The Vertiv™ Liebert® EXL S1 is a monolithic, transformer-free UPS that features industry-leading footprint and power per square foot. With high operating efficiency, robust electrical protection and intelligent paralleling, this UPS provides optimized performance at partial load to achieve superior cost savings. It is available in single module and distributed bypass configurations. It is also compatible with Lithium-Ion battery systems. It has a safe capacity testing mode that allows UPS load and battery discharge testing without an external load bank.
- SPACE-SAVING DESIGN: Small footprint and high energy density allow optimal space.
- MAXIMIZE ACTIVE POWER CAPACITY: Get more usable power at Unity power factor (1.0 PF).
- REDUCE OPERATING EXPENSES: With high efficiency, this UPS reduces operating expenses and lowers Total Cost of Ownership (TCO).
- EASY TO SERVICE AND INSTALL: Easy, top and front access to key components; no need to go into bypass or shutdown power to access.
- SAFE CAPACITY MODE: Liebert EXL S1 safe capacity mode provides UPS load and battery discharge testing without an external load bank.
- COMPACT SIZE: Smallest footprint among all competitors at this kVA size.
- 3 MODES OF OPPERATING EFFICIENCY: Double Conversion (97%), Dynamic Online (99%) and ECO Mode (>99%).
- ADVANCED TOUCHSCREEN CONTROL PANEL: Customer can configure data and views.
- 2014 NEC COMPLIANCE: High Impedance DC Ground Fault detection for 2014 NEC compliance.
- FLEXIBLE CONFIGURATIONS: Dual asynchronous source/dual input capable.







