Digi Connect EZ 4I Industrial Rated Serial Server, 4-port with LTE + WI-FI & Accessories – EZ04-IAG4-EXT

Digi Connect EZ 4I Industrial Rated Serial Server EZ04-IAG4-EXT is built around an industrial-grade metal housing supporting reliable serial connectivity with RS-232/422/485 ports. Designed for field deployment, it includes LTE Cat 4 cellular and dual-band 802.11a/b/g/n/ac Wi-Fi to ensure versatile network integration and redundant communication. The device features dual Ethernet ports and a sealed design to withstand dust and standard industrial temperatures from 0 to 40 degrees Celsius. It supports Class 1, Division 2 certification and IEC 62368-1 safety standards, highlighting its suitability for hazardous industrial environments.

Power options include a Phoenix connector with a 9 30 VDC range, while deployment is simplified with DIN rail mounting. The embedded Digi TrustFence security framework offers VPN, encrypted connections, and centralised management through Digi Remote Manager, reinforcing operational security. This rugged serial server suits critical applications requiring continuous-duty performance and efficient network expansion in industrial settings.

EZ04-IAG4-EXT Features

  • 4-Port With LTE & Wi-Fi
  • Industrial certification: Class 1, Division 2
  • Connect a wide variety of serial equipment over IP networks
  • 10/100/1000 Ethernet (auto-sensing)
  • Built-in Digi TrustFence for device security, secure encrypted connections, ongoing monitoring and support
  • Easy setup and mass configuration with Digi Navigator and Digi Remote Manager

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Manufacturer

Certifications & Standards

Ruggedness

Country Of Manufacture

United States

Approvals / Certifications

Environmental: ROH53, Safety: IEC62368-1, CB, EN62311, Industrial certification: Class 1, Division 2

Box Content

Digi Connect EZ 4i - serial server, 4-port, industrial-rated, with LTE, Wi-Fi and accessories Digi CORE plug-in LTE modem (1002-CMG4-GLB) Antenna - dipole, 4G, quantity 2 (76002118) Antenna - 2.4 and 5 GHz (29000938) Power supply - 12 V, 2.5 A (76002079) DIN rail clip (76002095)

Case Material

Metal

Cellular Connectors

Antenna connectors: (2) 50 SMA (center pin: female)

Custom Options Products

Cable Length,Connections,Laser Etching,Custom Printing,Power Supply,Mounting Options

Dimensions

(L x W x H): 19.2 x 13.4 x 3.5 cm (7.56 x 5.28 x 1.38 in)

Emissions / Immunity

CE; RED; FCC Part 15, Subpart B; ICES-003; AU/NZS CISPR32

Ethernet

Ports: (2) RJ-45; 10/100/1000 Mbps (auto-sensing)

Housing Colour

Black

Humidity

5% to 95% (non-condensing)

Local Management

Digi Navigator discovery and configuration tool, Web UI (HTTP/HTTPS); CLI (Telnet, SSH)

LTE (G4)

LTE Cat 4: B1, B2, B3, B4, B5, B7, B8, B12, B13, B18, B19, B20, B25, B26, B38, B40, B41, 3G: B1, B2, B4, B5, B6, B8, B19, 2G EDGE / GPRS: 850 / 900 / 1800 / 1900 MHz

Management/Troubleshooting Tools

Digi Navigator discovery and configuration tool, FTP client, SCP, protocol analyzer with PCAP for Wireshark, event logging with syslog and SMTP client, NTP/SNTP, Nagios, Intelliflow, iPerf, Dynamic DNS, ping, traceroute

Memory

256 MB RAM, 4 GB Flash

Serial I/O

Ports: (4) RJ45-10; RS-232 DTE/RS-422/RS-485 capable, software selectable RS-232 / EIA-232 Serial Modes: Signal support TXD, RXD, RTS, CTS, DTR, DSR, DCD, RI flow control options: XON/OFF, CTS/RTS, RTS-toggle RS-422 / EIA-422 Serial Modes: TX+/-, RX+/-, software termination, pre-delay/post-delay RS-485 / EIA-485 Serial Modes: Data+/Data-, software termination, pre-delay/post-delay

Operating Temperature

Standard operating temperature of Connect EZ device: 0 degrees celsius to 40 degrees celsius - With Digi CORE plug-in LTE modem: 0 degrees celsius to 40 degrees celsius

