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Westermo Manuals & User Guides

Westermo designs robust industrial data communications products, including switches and routers, for mission-critical systems in harsh environments.

Tip: include the full model number printed on your Westermo label for the best match.

Westermo Support

Official site: https://www.westermo.com
General support: https://www.westermo.com/support
Warranty & registration: Warranty info
Support phone: +46 16 42 80 00
Support email: support@westermo.com
Contact form: Contact manufacturer support

Westermo manuals

Latest manuals from manuals+ curated for this brand.

Westermo QN-016-WUK Merlin Cellular User Guide

January 12, 2026

Westermo QN-016-WUK Merlin Cellular Specifications Interface Specifications DC, Power port Operating voltage 9 to 36 VDC Rated frequency DC Polarity Reverse polarity protected Redundant power input No Isolation All other…

westermo Merlin 3100 Series Industrial Cellular Router User Guide

December 19, 2025

westermo Merlin 3100 Series Industrial Cellular Router Product Using Instructions The Merlin 3100 Series Industrial Cellular Router is designed for industrial use and provides reliable connectivity in challenging environments. It…

Westermo AN-005-WIE Managed Industrial Ethernet Switch User Guide

December 17, 2025

Westermo AN-005-WIE Managed Industrial Ethernet Switch User Guide Westermo Ireland AN-005-WIE Merlin Security Hardening Guide Overview This Security Hardening Guide describes the features and “know how” to introduce basic security…

westermo Merlin SCADA Protocol Conversion User Guide

December 16, 2025

westermo Merlin SCADA Protocol Conversion Hardware Models Merlin Series Revision 1.01 Approval status Approved Date: 11 December 2025 Brief description Merlin SCADA Protocol Conversion Scenario: SNMP to DNP3 Overview This…

westermo 100 Series 5G Industrial Cellular Router User Guide

November 29, 2025

westermo 100 Series 5G Industrial Cellular Router General Information Legal Information The contents of this document are provided “as is”. Except as required by applicable law, no warranties of any…

westermo Merlin-4407-T4-S2-LV Merlin SCADA Protocol Conversion User Manual

November 21, 2025

westermo Merlin-4407-T4-S2-LV Merlin SCADA Protocol Conversion Specifications Product: Merlin SCADA Protocol Conversion Hardware Models: Merlin Series 1.00 Revision: Approved Date: 16 September 2025 Overview This application note demonstrates how to…

westermo Merlin Series IoT 4G LTE Cellular Router Owner’s Manual

November 21, 2025

westermo Merlin Series IoT 4G LTE Cellular Router Overview This Security Hardening Guide describes the features and “know how” to introduce basic security configuration to Merlin series routers. IMPORTANT NOTE…

Westermo weos-v5-22 5-21 Operating System App Instructions

November 18, 2025

Westermo weos-v5-22 5-21 Operating System App Specifications New firmware image format: WeOS operates on a new firmware image format starting from version 5.22.2 Transition requirements: Transition from WeOS 5.21.2 to…

Westermo Viper-3520-PoE Series Managed Routing Switch User Guide

October 27, 2025

Viper 3520-PoE Series 20 port Ethernet M12 switches with Power over Ethernet General Information 1.1. Legal Information The contents of this document are provided “as is”. Except as required by…

westermo 5528 Series RedFox 9 Inch Rackmount Switch User Manual

October 22, 2025

westermo 5528 Series RedFox 9 Inch Rackmount Switch General Information Legal Information The contents of this document are provided “as is”. Except as required by applicable law, no warranties of…

Viper 3520-PoE-PPC User Guide

manual

User guide for the Westermo Viper 3520-PoE-PPC, a managed 20-port Ethernet M12 switch with Power over Ethernet, designed for railway rolling stock.

WeOS 5.28.0 Release Notes - Westermo Network Technologies

release notes

Official release notes for WeOS 5.28.0, covering new features, fixed issues, known limitations, and firmware upgrade instructions for Westermo industrial network devices.

Viper 3508-TBN Series Managed EN 50155 Backbone Routing Switch User Guide

manual

Comprehensive user guide for the Westermo Viper 3508-TBN Series managed EN 50155 backbone routing switches, covering installation, safety, technical specifications, and configuration.

Viper 3508 Series EN 50155 Managed Gigabit Routing Switch User Guide

manual

User guide for the Westermo Viper 3508 Series, an EN 50155 managed Gigabit routing switch. Includes installation, safety, compliance, and technical specifications.

Viper 3520-PoE Series User Guide

manual

Comprehensive user guide for the Westermo Viper 3520-PoE Series, covering installation, safety, specifications, and hardware configuration for industrial and railway Ethernet switches.

