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Phone：+86 17062388866Description
The ENTERASYS A4H124-24TX P0973JM is a robust 24-port managed Ethernet switch designed to deliver reliable and secure network connectivity in demanding industrial environments. As part of the Enterasys (now part of Extreme Networks) industrial networking portfolio, this switch serves as a critical data backbone, connecting programmable logic controllers (PLCs), human-machine interfaces (HMIs), drives, and other control devices within an operational technology (OT) network. Its core function is to provide deterministic, low-latency communication while withstanding the electrical, climatic, and physical challenges of factory floors and process plants.This switch is engineered to bridge the gap between standard commercial IT equipment and the harsh realities of industrial automation. The ENTERASYS A4H124-24TX P0973JMprovides a comprehensive set of managed Layer 2 features, including Virtual LANs (VLANs), Quality of Service (QoS), and Rapid Spanning Tree Protocol (RSTP), which are essential for creating segmented, prioritized, and resilient network architectures. The value of the ENTERASYS A4H124-24TX P0973JMlies in its ability to ensure network availability and data integrity, which are fundamental to maintaining continuous production, ensuring operational safety, and enabling real-time visibility into industrial processes.
ENTERASYS A4H124-24TX P0973JM
Technical Specifications
| Parameter Name | Parameter Value |
| Product Model | A4H124-24TX P0973JM |
| Manufacturer | Enterasys Networks (now Extreme Networks) |
| Product Type | Industrial Managed Ethernet Switch |
| Number of Ports | 24 x 10/100BASE-TX Copper Ports (RJ-45) |
| Management | Full Layer 2 Managed Features |
| Switching Capacity | Model-specific (e.g., 4.8 Gbps non-blocking) |
| Protocols | IEEE 802.3 (Ethernet), 802.1Q (VLAN), 802.1p (QoS), 802.1w (RSTP) |
| Power Supply | 24 VDC or 110/240 VAC (Dual/Redundant input common in this class) |
| Operating Temperature | -10°C to 60°C (or wider, typical for industrial grade) |
| Enclosure | Heavy-duty metal, designed for DIN-rail mounting |
| Agency Approvals | UL, cUL, CE, Class I Div 2 (typical for hazardous locations) |
Main Features and Advantages
The defining feature of the ENTERASYS A4H124-24TX P0973JMis its industrial ruggedness. Unlike office-grade switches, it is built to operate reliably in environments with extreme temperatures, high humidity, and significant vibration. Its robust metal housing and DIN-rail mountable form factor make it ideal for installation in control panels on the factory floor. The switch often includes dual, redundant power inputs (e.g., 24VDC and 110VAC), allowing it to be connected to separate power sources to eliminate a single point of failure, a critical requirement for high-availability automation systems.Advanced management and security capabilities are central to its value proposition. The ENTERASYS A4H124-24TX P0973JMsupports sophisticated network management protocols like SNMP for integration into network monitoring systems. Its support for VLANs allows network engineers to segment control traffic from other data, enhancing security and performance. Quality of Service (QoS) features enable prioritization of critical real-time control data (e.g., from a PLC to a drive) over less time-sensitive traffic, ensuring deterministic system response. These features, combined with advanced security functions like port security and access control lists, make the ENTERASYS A4H124-24TX P0973JMa intelligent and secure foundation for a modern Industrial IoT (IIoT) network.
ENTERASYS A4H124-24TX P0973JM
Application Field
The ENTERASYS A4H124-24TX P0973JMis deployed as a core networking component in a wide range of industrial automation applications. A primary application is in automotive manufacturing plants, where it is installed in electrical enclosures along the production line. Here, it connects robotic controllers, vision systems, and welding controllers, creating a deterministic network that ensures synchronized operation. The rugged design of the ENTERASYS A4H124-24TX P0973JMallows it to withstand the electrical noise generated by large motors and welding equipment.In the oil and gas industry, the switch is used in distributed control systems (DCS) for pipeline monitoring and control. Installed in remote terminal unit (RTU) shelters, the ENTERASYS A4H124-24TX P0973JMaggregates data from flow, pressure, and temperature transmitters, relaying it reliably to a central SCADA system. Its ability to operate over a wide temperature range and, often, its certifications for Class I Division 2 hazardous locations, make it suitable for these critical and unforgiving environments. In both cases, the switch provides the resilient network infrastructure needed for safe, efficient, and continuous operation.
Related Products
ENTERASYS A4H124-24TX:The base model number, potentially indicating a variant with different power inputs or certifications.
ENTERASYS A2H224-24FX:A similar switch with a combination of copper and fiber optic ports for longer-distance backbone connections.
ENTERASYS C3K125-48F:A larger aggregation switch for the control room that would connect multiple A4H124-24TX P0973JMswitches.
ENTERASYS N-Series:The network management software used to configure and manage the A4H124-24TX P0973JM.
ENTERASYS PS2405-2A:A typical redundant power supply module compatible with this switch series.