Ordering Info

EZ04-IAG4-EXT - Includes Digi CORE plug-in LTE modem, 4G dipole antenna, 2.4 and 5 GHz antenna, power supply and DIN rail clip (DIN rail bracket available separately - 76002093)

Power Consumption

9 V @ 1.5 A max, 5 W typical with Digi CORE modem, 4.5 W typical without Digi CORE modem

Power Input

Phoenix connector: 9 - 30 VDC, Connector: 2-position rewireable plug with securing screws included

Protocols

Authentication: TACACS+, LDAP, Enterprise RADIUS

Remote Management

Digi Remote Manager, SNMP v3 (user installed/managed)

SIM Security

Secured in cellular module

SIM Slots

(2) Mini-SIM (2FF)

Status LED

Each Ethernet and serial port has two status LEDs; power, signal, LTE, Wi-Fi, Ethernet, serial

WI-FI Access Points

Maximum 2 access points (access point mode: regardless of combination of clients and access points)

WI-FI Clients

Maximum 10 clients (access point mode: regardless of combination of clients and access points)

WI-FI Connectors

(1) 50 SMA (center pin: male)

WI-FI Modes

Client mode and access point mode simultaneously

WI-FI Module

1 x 1 SISO dual-band 802.11a/b/g/n/ac (2.4 GHz / 5 GHz)

WI-FI Security

WPA-3/WPA-2 personal, WPA/WPA-2 enterprise

The Digi Connect EZ 4I Industrial Rated Serial Server, 4-port with LTE + WI-FI & Accessories – EZ04-IAG4-EXT is designed and engineered for use in demanding environments where reliability, durability are essential. The EZ04-IAG4-EXT supports a wide range of industries and operational applications.

Common deployment industries include: Energy and Utilities, Industrial Manufacturing, Logistics And Supply Chain, Marine And Offshore, Natural Resources and Mining, Offshore Operations, Oil and Gas, Retail.

Across these sectors, the EZ04-IAG4-EXT is typically used in applications such as Asset Tracking And Management, Fleet Management And Telematics, Health, Safety, And Compliance Inspections, Industrial HMI And Machine Interfacing, Inventory Management And Stock Control, Process Control And Shop-Floor Monitoring, Remote Management, Secure Communications And Command-And-Control.

These examples demonstrate the versatility of the EZ04-IAG4-EXT across both industry sectors and real-world operational use cases. Its suitability extends well beyond the scenarios listed above, making it a flexible solution for a broad range of requirements.

For further information, or to assess whether the EZ04-IAG4-EXT is appropriate for your specific application, please contact us.

The Digi Connect EZ 4I Industrial Rated Serial Server, 4-port with LTE + WI-FI & Accessories – EZ04-IAG4-EXT comes with a 5-Year For Base Connect Ez Device, 3-Year For Digi Core Plug-In Lte Modem Warranty against defects in workmanship and materials, effective from the date of shipment (unless otherwise agreed in writing).

To receive service under this warranty, the eligible product, Digi Connect EZ 4I Industrial Rated Serial Server, 4-port with LTE + WI-FI & Accessories – EZ04-IAG4-EXT, must be presented to RUGGED in the United Kingdom.

For more information about the Digi Connect EZ 4I Industrial Rated Serial Server, 4-port with LTE + WI-FI & Accessories – EZ04-IAG4-EXT or to arrange repairs and services not covered by the warranty, please visit the warranty section on our website.

Do you need further details about the Digi Connect EZ 4I Industrial Rated Serial Server, 4-port with LTE + WI-FI & Accessories – EZ04-IAG4-EXT, or would you like to discuss a customised solution or demonstration?

At RUGGED, we recognise that every project has its own unique demands. If you have any questions about the Digi International EZ04-IAG4-EXT or need a custom solution designed specifically for you, our team of technical experts are ready to assist you.

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    • Metal housing protects against dust and environmental factors
    • Dual 10/100/1000 Mbps Ethernet ports support reliable network connectivity
    • Two RS-232/422/485 software-selectable serial ports enable versatile integration
    • Includes DIN rail clip for straightforward industrial installation
    • Versatile RS-232/422/485 serial ports
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    Selecting the correct solution for your specific application and operating environment requires careful consideration.

    At Rugged, our engineering and product specialists can advise on specifications, environmental suitability, mounting requirements, connectivity, and lifecycle planning to ensure the right fit for your deployment.

