UPS battery backupsENERGY STAR certified
Mitsubishi 9900Aegis Series
225 kVA / 202.5 kW double conversion UPS.
Capacity
225 kVA
202.5 kW real power
Topology
Double Conversion
Efficiency
96.5%
weighted, as tested
Runtime @ 50%
-
not reported by the maker
A UPS has two ratings and the lower one is the limit. This unit is rated 225 kVA and 202.5 kW, so the equipment plugged into its battery outlets should draw no more than about 162 kW if you want the usual 20% headroom. How to size a UPS.
Its weighted efficiency of 96.5% compares with a median of 96.9% across 21 certified units within 25% of its capacity. With nothing plugged in it still draws 1,795.0 W, about $2,044 a year at 13¢/kWh just to stand ready.
- Maker
- Mitsubishi
- Model
- 9900Aegis Series
- Apparent power rating
- 225 kVA
- Real power rating
- 202.5 kW
- Power factor
- 0.90
- Topology
- Double Conversion
- Intended use
- Data Center
- Battery
- Valve Regulated Lead-acid Battery
- Battery warranty
- 4 yr
- Weighted efficiency
- 96.5%
- Efficiency at 25 / 50 / 75 / 100% load
- 95.9% / 96.8% / 96.6% / 96.6%
- Input power at no load
- 1,795.0 W
- Rack mountable
- No
- Rated input voltage
- 384-552 V
- Rated output voltage
- 432-528 V
- Connections
- Serial Port
- Size (H x W x D)
- 222 x 108 x 102 mm
- Maker take-back program
- No
- On the market since
- Apr 2016
- ENERGY STAR certified
- 17 May 2016
Certified under the same record
The maker lists these as the same machine or a variant of it: Mitsubishi Model Type UP9933A-E234DU-4.
Source: ENERGY STAR certified uninterruptible power supplies dataset, US EPA, record 2337801, data build 2026-09-29. Figures are as the maker certified them. How we use this data.
Other makers
Machines comparable to the 9900Aegis Series
Certified UPS units from other makers within 25% of its VA rating.
| Model | Capacity | Topology | Efficiency | Runtime @ 50% |
|---|---|---|---|---|
| Schneider Electric Galaxy VM 225 kVA UPS Parallel 480-480 V, 65kAIC | 225 kVA / 202.5 kW | Double Conversion | 97.0% | - |
| Schneider Electric GVMRB225KG65S | 225 kVA / 202.5 kW | Double Conversion | 97.0% | - |
| Schneider Electric Galaxy VM 225 kVA UPS Single 480-480 V, 65kAIC, | 225 kVA / 202.5 kW | Double Conversion | 97.0% | - |
| Liebert 51SA250NAA | 250 kVA / 250 kW | Multi-Mode Double Conversion | 96.6% | 10 min |
| Vertiv 51SA250NAA | 250 kVA / 250 kW | Multi-Mode Double Conversion | 96.6% | 10 min |
| Liebert 51SA200LAA | 200 kVA / 200 kW | Multi-Mode Double Conversion | 96.5% | 10 min |
Mitsubishi
More Mitsubishi UPS battery backups
| Model | Capacity | Topology | Efficiency | Runtime @ 50% |
|---|---|---|---|---|
| SUMMIT SERIES | 750 kVA / 750 kW | Double Conversion | 98.0% | - |