WAGO 289-172 RJ45 Interface Module

Technical Overview

DIN-rail mounted interface module with two shielded RJ45 8-pin Cat. 5 connectors, rated 42Vdc/1.5A for industrial Ethernet. Operates from -40°C to +85°C.

Key Features

Interface module in mounting carrier.
Two shielded RJ45 8-pin connectors.
8-poles (8P) design.
DIN-35 rail mounting for easy integration.
Compatible with Cat. 5 connecting cables.
Wide operating temperature range of -40°C to +85°C.
Ideal for structured networks within control cabinets.
Provides clear separation between field and system side for simplified maintenance and diagnostics.
RoHS compliant.

Technical Specification Matrix

Parameter	Value
Rated Current	1.5 A
Rated Voltage (DC)	42 Vdc
Rated Voltage (AC)	30 Vac
Number of Poles	8 (8P)
Connection Type	2 x RJ45 8-pin shielded connector
Mounting Type	DIN-35 rail
Ambient Air Temperature (Operation)	-40°C to +85°C
Ambient Air Temperature (Storage)	-40°C to +85°C
Relative Humidity	≤ 85 % (non-condensing)
Mating Cycles	500
Max. Transmission Length	100 m
Connecting Cable	min. Cat. 5
Standards/Specifications	ISO/IEC 11801: 2002-09; EN 55022; UL 840
UL Approval	UL 508, Certificate E175199 Vol.2 Sec.1 (Ordinary Locations)
Physical Weight (kg)	0.03
Dimensions L x W x H (cm)	3.85 x 2.05 x 8.5

Industrial Applications

1. Industrial Ethernet Network Segmentation in Control Cabinets

The Wago 289-172 is ideal for segmenting industrial Ethernet networks within control cabinets. It connects field-side devices like PLCs, HMIs, and sensors to the internal network, ensuring clear demarcation and robust shielded connections for improved performance and troubleshooting.

Problem Solved

Ensures reliable, shielded Ethernet connections in harsh industrial environments, facilitates easy diagnostics and maintenance by clearly separating network segments, and withstands wide temperature fluctuations (-40°C to +85°C).

Industrial EthernetNetwork SegmentationControl CabinetDIN-railRJ45Shielded ConnectionPLCHMI-40°C to +85°C

2. Machine-to-Machine (M2M) Communication in Automated Production Lines

In automated production lines with multiple machines communicating via Ethernet, this interface module serves as a robust, industrial-grade connection point. It links individual machine controllers or subsystems to the main production line network, mounted within machine control panels.

Problem Solved

Provides reliable and physically separated connection points for M2M communication, ensuring stable data exchange even in high-vibration or electrically noisy industrial settings, and simplifies wiring for modular machine designs.

M2M CommunicationAutomated Production LineMachine Control PanelEthernet InterfaceRJ45DIN-railIndustrial Reliability

3. Data Acquisition System Interfacing in Environmental Monitoring Stations

For remote or outdoor environmental monitoring stations, the Wago 289-172 provides a durable Ethernet interface within a protective enclosure. Its wide operating temperature range and DIN-rail mountability make it suitable for connecting sensors and data loggers to communication modems.

Problem Solved

Offers a robust, temperature-resilient, and organized RJ45 interface for reliable data transmission from remote monitoring equipment, handling non-condensing humidity (≤85% RH) and ensuring stable network connectivity in challenging conditions.

Data AcquisitionEnvironmental MonitoringRemote StationsEthernet ConnectivityWide Temperature RangeDIN-railNon-condensing Humidity