Moxa EDS-G308-2SFP-T Gigabit Ring Industrial Redundant Switch

The Moxa EDS-G308-2SFP-T is a robust Gigabit industrial redundant switch engineered for demanding environments, offering superior network reliability and high-speed data transmission. This unmanaged industrial Ethernet switch boasts a compact design and an IP30 protection rating, making it ideal for deployments where space is limited and protection against dust is essential. Key technical parameters include a wide operating temperature range of -40 to 75°C, ensuring consistent performance in extreme conditions, and dual 10/100/1000BaseT(X) Ethernet ports alongside two 100/1000BaseSFP/mini-GBIC slots for flexible fiber optic connectivity. The switch supports an input voltage of 12/24/48 VDC and features Moxa's patented Turbo Ring™ technology for millisecond-level network recovery, a critical advantage in industrial automation.

| Feature                 | Specification                                  |

| :---------------------- | :--------------------------------------------- |

| Model                   | EDS-G308-2SFP-T                                |

| Ports                   | 8 x 10/100/1000BaseT(X) Ethernet, 2 x 100/1000BaseSFP slots |

| Network Redundancy      | Turbo Ring™ (recovery time < 300 ms)           |

| Operating Temperature   | -40 to 75°C                                    |

| Input Voltage           | 12/24/48 VDC                                   |

| Protection Rating       | IP30                                           |

| Dimensions              | 50 x 135 x 105 mm                              |

| Mounting                | DIN-rail                                       |

| MTBF                    | 500,000+ hours                                 |

Core Features & Market Positioning

The Moxa EDS-G308-2SFP-T distinguishes itself in the industrial networking market through its potent combination of high-speed Gigabit Ethernet capabilities and advanced redundancy features, specifically Moxa's proprietary Turbo Ring™ technology. This technology ensures near-instantaneous network reconvergence, minimizing downtime in critical applications where even brief interruptions can be costly. The inclusion of SFP slots provides essential flexibility for fiber optic uplinks, allowing for extended transmission distances and immunity to electromagnetic interference, a significant advantage over traditional copper-based solutions in electrically noisy industrial settings. Its rugged industrial design, validated by an IP30 rating and a wide operating temperature range, positions the EDS-G308-2SFP-T as a reliable choice for deployments in harsh environments such as manufacturing floors, oil and gas facilities, and transportation infrastructure.

Key Application Scenarios

This Gigabit industrial switch is purpose-built for mission-critical applications that demand high bandwidth and unwavering network availability. In industrial automation and control systems, it facilitates robust communication between Programmable Logic Controllers (PLCs), Human-Machine Interfaces (HMIs), and SCADA systems, ensuring seamless data flow for real-time monitoring and control. Its ability to handle large data volumes makes it suitable for video surveillance systems in outdoor or industrial settings, where high-definition video streams require substantial network capacity. Furthermore, its fiber optic capability is invaluable in environments with significant electromagnetic interference or for extending network reach across large complexes like power plants or mining operations, thereby enhancing operational efficiency and safety.

Practical System Integration Guidance

Integrating the Moxa EDS-G308-2SFP-T into an existing industrial network is straightforward, largely due to its unmanaged nature, which eliminates the need for complex configuration. For power input, connect a suitable DC power source (12/24/48 VDC) to the power terminal block, observing polarity. The dual power inputs support redundancy, ensuring continuous operation if one power source fails. For network connectivity, standard Ethernet cables (Cat5e or higher) can be used for the RJ45 ports, while the SFP slots require compatible SFP modules for fiber optic connections, such as multimode or single-mode transceivers depending on the required transmission distance. The unit is designed for DIN-rail mounting, facilitating quick installation alongside other industrial control equipment.

Operation and Risk Mitigation

The Moxa EDS-G308-2SFP-T operates with minimal user intervention, a key benefit for industrial environments where specialized IT personnel may not be readily available. Its fanless design reduces the risk of dust ingress and mechanical failure, contributing to its high Mean Time Between Failures (MTBF) of over 500,000 hours. To mitigate operational risks, it is crucial to ensure the power supply meets the specified voltage range and to use appropriate SFP modules for the fiber optic links. In the event of network issues, LED indicators on the front panel provide visual status for power, network activity, and ring status, aiding in quick diagnostics. While an unmanaged switch, understanding the operation of Turbo Ring™ is vital for troubleshooting ring topology failures, which typically involve checking physical connections and module integrity.

Scalability & Long-Term Value

The Moxa EDS-G308-2SFP-T offers significant long-term value through its inherent scalability and compatibility with evolving industrial communication standards. The two flexible SFP slots allow for easy upgrades to higher-speed fiber optic modules or the adoption of different fiber types as network requirements change, without replacing the entire switch. Its Gigabit speed ensures it can handle the increasing data demands of modern industrial applications, including the burgeoning Industrial Internet of Things (IIoT) and Industry 4.0 initiatives. By providing a reliable and high-performance network backbone, this switch supports the integration of advanced analytics, machine learning, and digital twin technologies, future-proofing industrial operations and enabling continuous improvement.

Frequently Asked Questions

What is the primary advantage of the Moxa EDS-G308-2SFP-T's Turbo Ring technology?

Turbo Ring ensures extremely fast network recovery times, typically under 300 milliseconds, which is crucial for industrial automation systems where even brief network interruptions can lead to costly downtime and process disruptions. This rapid failover capability maintains continuous communication between devices, guaranteeing operational continuity.

This technology minimizes data loss and prevents the destabilization of control processes that rely on constant, uninterrupted data streams, thereby enhancing overall system reliability and performance.

It is particularly beneficial in applications such as automated manufacturing lines, power distribution grids, and transportation systems where real-time control and data integrity are paramount.

How does the operating temperature range of -40 to 75°C benefit industrial deployments?

The wide operating temperature range allows the Moxa EDS-G308-2SFP-T to function reliably in harsh industrial environments that experience extreme heat or cold, such as outdoor substations, unconditioned factory floors, or mobile applications. This eliminates the need for costly climate control systems.

Deploying equipment that can withstand such temperature variations reduces the risk of hardware failure due to thermal stress, leading to increased operational uptime and reduced maintenance costs in challenging locations.

This robust thermal performance ensures consistent network connectivity and data throughput, regardless of ambient environmental conditions, making it a dependable component in demanding industrial setups.

What is the significance of the two SFP slots on the EDS-G308-2SFP-T for network design?

The SFP slots provide essential flexibility for integrating fiber optic connections, enabling longer transmission distances and immunity to electromagnetic interference, which are common challenges in industrial settings. This allows for seamless network expansion into areas where copper cabling is impractical or unreliable.

Users can select different types of SFP modules (e.g., multimode, single-mode, different wavelengths) to tailor the network for specific distances and bandwidth requirements, offering a cost-effective upgrade path and adaptability to evolving infrastructure needs.

These slots support Gigabit speeds, ensuring that the fiber optic uplinks can accommodate high-bandwidth data traffic, crucial for applications like video surveillance or large-scale data acquisition in distributed industrial systems.