Modular UPS Comparison | Runtime and Scalability
The Xtreme Power X90-2S and the Vertiv Liebert APM2 UPS are modular UPS platforms evaluated at 100kW.
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Download X90-2S vs Vertiv APM2 Comparison PDF
Key Differences at 100kW
| Feature | Xtreme Power X90-2S | Vertiv APM2 | Engineering Impact |
| Internal Runtime | 6 min | 1–2 min | Significant advantage |
| Runtime w Cabinet | 15–18 min | 8–10 min | Higher density |
| Capacity Range | Up to 140 kW | Up to 120 kW | More headroom |
| Maintenance Bypass | Standard | Optional | Included |
| Footprint | Similar | Similar | Higher performance density |
| Warranty | 2 years | 1 year | Longer coverage |
Runtime Advantage
X90-2S provides significantly more runtime both internally and with external battery expansion.
Summary
At 100kW, X90-2S delivers higher runtime density and integrated system advantages compared to APM2.
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