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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.

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Discontinued

Product Model

Liebert STS2-PDU 400 Amp

The Liebert STS2-PDU from Vertiv is making it easier to protect your critical equipment by giving your single cord loads the reliability of dual cord power or by providing added redundancy to your dual cord devices. With a single, space-saving unit, the Liebert STS2-PDU static transfer switch/power distribution unit provides power distribution and automatic switching between two different AC power sources.

Frequently Asked Questions

There are many ways to design a power backup and distribution system. Please reference our white paper on Emerging Power Architectures in the Reports section on this web page or consult your local sales office for suggestions on how best to leverage and compare your existing equipment, power system goals and our capabilities.
There are many custom solutions available for our products. Please contact your local sales office for more information.
OSHA defines safety procedures for energized equipment. You may also have local codes or standards to follow. Beware of competitors who state without details that it is okay to work on energized equipment.
PRODUCTS & SERVICES
Overview
Critical Power
Overview Uninterruptible Power Supplies (UPS) Energy Storage System DC Power Systems Power Distribution Static Transfer Switches Switchgear and Switchboard Busway and Busduct
Thermal Management
Overview Liquid Cooling Solutions Heat Rejection Outdoor Packaged Systems Room Cooling In-Row Cooling Rack Cooling Free Cooling Chillers Evaporative Free Cooling Thermal Control and Monitoring Custom Thermal
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 Liquid Cooling Services Thermal Services Rack PDU Services DC Power Services Electrical Reliability Services Electrical Safety & Compliance Service Training
Tools & Product Registration
AI Reference Design Selector UPS Selector Use the rPDU Finder Calculate Cooling Economization Compare Rack Products Compare IT Management Products Consultants Corner Download the Vertiv™ XR App Download the Vertiv™ Virtual Showroom App Vertiv Trade-In Program How to Buy Product Registration Virtually Test Cooling Systems in our Labs’ Digital Twins Download BIM files Vertiv Web Interface Demonstrations Vertiv Modular Designer
SOLUTIONS
Overview
Artificial Intelligence
Overview AI Hub Vertiv™ 360AI
Industries
Colocation data centers Hyperscale and cloud Finance Healthcare Manufacturing Logistics Education Retail Federal Telecom
Offerings
Chilled Water Solutions Bring Your Own Power & Cooling Prefabricated Modular Solutions Edge Data Center
Learn About
Overview Data Center Liquid Cooling Battery Energy Storage System Hydrogen Fuel Cells Vertiv Continuing Education (CE) Program
Vertiv Guides
AI Hub Data Center Sustainability Edge Computing 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 Download BIM files Vertiv Modular Designer
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
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