Westermo Viper 3520 Series User Guide

manual

User guide for the Westermo Viper 3520 Series 20-port Ethernet M12 switches, covering installation, safety, specifications, and configuration.

Viper 3512 Series User Guide

manual

Comprehensive installation and operation manual for the Westermo Viper 3512 Series 12-port Ethernet M12 switches, including safety, technical specifications, and configuration guidelines.

Westermo Merlin 3100 Series Industrial Cellular Router Datasheet

technical specification

Technical specifications and features of the Westermo Merlin 3100 Series industrial cellular router, supporting LTE Cat-4, 5G, and Cat-M connectivity for industrial applications.

Viper 3512-PoE-PPC User Guide

manual

Comprehensive user guide for the Westermo Viper 3512-PoE-PPC 12-port Ethernet M12 switch. Includes installation, safety, specifications, and hardware configuration details.

Westermo GRQ Software Release Notes for Merlin 1043/3100/3400 Series (GRQ-25.05.58.000)

release notes

Detailed release notes for Westermo GRQ software version 25.05.58.000, covering new features, security fixes, resolved issues, and deprecated features for the Merlin 1043, 3100, and 3400 series industrial network devices.

IbexOS Management Guide - Westermo Network Technologies AB

User Manual

Comprehensive management guide for Westermo's IbexOS firmware, covering installation, configuration, administration, troubleshooting, and advanced features for industrial wireless communication devices.

Westermo Ibex-RT-630 Series User Guide: EN 50155 LTE and WLAN Router

user guide

Comprehensive user guide for the Westermo Ibex-RT-630 Series, an EN 50155 certified LTE and WLAN router designed for demanding industrial and railway applications. Covers product details, hardware, installation, safety, and…

RedFox 5528 Series Industrial Routing Switches

User Guide

RedFox 5528 Series Industrial Routing Switches, RedFox 5528 Series, Industrial Routing Switches, Routing Switches, Switches

PS-260 DIN Rail Power Supply Unit

Datasheet

PS-260 DIN Rail Power Supply Unit, PS-260, DIN Rail Power Supply Unit, Rail Power Supply Unit, Power Supply Unit, Supply Unit, Unit

Viper 12A Series 12 Port Ethernet M12 Switches

User Manual

Viper 12A Series 12 Port Ethernet M12 Switches, Viper 12A Series, 12 Port Ethernet M12 Switches, Ethernet M12 Switches, M12 Switches, Switches

L106 Industrial Ethernet 6 Port Switch

User Guide

L106 Industrial Ethernet 6 Port Switch, L106, Industrial Ethernet 6 Port Switch, Ethernet 6 Port Switch, 6 Port Switch, Port Switch

L208 Industrial Ethernet 8 Port Device Server Switch

User Guide

L108, L208, L208 Industrial Ethernet 8 Port Device Server Switch, L208, Industrial Ethernet 8 Port Device Server Switch, Ethernet 8 Port Device Server Switch, Device Server Switch, Server Switch, Switch

Lynx 3510 PoE Lynx 3000 Series

User Guide

Lynx 3510 PoE Lynx 3000 Series, Lynx 3510 PoE, Lynx 3000 Series, 3000 Series

4100-22000 WeConfig Network Configuration Manager

User Guide

4100-22000 WeConfig Network Configuration Manager, 4100-22000, WeConfig Network Configuration Manager, Network Configuration Manager, Configuration Manager, Manager

Viper 12A-PoE Series 12 Port Ethernet M12 Switches with Power Over Ethernet

User Guide

Viper 12A-PoE Series 12 Port Ethernet M12 Switches with Power Over Ethernet, Viper 12A-PoE Series, 12 Port Ethernet M12 Switches with Power Over Ethernet, 12 Port Ethernet M12 Switches, Ethernet…

Viper-008 Unmanaged 8 Port Ethernet Switch

Instruction Manual

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Lynx L105-S1 Industrial Ethernet 5-Port Device Server Switch

User Guide

L105-S1, L205-S1, Lynx L105-S1 Industrial Ethernet 5-Port Device Server Switch, Lynx L105-S1, Industrial Ethernet 5-Port Device Server Switch, Ethernet 5-Port Device Server Switch, 5-Port Device Server Switch, Device Server Switch,…

RedFox 5528 Series Industrial Routing Switches

User Guide

RedFox 5528 Series Industrial Routing Switches, RedFox 5528 Series, RedFox 5528 Series Routing Switches, Industrial Routing Switches, Routing Switches, Industrial Switches, Switches

Release Notes WeOS 5.15.1

Instructions

Release Notes WeOS 5.15.1, Notes WeOS 5.15.1, WeOS 5.15.1, 5.15.1