Vertiv Vertiv Liebert PSI5 Lithium-Ion UPS 1500VA/1350W 120V Line Interactive AVR Vertiv Liebert PSI5 Lithium-Ion UPS 1500VA/1350W 120V Line Interactive AVR - 2U Rack/Tower | Remote Management Capable | With Programmable Outlets | 5-Year Advanced Replacement Warranty Mfr... $1,780.00 $2,225.00 Quick view add to cart