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Westermo SDI-541-MM-SC2 - 5-port Ethernet Fibre Switch
Westermo

SDI-541-MM-SC2

Alternate Item Number: 3625-0001

UPC: 100000000000

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Overview

The Westermo SDI-541-MM-SC2 is an unmanaged 5-port industrial Ethernet switch. It features 4 x 10/100 Mbit/s Ethernet TX ports with RJ-45 connectors and 1 x 100 Mbit/s Ethernet FX port with an SC connector for multimode fiber up to 2 km. This switch operates on 18-32 VDC or 18-27 VAC and has an operating temperature range of -10 to +60 °C (+14 to +140 °F). It includes a power/relay terminal block and is designed for easy industrial installation, such as DIN rail mounting. Ideal for factory and building automation.
  • 4 x 10/100 Mbit/s Ethernet TX ports (RJ-45)
  • 1 x 100 Mbit/s Ethernet FX port (SC connector, multimode, 2 km)
  • Operating voltage: 18-32 VDC or 18-27 VAC
  • Operating temperature: -10 to +60 °C (+14 to +140 °F)
  • Includes power/relay 4-pin terminal block

Specifications

Package Weight (Imperial)
0.88 lbs
Fiber cable ODC to SC duplex - 670mm

Fiber cable ODC SC Duplex 670mm

Fiber cable ODC to SC duplex - 670mm
Power supply for DIN-rail

PS-60

Power supply for DIN-rail
24U 21.34W 31.5D CABINET BLK

REFK1904231BK1

24U 21.34W 31.5D CABINET BLK
Surge-Trap® Surge Protective Device is a no-fuse surge suppressor. The Surge-Trap is a UL 1449 Third Edition compliant modular style surge protective device that is DIN-rail mountable featuring a fail-safe self-protected design, visual indicator and a small foot print. A remote indicator option provides status to critical control circuit. The Surge-Trap provides advanced overvoltage protection utilizing Mersen's patented TPMOV® technology without additional protection devices. 480 Volts 3P Delta system type without N-G mode, with microswitch .

ST4803PDGM

Surge-Trap® Surge Protective Device is a no-fuse surge suppressor. The Surge-Trap is a UL 1449 Third Edition compliant modular style surge protective device that is DIN-rail mountable featuring a fail-safe self-protected design, visual indicator and a small foot print. A remote indicator option provides status to critical control circuit. The Surge-Trap provides advanced overvoltage protection utilizing Mersen's patented TPMOV® technology without additional protection devices. 480 Volts 3P Delta system type without N-G mode, with microswitch .
DIN rail is a universal mounting option for electrical and industrial control products such as circuit breakers electrical supplies terminal blocks and more. The rail system is used to stabilize a wide variety of devices and products. Ordering pre-cut DIN rail helps increase productivity and decrease jobsite clutter. On-site Flexibility Streamline custom cuts DIN rail to any length so it is ready to use when it arrives on the jobsite. Additionally DIN rail can be easily removed if relocation is necessary. Features of Custom DIN Rail from Streamline - All cut DIN rail from Streamline is galvanized steel made to eliminate rusting. Streamline ensures that all custom DIN rail orders are: De-burred Custom Length Any quantity 1-1000+ Quick turnaround (typically 2 weeks or less from receipt of order) This mechanical support structure is a must for all electrical parts solutions big or small. DIN rail allows for mounting hardware easily and quickly. These durable and versatile rails make the perfect solution for all mounting applications. Save space time and money with these cost-effective mounting solutions. Order your custom cut DIN rail today!

CUSTOMDIN

DIN rail is a universal mounting option for electrical and industrial control products such as circuit breakers electrical supplies terminal blocks and more. The rail system is used to stabilize a wide variety of devices and products. Ordering pre-cut DIN rail helps increase productivity and decrease jobsite clutter. On-site Flexibility Streamline custom cuts DIN rail to any length so it is ready to use when it arrives on the jobsite. Additionally DIN rail can be easily removed if relocation is necessary. Features of Custom DIN Rail from Streamline - All cut DIN rail from Streamline is galvanized steel made to eliminate rusting. Streamline ensures that all custom DIN rail orders are: De-burred Custom Length Any quantity 1-1000+ Quick turnaround (typically 2 weeks or less from receipt of order) This mechanical support structure is a must for all electrical parts solutions big or small. DIN rail allows for mounting hardware easily and quickly. These durable and versatile rails make the perfect solution for all mounting applications. Save space time and money with these cost-effective mounting solutions. Order your custom cut DIN rail today!
Super-Safeway® Multiple Outlet Box, Extended Depth, 2-Sided, F2 (1/2") Cord Grip Body, with Flip Lids for (2) Duplex Not Included

