852-103/040-000 Wago Industrial-Switch;8-port 100Base-TX;2 Slots 100Base-FX;black

Why Choose the WAGO 852-103/040-000 Industrial Ethernet Switch?

The WAGO 852-103/040-000 is a rugged industrial unmanaged Ethernet switch designed for reliable communication within automation systems, machine control cabinets and industrial infrastructure. The switch provides eight Fast Ethernet RJ45 ports and two SFP fibre-optic slots, allowing flexible network expansion using both copper and fibre communication technologies. :contentReference

Designed for industrial environments, the device supports 10/100 Mbit/s auto-negotiation and Auto-MDI/MDIX on all copper ports, enabling straightforward plug-and-play installation without requiring crossover cables or manual configuration. Its compact housing with DIN rail mounting allows easy integration into control cabinets while maintaining high resistance to vibration and shock. :contentReference

The switch also features redundant DC power supply inputs and configurable alarm monitoring functions, improving network reliability and enabling quick diagnostics in critical industrial networking applications. :contentReference

Key Advantages

• 8 Fast Ethernet RJ45 ports for industrial automation networking.
• 2 SFP fibre-optic slots supporting 100BASE-FX communication.
• Plug-and-play unmanaged operation requiring no configuration.
• Auto-negotiation and Auto-MDI/MDIX simplify network installation.
• Redundant DC power supply inputs increase system reliability.
• Compact DIN rail mounting design for control cabinets.

Key Features

• Industrial unmanaged Ethernet switch.
• 8 × RJ45 10/100Base-TX ports.
• 2 × SFP slots supporting 100Base-FX fibre modules.
• Store-and-forward, non-blocking switching architecture.
• DIP switch configuration for alarm functions.
• Status LEDs for power, alarm and port activity.
• Designed for DIN-35 rail installation.

Technical Specifications

• Manufacturer: WAGO
• Model: 852-103/040-000
• Device type: Industrial Ethernet switch
• Switch type: Unmanaged
• Copper ports: 8 × RJ45 10/100Base-TX
• Fibre ports: 2 × SFP slots (100Base-FX)
• Transmission speed: 10 / 100 Mbit/s
• Network standards: IEEE 802.3, IEEE 802.3u, IEEE 802.3x
• Switching method: Store-and-forward
• MAC address table: approx. 2000 entries
• Supply voltage: 9 – 48 V DC
• Power consumption: approx. 5.76 W typical
• Mounting: DIN rail (EN 60715)
• Protection rating: IP30
• Operating temperature: −40 °C to +70 °C (extended range)
• Housing material: Aluminium

Reliable Networking for Industrial Automation

Industrial Ethernet switches provide the communication backbone for modern automation systems. They connect PLCs, drives, sensors and operator interfaces to ensure efficient data exchange across machines and production equipment.

The WAGO 852 series switches are engineered specifically for industrial environments, offering robust mechanical construction, wide supply voltage tolerance and reliable switching performance. The fibre-optic SFP slots allow longer communication distances and improved resistance to electromagnetic interference in demanding industrial installations. :contentReference

Typical Applications

• Industrial automation and factory networking.
• Machine control and process automation systems.
• PLC and HMI communication networks.
• Industrial control cabinet networking.
• Distributed automation infrastructure.

Trusted by Automation Engineers

WAGO industrial networking components are trusted worldwide by automation engineers to provide stable communication infrastructure in demanding industrial environments.