazardous zones. For example, in a gas processing plant, the module facilitates real-time data exchange between pressure transmitters, flow meters, and emergency shutdown (ESD) systems, enabling operators to respond swiftly to anomalies.

Power utilities rely on the 7H4382-49 in smart grid deployments, where it links substation automation devices, phasor measurement units (PMUs), and renewable energy sources. Its QoS features prioritize grid stability data, ensuring timely transmission to control centers. In a wind farm, the module ensures seamless communication between turbines and the central monitoring system, optimizing energy output and reducing maintenance costs through predictive analytics.

Manufacturing facilities, particularly those in automotive or semiconductor production, use the 7H4382-49 to connect programmable logic controllers (PLCs) and robotic systems. Its low-latency performance and redundancy features prevent production bottlenecks, while its rugged design withstands the dust and vibrations common in factory floors. For instance, in an automotive assembly line, the module ensures precise synchronization between welding robots and conveyor systems, minimizing defects and downtime
.

Related Models

• 7H4382-50 – Enhanced variant with PoE+ support for powering IP cameras and wireless access points.
• 7H4382-48 – Lower-port-density version with 16 Gigabit Ethernet ports for smaller-scale deployments.
• 7H4382-51 – Fiber optic variant with SFP ports for long-distance communication in wide-area networks.
• 7H4382-47 – Legacy model with 10/100Base-T ports, suitable for retrofitting older systems.
• 7H4382-52 – Industrial-grade variant with conformal coating for corrosion resistance in marine environments.

Installation and Maintenance
Before installing the Enterasys 7H4382-49, ensure the mounting rack is secure and grounded to prevent electrical interference. The module requires a 19” rack space and should be positioned in a well-ventilated area to manage heat dissipation. Dual power supplies must be connected to separate circuits to ensure redundancy. Environmental considerations include avoiding exposure to direct sunlight, moisture, or corrosive gases, as these could compromise the module’s IP30 rating.

For maintenance, periodic checks of power inputs, port status, and firmware versions are recommended. The 7H4382-49’s web-based interface provides diagnostic tools to monitor traffic patterns and identify bottlenecks. Cleaning the module’s vents and ports with compressed air every six months helps prevent dust buildup. Replacement intervals for fans or power supplies depend on operational conditions, but Enterasys recommends proactive checks every 2–3 years to maintain optimal performance.

Product Warranty
The Enterasys 7H4382-49 is backed by a 3-year limited warranty, covering defects in materials and workmanship. Enterasys offers global technical support, including 24/7 access to certified engineers for troubleshooting and firmware updates. Extended warranty options are available for up to 5 years, providing peace of mind for long-term deployments. In the event of a failure, Enterasys’ advanced replacement program ensures a replacement module is shipped within 24 hours, minimizing downtime. This commitment to quality and support reflects Enterasys’ confidence in the 7H4382-49’s reliability and performance in critical industrial applications.