The page you're viewing is for English (EMEA) region.

STAY IN MY REGION
Partners
Investors
Contact
Products & Services
Critical Power Uninterruptible Power Supplies (UPS) DC Power Systems Power Distribution Static Transfer Switches Switchgear and Switchboard Busway and Busduct Battery Energy Storage System (BESS)
Thermal Management Liquid Cooling Solutions Enclosure Cooling Room Cooling In-Row Cooling Rack Cooling Evaporative Free Cooling Free Cooling Chillers Heat Rejection Thermal Control and Monitoring
Racks & Enclosures Integrated Solutions Racks & Containment Outdoor Enclosures
Monitoring & Management Digital Infrastructure Solutions Embedded Device Management Serial Console IP KVM Switches High Performance KVM LCD Tray Desktop KVM and KM Secure KVM Software Monitoring
Services Project Services UPS & Battery Services Digital Services Thermal Services DC Power Services Software Switchgear and Busway Services Liquid Cooling Services
Tools and Product Registration
Vertiv Modular Designer Use the rPDU Finder Compare UPS Products
Consultants Corner Compare IT Management Products Compare Racks Products
Product Registration Download the Vertiv™ XR App Download the Vertiv™ Virtual Showroom App
Virtually Test Cooling Systems in our Labs’ Digital Twins
Solutions
AI and High Performance Computing AI-ready Data Centers High Density Cooling Vertiv™ 360AI
Applications
Home Office Small/Medium Business Enterprise Education Government Healthcare Manufacturing Railway Retail Telecom Automotive
Offerings Chilled Water Solutions Dynamic Power Prefabricated Modular Solutions Micro Data Center/Room Edge Data Center Core Data Center & Critical Facilities Colocation & Cloud Cable Landing Stations Vertiv Integrated Solutions
Learn About Liquid Cooling Options for Data Centers Battery Energy Storage System Keep critical support equipment for IT systems under control with Vertiv™ Environet™ Alert Transitioning to 5G Lithium-ion Technologies UPS Types What is a Rack PDU The Edge Revolution
Customer Case Studies Condition-Based Maintenance services: Data-driven maintenance model
Vertiv Guides
AI Hub Guide to Data Center Sustainability
Guide to 5G Technology Guide to Edge Computing
Guide to Mission-Critical Facility Services
Support
Self-Help Tools Product Documentation Software/Firmware Updates Warranty Information Quality Policy & Certifications Information and Product Security Report a Security Concern
Register Your Product Tools & Applications Discontinued Products Frequently Asked Questions Open Source Software Information
Submit a Support Request General Inquiry/Issue Resolution Hardware Software Returns (RMA)
Support for Vertiv Brands
Avocent Maintenance Program Overview Avocent Support Contacts Busway and Busduct BIM Library
About
How To Buy
Vertiv Sales Support

Working with our Vertiv Sales team enables complex designs to be configured to your unique needs. If you are an organization seeking technical guidance on a large project, Vertiv can provide the support you require.

Learn More

Vertiv Reseller Partners

Many customers work with a Vertiv reseller partner to buy Vertiv products for their IT applications. Partners have extensive training and experience, and are uniquely positioned to specify, sell and support entire IT and infrastructure solutions with Vertiv products.

Find a Reseller

Vertiv Online Resellers

Already know what you need? Want the convenience of online purchase and shipping? Certain categories of Vertiv products can be purchased through an online reseller.


Find an Online Reseller

Not Sure What You Need?

Need help choosing a product? Speak with a highly qualified Vertiv Specialist who will help guide you to the solution that is right for you.



Contact a Vertiv Specialist

The page you're viewing is for English (EMEA) region.

STAY IN MY REGION

Discontinued

Product

Liebert® AC8 Controller

Auto-changeover controllers are ideal for coordinated control of systems with redundant data center infrastructure equipment, such as multiple environmental units or pumps. When the controller detects an alarm in an operating device, a standby device is enabled and the device in alarm is either disabled or left operating as configured.

