.UPS Systems


J & M Schaefer is proud to represent Emerson Network Power with the complete line of Liebert UPS Systems. Our team of engineers, electricians, and technicians can provide complete turnkey UPS System installations. The uninterruptible power supply (UPS) is the linchpin of the critical energy system, providing battery backup and power conditioning that increases availability and system performance.


Home and Office, 350VA to 1000VA

-One-to-one power protection is available with Liebert off-line and line-interactive UPS systems suitable for home and small office applications. These systems provide surge suppression, as well as sufficient battery back-up to save work in the event of a power outage.


Large Facilities, 40kVA to 1000+kVA

- Liebert offers UPS and backup power to protect large data centers, as well as facility-wide protection for sensitive electronics. Redundant configurations and dual bus capabilities ensure continuous operation for critical systems.


Network and Rack, 500VA to 120+kVA

-Emerson Network Power offers a range of UPS systems with the reliability, features, and flexibility required by networks and electronics in rack environments.