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  • Frequently Asked Questions

    Yes, many serial servers are equipped to support Ethernet connectivity. These devices act as converters, allowing serial devices to communicate over an Ethernet network. This is particularly useful for industrial or commercial applications where older serial equipment needs to be integrated into an existing IP-based system. A robust serial server facilitates this integration, providing a reliable bridge between different communication protocols. This also enables remote management and access to serial devices from anywhere on the network, enhancing operational efficiency and flexibility.

    By utilising a serial server, businesses can extend the lifespan of their existing serial infrastructure while benefiting from the advantages of Ethernet networking, such as higher speeds and greater distances. Rugged Limited offers solutions that cater to these specific connectivity needs.

    Rugged Limited offers robust serial servers specifically designed for demanding industrial environments. These devices provide a crucial link, enabling traditional serial equipment, such as PLCs, sensors, and remote terminal units (RTUs), to communicate over Ethernet or IP networks. This integration is vital for modern industrial automation, allowing for centralised monitoring, control, and data acquisition from geographically dispersed or older machinery.

    The reliability and durability of our serial servers ensure seamless operation in harsh conditions, making them an indispensable component for industries looking to upgrade their infrastructure without replacing valuable legacy assets. By leveraging a high-quality serial server, industrial operators can enhance their operational efficiency and extend the lifespan of their existing equipment.

    Rugged offers a range of products that facilitate remote management of serial devices. This capability allows users to control and monitor equipment connected to a serial server from a distant location. Remote management through a serial server enhances operational efficiency and flexibility, particularly in environments where direct physical access to devices is challenging or impractical.

    For robust and reliable remote connectivity solutions, explore the serial server options available at Rugged Limited, designed for demanding industrial and commercial applications.

    Our range of network solutions includes robust Serial Servers that support various serial standards to meet diverse industrial communication needs. While specific models may offer different combinations, our devices are engineered to handle common serial communication protocols.

    These Serial Servers are crucial for converting serial data from devices into Ethernet packets, enabling seamless integration into modern networks. This functionality is vital for applications requiring remote management and data acquisition from legacy equipment.

    By utilising our Serial Servers, industries can extend the lifespan of their existing serial devices and integrate them into IP-based systems, enhancing overall system efficiency and accessibility.

    Rugged Limited offers a variety of serial servers, and several models are specifically designed to be DIN rail mountable. This feature is particularly beneficial in industrial environments where control cabinets and space optimisation are critical. The ability to mount a serial server directly onto a DIN rail ensures secure installation and efficient use of available space.

    For example, industrial-grade serial servers frequently incorporate DIN rail compatibility as a standard feature, allowing for seamless integration into existing setups. This design choice reflects the need for reliable and compact connectivity solutions in challenging operational conditions.

    At Rugged Limited, the security of your data when using a serial server is a top priority. Our serial servers are engineered with advanced features to provide secure connectivity for your critical operations.

    These security measures often include data encryption, authentication protocols, and access control capabilities. By implementing such features, a Rugged Limited serial server helps to safeguard sensitive information from unauthorised access and cyber threats, allowing for reliable and protected data transmission across your networks. Rugged Limited prioritises secure solutions to give you peace of mind.

    A serial server, also known as a serial to Ethernet converter, serves the crucial function of enabling traditional serial devices to communicate and be controlled over a modern Ethernet network. This technology bridges the gap between older serial port interfaces (like RS232, RS422, or RS485) and network infrastructure, making it possible to access and manage these devices from virtually anywhere with network connectivity.

    Rugged Limited offers a range of connectivity devices, including serial servers, designed for various applications. They are particularly useful in industrial settings, data centres, and other environments where a mix of legacy and IP-based equipment needs to operate seamlessly. By converting serial data into network packets and vice-versa, a serial server facilitates remote monitoring, data acquisition, and control of serial devices without the need for direct, local serial connections.

    A Serial Server, also known as a serial to Ethernet converter, is a crucial networking device that facilitates the connection of traditional serial devices to a modern local area network (LAN). This technology allows for remote access and control of devices like PLCs, sensors, and legacy equipment over an Ethernet connection, eliminating the need for direct serial cable connections to a local PC.

    By converting serial data into Ethernet packets, a Serial Server enables communication between serial COM port devices and network-based applications. This offers significant advantages in terms of flexibility and scalability for industrial and commercial applications.

    For more information on solutions that enhance connectivity, explore our range of connectivity products.

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    We're here to assist and guide you with any enquiries you may have.

    Simply complete the online form or reach out using the contact details provided below.