Modular UPS Comparison | Runtime and Footprint
The Xtreme Power X90-2S and the Vertiv Liebert EXM UPS are modular three-phase UPS systems evaluated at 100kW.
Download Full Comparison (PDF)
Download X90-2S vs Vertiv EXM Comparison PDF
Key Differences at 100kW
| Feature | Xtreme Power X90-2S | Vertiv EXM | Engineering Impact |
| Runtime | 6 min | 4 min | More runtime |
| Architecture | Single cabinet | UPS plus battery cabinet | Simpler design |
| Footprint | 6.9 sq ft | 13.8 sq ft | Smaller footprint |
| Maintenance Bypass | Internal standard | Optional | Included |
| Battery Service | Modular front access | String based | Faster service |
| Warranty | 2 years | 1 year | Longer coverage |
Architecture Comparison
X90-2S integrates batteries and bypass. EXM requires external battery cabinets.
Summary
X90-2S provides higher runtime density and reduced footprint compared to EXM at 100kW.
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