3085

Super-Safeway® Multiple Outlet Box, Extended Depth, 2-Sided, F2 (1/2") Cord Grip Body, with Flip Lids for (2) Duplex Not Included
Cable Manager, fits 19-inch open rack, Black, Steel

ECK19H

Cable Manager, fits 19-inch open rack, Black, Steel
6U PERF PANEL

PPFS19010BK

6U PERF PANEL
OM1 2 fiber, 16mm jacket, patchcord, Riser (OFNR) rated, LC duplex to SC duplex, Std IL

F62ERLNSNSNM002

OM1 2 fiber, 16mm jacket, patchcord, Riser (OFNR) rated, LC duplex to SC duplex, Std IL
The Mini-Com Flush Mount Modular Patch Panel accepts up to 24 Mini-Com Modules for unshielded applications in 1 RU, and mounts to 19 inch and 23 inch racks and cabinets. The panel mounts flush with the rack and can be identified with adhesive labels and is black.

CPP24FMWBLY

The Mini-Com Flush Mount Modular Patch Panel accepts up to 24 Mini-Com Modules for unshielded applications in 1 RU, and mounts to 19 inch and 23 inch racks and cabinets. The panel mounts flush with the rack and can be identified with adhesive labels and is black.
Membrane plate cable entry system offers a good strain relief while maintaining IP/NEMA ingress sealing rating. The CESUM3-C15 is a Rectangular Un-Terminated Cable Entry System, 4.1" (103 mm) Long, with 8 Openings 0.12" (3.0 mm) to 0.31" (8 mm), 3 Openings 0.20" (5.1 mm) to 0.35" (9.0 mm), 4 Openings 0.3" (7.5 mm) to 0.47" (12.0 mm). Color is Black. Standard Package Quantity is 1 PC.

CESUM3-C15

Membrane plate cable entry system offers a good strain relief while maintaining IP/NEMA ingress sealing rating. The CESUM3-C15 is a Rectangular Un-Terminated Cable Entry System, 4.1" (103 mm) Long, with 8 Openings 0.12" (3.0 mm) to 0.31" (8 mm), 3 Openings 0.20" (5.1 mm) to 0.35" (9.0 mm), 4 Openings 0.3" (7.5 mm) to 0.47" (12.0 mm). Color is Black. Standard Package Quantity is 1 PC.
The TX6A™ 10Gig Cat 6A UTP Patch Cord is a 1-Meter, Blue cord constructed of 24 AWG, unshielded, twisted pair stranded, LSZH (60332-1) cable with high-performance modular plugs. Its MaTriX Tape Technology limits alien crosstalk, ensuring 10 Gb/s transmission. The tangle-free latch prevents snags and ensures a fast release, streamlining moves, adds, and changes. Enabled with RapidID, the product has pre-installed barcodes for simple port mapping using RapidID software.

UTP6AL1MBU

The TX6A™ 10Gig Cat 6A UTP Patch Cord is a 1-Meter, Blue cord constructed of 24 AWG, unshielded, twisted pair stranded, LSZH (60332-1) cable with high-performance modular plugs. Its MaTriX Tape Technology limits alien crosstalk, ensuring 10 Gb/s transmission. The tangle-free latch prevents snags and ensures a fast release, streamlining moves, adds, and changes. Enabled with RapidID, the product has pre-installed barcodes for simple port mapping using RapidID software.

Frequently Asked Questions

What is the maximum fiber optic cable length for the SC port?

The SC port on the SDI-541-MM-SC2 supports multimode fiber for distances up to 2 km.

What are the power input options for this switch?

The switch can be powered by 18-32 VDC or 18-27 VAC.

What is the operating temperature range of the SDI-541-MM-SC2?

The operating temperature range is -10 to +60 °C (+14 to +140 °F).

How many RJ-45 Ethernet ports does this switch have?

The Westermo SDI-541-MM-SC2 features 4 x 10/100 Mbit/s Ethernet TX ports with RJ-45 connectors.

Does this switch support DIN rail mounting?

Yes, the unit is designed for DIN rail mounting into industrial cabinets.

How to Install the Westermo SDI-541-MM-SC2

Step-by-step guide for installing the industrial Ethernet fiber switch.

