Hirschmann Industrial Ethernet Switches MM20-M4M4T1T1SBH in stock

Hirschmann MM20-M4M4T1T1SBH Industrial Ethernet Switch – Technical Product Overview

The Hirschmann MM20-M4M4T1T1SBH is a versatile and compact industrial Ethernet switch engineered to deliver reliable network connectivity in demanding environments. Combining high-speed data transfer with ruggedized construction, this switch is tailored for applications in automation, transportation, and energy sectors where durability and performance are critical. Below are the technical specifications and key features of this robust networking solution.

Key Features

• Compact Industrial Design: IP30-rated metal housing for resistance to dust and mechanical stress, suitable for harsh conditions (-40°C to +75°C).
• Hybrid Port Configuration: 4 x 10/100/1000Base-T(X) RJ45 ports + 4 x 100/1000Base-X SFP slots + 1 x RS232/TTL serial port for legacy device integration.
• Layer 2 Managed Switch: Advanced network management features including VLANs, QoS, and redundancy protocols (MRP, RSTP).
• Dual Power Inputs: 12–48 V DC power supply with redundancy support for uninterrupted operation.
• DIN-Rail or Wall Mounting: Flexible installation options for industrial control panels or confined spaces.
• Extended Operating Range: Reliable performance in temperatures from -40°C to +75°C.

Technical Specifications

General Parameters

• Model: MM20-M4M4T1T1SBH
• Standards Compliance: IEEE 802.3, 802.1Q, 802.1p, 802.1D, 802.1w
• Data Rates:
  • RJ45 Ports: 10/100/1000 Mbps (auto-negotiation, auto-MDI/MDI-X).
  • SFP Slots: 1 Gbps (supports multimode/single-mode SFPs).
  • Serial Port: RS232/TTL, up to 115.2 kbps.
• Switching Capacity: 12 Gbps
• Packet Forwarding Rate: 8.9 Mpps
• MAC Address Table: 8,000 entries
• Jumbo Frames: Up to 9,216 bytes

Port Configuration

• Copper Ports: 4 x 10/100/1000Base-T(X) RJ45 ports.
• Fiber Ports: 4 x 100/1000Base-X SFP slots (LC connectors).
• Serial Interface: 1 x RS232/TTL port for legacy serial device integration (DB9 connector).

Power Supply

• Input Voltage: 12–48 V DC (dual redundant inputs).
• Power Consumption: Max. 8 W (without SFP modules).
• Protection: Reverse polarity, overvoltage, and surge protection (EN 61000-4-5).

Environmental Ratings

• Operating Temperature: -40°C to +75°C
• Storage Temperature: -40°C to +85°C
• Humidity: 5–95% (non-condensing)
• Ingress Protection: IP30 (housing), IP20 (connectors)
• Shock/Vibration: 5g vibration (IEC 60068-2-6), 15g shock (IEC 60068-2-27).

Redundancy & Management

• Redundancy Protocols: MRP (Media Redundancy Protocol), RSTP, SNMPv3.
• Management Tools: Web interface (HTTP/HTTPS), CLI (SSH/Telnet), Hirschmann HiVision™ Suite.

Certifications

• Safety: UL 60950-1, EN 62368-1
• EMC: FCC Part 15, CE, EN 61000-6-2/4
• Industrial: IEC 61850-3, IEEE 1613

Applications

• Industrial automation (PLC, HMI, and sensor networks).
• Rail signaling and onboard vehicle communication.
• Remote telemetry and SCADA systems with serial device integration.
• Wind turbine monitoring and renewable energy installations.
• Legacy equipment modernization via serial-to-Ethernet conversion.

Warranty & Support

• Warranty: 5-year manufacturer warranty.
• Support: 24/7 technical support and firmware updates via Hirschmann’s global network.

The Hirschmann MM20-M4M4T1T1SBH stands out for its hybrid port design, enabling seamless integration of modern Ethernet devices and legacy serial systems in industrial networks. Its compact footprint, advanced management capabilities, and rugged build make it ideal for environments requiring flexible connectivity and mission-critical reliability. For detailed configuration or compatibility queries, refer to Hirschmann’s official documentation or contact certified distributors.