Get Manual

Find Your Area Contact

Products Support Contacts

Showing contacts for Ohio, 43215, USA Change
Vertiv (Liebert Services)
+1 800 543 2378
610 Executive Campus Drive Westerville Ohio 43082 USA
Product areas of focus: Uninterruptible Power Supplies (UPS), Power Distribution, Thermal Management, Integrated Solutions, Racks and Containment
Vertiv Academy – Thermal Management Training
+1 844 841 2665
530 Westar Blvd Westerville Ohio 43082 USA
Product areas of focus: Thermal Management
PRODUCTS & SERVICES
Overview
Critical Power
Overview Uninterruptible Power Supplies (UPS) DC Power Systems Power Distribution Static Transfer Switches Switchgear and Switchboard Busway and Busduct Battery Energy Storage System (BESS)
Thermal Management
Overview Liquid Cooling Solutions Enclosure Cooling Room Cooling In-Row Cooling Rack Cooling Evaporative Free Cooling Free Cooling Chillers Heat Rejection Thermal Control and Monitoring
Racks & Enclosures
Overview Integrated Solutions Racks & Containment Outdoor Enclosures
Monitoring & Management
Overview Digital Infrastructure Solutions Embedded Device Management Serial Console IP KVM Switches High Performance KVM LCD Tray Desktop KVM and KM Secure KVM Software Monitoring
Services
Overview Project Services UPS & Battery Services Digital Services Thermal Services DC Power Services Software Switchgear and Busway Services Liquid Cooling Services
Tools and Product Registration
Vertiv Modular Designer Use the rPDU Finder Compare UPS Products Consultants Corner Compare IT Management Products Compare Racks Products Product Registration Download the Vertiv™ XR App Download the Vertiv™ Virtual Showroom App Virtually Test Cooling Systems in our Labs’ Digital Twins
SOLUTIONS
Overview
AI and High Performance Computing
Overview AI-ready Data Centers High Density Cooling Vertiv™ 360AI
Applications
Home Office Small/Medium Business Enterprise Education Government Healthcare Manufacturing Railway Retail Telecom Automotive
Offerings
Overview Chilled Water Solutions Dynamic Power Prefabricated Modular Solutions Micro Data Center/Room Edge Data Center Core Data Center & Critical Facilities Colocation & Cloud Cable Landing Stations Vertiv Integrated Solutions
Learn About
Overview Liquid Cooling Options for Data Centers Battery Energy Storage System Keep critical support equipment for IT systems under control with Vertiv™ Environet™ Alert Transitioning to 5G Lithium-ion Technologies UPS Types What is a Rack PDU The Edge Revolution Customer Case Studies Condition-Based Maintenance services: Data-driven maintenance model
Vertiv Guides
AI Hub Guide to Data Center Sustainability Guide to 5G Technology Guide to Edge Computing Guide to Mission-Critical Facility Services
SUPPORT
Overview
Self-Help Tools
Overview Product Documentation Software/Firmware Updates Warranty Information Quality Policy & Certifications Information and Product Security Report a Security Concern Register Your Product Tools & Applications Discontinued Products Frequently Asked Questions Open Source Software Information
Submit a Support Request
Overview General Inquiry/Issue Resolution Hardware Software Returns (RMA)
Support for Vertiv Brands
Avocent Maintenance Program Overview Avocent Support Contacts Busway and Busduct BIM Library
ABOUT
Overview
About Vertiv
Overview Executives Fact Sheet Fact Sheet Ethics & Compliance Responsible Business Sustainability Spotlight Awards and Recognition Become a Supplier Connect With Us
News & Insights
Overview News Releases Vertiv Blog Analyst Reports In the News Events Media & Analyst Contacts Webcasts Podcasts
Careers
Overview View All Jobs Innovative People Engineering Jobs
Trusted names
Overview Alber™ Avocent® Energy Labs Geist™ Liebert® NetSure™
PARTNERS
Overview
Partner Portal
Overview Partner Login Apply Now Find an IT Distributor Service Partner Programs
INVESTORS
CONTACT
Partner Login

Language & Location