Our Liebert EXL S1 UPS is a monolithic powerhouse, boasting a transformer-free design and full IGBT three-level topology. This ensures first-class load protection for your critical systems. It's engineered to deliver extraordinary features and maintain seamless power, keeping your operations running smoothly. Get ready for top-tier performance and unwavering reliability.

                  
                                          
                        
Power Capacity
                        
300-1250 kW
                      
                                          
                        
Design
                        
Transformer-free
                      
                                          
                        
Topology
                        
Full IGBT Three-Level
                      
                                          
                        
Input Voltage Range
                        
480V AC
                      
                                          
                        
Output Voltage
                        
480V AC
                      
                                          
                        
Efficiency
                        
Up to 97% (double conversion)
                      
                                          
                        
Battery Type
                        
VRLA or Lithium-ion compatible
                      
                                          
                        
Monitoring
                        
Integrated monitoring and management capabilities
                      
                                          
                        
Cooling
                        
Air-cooled
                      
                                          
                        
Certifications
                        
UL, CE, IEC