Wago 852-303

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

MPN
852-303
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What is the Wago 852-303?

The configurable 852-303 Industrial ETHERNET Switch is equipped with eight ports 10/100BASE-TX and two SFP slots 100BASE-FX/1000BASE-FX/SX (SFP modules are available as an option).

Packaged in a rugged housing, this switch offers both a redundant power supply and relay-based function monitoring. These functions, along with extensive ETHERNET switch options, make it ideal for a wide range of applications.

Features:

Web-based/SNMP management

Redundant DC power supply

Wide supply voltage range: 12 … 60 VDC

DIP switch to set alarm functions

Fully compatible with IEEE 802.3, 802.3u, 802.3z, 802.3x, 802.3ad, 802.3ab, 802.1d, 802.1q, 802.1p, 802.1w and 802.1x standards

Xpress Ring (redundant ring, recovery < 50 ms)

Non‐blocking, store‐and‐forward switching, rapid spanning tree protocol (RSTP)

Autonegotiation at all 10/100BASE-TX ports

Auto‐MDI/MDIX (crossover) at all 10/100BASE‐TX ports

VLAN (802.1q) VID

IGMP snooping for multicast filtering

Port configuration, status, statistics

Port trunking

SNMP v1/v2 and RMON

Specifications

Technical data

Switching modeStore-and-forward; non-blocking
Number of 100 Mbps ports8
Number of 1 Gb/s ports SFP2
Communication standardsIEEE 802.3 10BASE-T, IEEE 802.3u 100BASE-TX/FX, IEEE 802.3z 1000BASE-SX/LX, IEEE 802.3x Flow Control, IEEE 802.1w Rapid Spanning Tree Protocol (RSTP), IEEE 802.1q VLAN Tagging, IEEE 802.1ab Link Layer Discovery Protocol (LLDP), IEEE 802.1p Prioritization, IEEE 802.1x Port Authentication
Redundancy functionRedundant DC power supply; STP; RSTP; MSTP; Jet Ring < 300 ms; Xpress Ring < 20 ms; Dual Homing < 20 ms; Dual Ring; ERPSv2 < 50 ms; LACP
Configuration optionsDIP switch for signal contact, Command Line Interface, SNMPv1/v2c/v3
DiagnosticsSignal contact, Modbus/TCP, port status, port statistics, port load, traffic monitor, SFP information, syslog, mail alarm, SNMP traps, Alarm contact; Alarm relay; NO; 1 A at 24 VDC
MAC table (size)16000 addresses
Jumbo frame size10000. Byte
Supply voltage12 … 60 VDC; Cable length < 3 m
Power consumption (max.)12 W
Current consumption (max.)1500 mA
ESD (contact/air discharge)8 KV / 15 KV
Transmission rateCopper cable: 10/100 Mbit/s; Fiber optic:1000 Mbit/s
Transmission medium (communication/fieldbus)Copper cable: Cat. 5e or higher, 100 m maximum cable length; Fiber optic: SX Multi-Mode, LX Single-Mode
Optical fiber typeSingle-Mode and Multi-Mode
VLANPort-based and tag-based (4k VIDs)
Control Elements14 x DIP switch: Alarm function power supplies and ports 1 … 10, 100/1000 Mbps fiber optic ports; 1 x Reset button: system restart
IndicatorsDevice: LED (PWR, RPS, POST) green: Power supply (primary), redundant power supply (secondary), POST function; LED (ALM) red: Alarm; LED (LASER ON) yellow, LED (LNK/ACT, 100) green, LED (OFFLINE) red: Status of fiber optic ports; per port: LED (100, LNK/ACT) green: Status 100 Mbps, LNK/ACT ports 1 … 8

Connection data

Connection technology: communication/fieldbusCopper cable: 8 x RJ-45; Fiber optic: 2 x SFP slots (e.g., with SFP module and LC fiber-optic connector)
Connection technology: supply1 x Built-in male connector: 231-436/001-000; included female connector (MCS Connectors): 2231-106/026-000

Physical data

Width50 mm / 1.969 inches
Height162 mm / 6.378 inches
Depth120 mm / 4.724 inches

Mechanical data

Weight910 g
Colorblack metallic
Housing materialAluminum
Conformity markingCE

Environmental requirements

Ambient temperature (operation)-40 … +70 °C (-25 … +70 °C (DNV GL))
Ambient temperature (storage)-40 … +80 °C
Protection typeIP30
Note on protection typeUse per UL 61010: Indoor
Pollution degree2 per UL 61010
Relative humidity (without condensation)95 %
Mounting typeDIN-35 rail
Mounting (note)Standard Compass Safe Distance 0.3 Degree deflection: 750 mm; Steering, Standby, Emergency Compass Safe Distance 1.0 Degree deflection: 450 mm
Vibration resistancePer IEC 60068-2-6
Shock resistanceper IEC 60068-2-27
EMC immunity to interferenceper EN 61000-6-2
EMC emission of interferenceper EN 61000-6-4
Fire load0.235 MJ

Commercial data

PU (SPU)1 pcs
Packaging typebox
Country of originTW
GTIN4055143327176
Customs tariff number85176200000

Product Classification

UNSPSC43222612
eCl@ss 10.019-17-01-30
eCl@ss 9.019-17-01-06
ETIM 9.0EC000734
ETIM 10.0EC000734
ECCN5A992.C

Environmental Product Compliance

RoHS Compliance StatusCompliant,No Exemption

852-303: frequently asked questions

When can 852-303 be shipped?

852-303 is sourced on request — request a quote and we'll confirm the exact availability and shipping timeline for this specific unit.

Can I pick up 852-303 in person?

Local pickup from our Groningen, Netherlands warehouse may be possible — contact us before ordering to check availability and arrange a collection time.

Is express delivery available?

Yes — mention it when you request a quote for 852-303 and we'll include express shipping options in our reply.

My factory is down and I need this urgently — can you help?

For a critical breakdown, contact us directly at +31 (0)50-7110348 or sales@partnerplc.com — we can look into same-day courier or dedicated taxi/hotshot delivery for 852-303, subject to availability and destination.

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Wago 852-303Price and lead time confirmed within 1 business day
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