852-303 Wago Industrial Managed Switch;8-port 100Base-TX;2-Slot 1000BASE-SX/LX;black metallic

Why Choose the WAGO 852-303 Industrial Managed Ethernet Switch?

The WAGO 852-303 is an advanced industrial managed Ethernet switch designed to provide secure and reliable networking for automation systems, machine installations and industrial control cabinets. The device combines eight Fast Ethernet RJ45 ports with two SFP fibre-optic slots, enabling flexible copper and fibre network connectivity for modern industrial Ethernet infrastructures.

Unlike unmanaged switches, the 852-303 provides full Layer 2 management features, allowing engineers to monitor, configure and optimise network performance. Features such as VLAN support, QoS traffic prioritisation and port mirroring help ensure stable communication across industrial automation networks.

The switch is designed for demanding environments and includes redundant DC power inputs, diagnostic alarm contacts and a rugged industrial housing with DIN rail mounting. These features ensure dependable operation in industrial control systems where network uptime is critical.

Key Advantages

• Managed Layer 2 Ethernet switch for advanced network control.
• 8 Fast Ethernet RJ45 ports for automation networking.
• 2 SFP fibre ports for long-distance communication.
• VLAN and QoS support for traffic management.
• Redundant DC power inputs improve network reliability.
• Compact design for DIN rail installation in control cabinets.

Key Features

• Industrial managed Ethernet switch.
• 8 × RJ45 10/100Base-TX ports.
• 2 × SFP fibre-optic slots (100BASE-FX).
• Layer 2 management including VLAN, QoS and port mirroring.
• Web-based management interface and SNMP monitoring.
• Store-and-forward switching architecture.
• Alarm relay and diagnostic LEDs.
• DIN-35 rail mounting for industrial control cabinets.

Technical Specifications

• Manufacturer: WAGO
• Model: 852-303
• Device type: Industrial managed Ethernet switch
• Management level: Layer 2 managed
• 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
• Management protocols: SNMP, HTTP web management
• Switching method: Store-and-forward
• MAC address table: approx. 8000 entries
• Supply voltage: approx. 12 – 48 V DC
• Power consumption: approx. 6 W
• Mounting: DIN rail (EN 60715)
• Protection rating: IP30
• Operating temperature: approx. −40 °C to +70 °C
• Housing material: Aluminium industrial enclosure

Reliable Networking for Industrial Automation

Industrial Ethernet switches enable reliable communication between PLCs, sensors, drives and operator interfaces across modern automation systems. Managed switches allow network administrators to monitor performance, segment traffic and prioritise critical data streams.

The WAGO 852 managed switch series is designed for industrial networking applications requiring advanced diagnostics, secure communication and dependable switching performance in harsh operating environments.

Typical Applications

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

Trusted by Automation Engineers

WAGO industrial networking equipment is trusted worldwide by automation engineers for delivering reliable communication infrastructure in demanding industrial environments.