Estimated time: 15m

Tools needed:

Screwdriver, Wire stripper (if needed for power/relay connections)

Supplies needed:

DIN rail, Ethernet cables, Fiber optic patch cables, Power supply wiring

  1. Mount the switch

    Secure the switch to a standard DIN rail using the integrated mounting clip on the back of the unit.

  2. Connect Ethernet cables

    Plug RJ-45 Ethernet cables into the 4 x 10/100 Mbit/s ports to connect your devices.

  3. Connect fiber optic cable

    Connect a multimode fiber optic patch cable with an SC connector to the 100 Mbit/s Ethernet FX port.

  4. Connect power

    Wire the power supply (18-32 VDC or 18-27 VAC) to the 4-pin terminal block. Ensure correct polarity for DC power.

  5. Connect alarm relay (optional)

    If using the alarm relay function, connect appropriate wiring to the remaining pins on the terminal block as per the manual.

  6. Verify connections

    Check all cable connections and power supply before energizing the system. Observe LED indicators for status.

Frequently Asked Questions about Westermo

What certifications and standards do Westermo products comply with?

Westermo products meet rigorous international standards across electromagnetic compatibility (EMC), mechanical protection, functional safety, and regulatory compliance. Key certifications include EN 61000 series for industrial immunity and emissions, EN 50121-4 for railway applications, EN 50155 for on-board rail systems, UL, CE, UKCA, EAC, and C-Tick. Our products are engineered to withstand harsh industrial environments and comply with IP protection standards, mechanical enclosure requirements, and functional safety specifications like EN 61800 and IEC 61508.

What industries and applications are Westermo products used for?

Westermo products are designed for mission-critical industrial applications across multiple demanding sectors, including transportation (railways, roads, tunnels), energy infrastructure, water treatment, and substation automation. Their robust data communication devices are engineered to operate in harsh environments where standard commercial-grade equipment would fail, providing resilient communication infrastructure for control and monitoring systems with extreme temperature tolerance and high reliability.

What are the main product lines offered by Westermo?

Westermo offers a comprehensive range of industrial data communication products across six primary product lines: Ethernet Switches, Extenders, Routers, Modems, Converters, and Accessories. These robust devices are engineered for harsh environments and mission-critical applications in industries like transport, water, and energy, with specific solutions for railways, substations, and remote network access.

What are the key features of Westermo products?

Westermo products feature robust industrial-grade data communication devices engineered for harsh environments, with key characteristics including: high electromagnetic immunity (EN 61000-6-2), industrial emission compliance (EN 61000-6-4), extensive railway and transportation approvals (EN 50121-4, EN 50155), and rigorous manufacturing quality standards. Their devices provide mission-critical communication infrastructure with advanced features like secure remote access, network resilience, and comprehensive cybersecurity protections through their proprietary WeOS operating system.

What communication protocols do Westermo products support?

Westermo products support a wide range of industrial communication protocols, including Ethernet, RS-232, RS-422, RS-485, PROFIBUS DP, M-Bus, and 20 mA current loop. Our industrial converters and communication devices are designed to provide robust connectivity across multiple communication standards, enabling seamless integration in harsh industrial environments.

What environmental ratings do Westermo products have?

Westermo products feature robust environmental ratings across multiple standards, including IP66 protection, NEMA Type 4X, and UL/CSA certifications for harsh industrial environments. Their devices are designed to withstand extreme temperatures from -40°C to 130°C, resist dust, water ingress, and provide protection against external environmental challenges in industrial settings.

What accessories are available for Westermo products?

Westermo offers a comprehensive range of accessories to complement their industrial data communication devices, including optical transceivers, power supplies, backup devices, cables, and antennas. Key accessories include SFP transceivers with transmission ranges from 2 to 120 km, industrial power supplies like PS-30 and PS-100, M12 USB backup devices, and specialized cables such as diagnostic, M12, power, and radio cables in various lengths.

How are Westermo products typically installed?

Westermo products are typically installed using WeConfig, their network configuration management tool that simplifies device setup and maintenance. The installation process involves connecting devices to the network, using WeConfig to automatically discover and configure them, and leveraging project files that store network topology information for easy replacement and reconfiguration. Devices can be mounted on DIN rails in industrial environments and are designed for robust installation in harsh conditions like transportation, energy, and water infrastructure.

What technical support does Westermo offer?

Westermo offers comprehensive technical support through multiple channels. Their engineering team provides expert guidance for selecting, configuring, and installing data communication solutions across industrial markets like transport, water, and energy. Customers can access support via their website (www.westermo.com), and for North American customers, direct support is available through Gross Automation at +1 (262) 252-1600 or [email protected].