Eaton UPS, ENERGY STAR certified
Eaton S3M80K
80 kVA / 80 kW double conversion UPS.
Capacity
80 kVA
80 kW real power
Topology
Double Conversion
Efficiency
95.8%
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 80 kVA and 80 kW, so the equipment plugged into its battery outlets should draw no more than about 64 kW if you want the usual 20% headroom. How to size a UPS.
Its weighted efficiency of 95.8% compares with a median of 96.2% across 29 certified units within 25% of its capacity.
- Maker
- Eaton
- Model
- S3M80K
- Apparent power rating
- 80 kVA
- Real power rating
- 80 kW
- Power factor
- 1.00
- Topology
- Double Conversion
- Intended use
- Consumer, Commercial, Data Center
- Weighted efficiency
- 95.8%
- Efficiency at 25 / 50 / 75 / 100% load
- 96.1% / 96.1% / 95.0% / 93.7%
- Rack mountable
- No
- Rated input voltage
- 208-220 V
- Rated output voltage
- 208-220 V
- Connections
- Serial Port,Other,Ethernet,USB Port
- Size (H x W x D)
- 1600 x 600 x 850 mm
- Maker take-back program
- No
- On the market since
- Jun 2021
- ENERGY STAR certified
- 27 Jan 2026
Source: ENERGY STAR certified uninterruptible power supplies dataset, US EPA, record 4577048, data build 2026-09-29. Figures are as the maker certified them. How we use this data.
Other makers
Machines comparable to the S3M80K
Certified UPS units from other makers within 25% of its VA rating.
| Model | Capacity | Topology | Efficiency | Runtime @ 50% |
|---|---|---|---|---|
| Liebert eXM 0080kTK16FN01000 | 80 kVA / 80 kW | Multi-Mode Double Conversion | 95.8% | 10 min |
| Vertiv eXM 0080kTK16FN01000 | 80 kVA / 80 kW | Multi-Mode Double Conversion | 95.8% | 10 min |
| Schneider Electric Galaxy VS UPS 100kW 480V | 80 kVA / 80 kW | Multi-Mode Double Conversion | 96.2% | 5 min |
| Schneider Electric GVSUPS100K0B5GS | 80 kVA / 80 kW | Multi-Mode Double Conversion | 96.2% | - |
| Schneider Electric GVSUPS80K0B5GS | 80 kVA / 80 kW | Multi-Mode Double Conversion | 96.2% | - |
| Schneider Electric Galaxy VS UPS 80kW 480V | 80 kVA / 80 kW | Multi-Mode Double Conversion | 96.2% | 7 min |
Eaton
More Eaton UPS battery backups
| Model | Capacity | Topology | Efficiency | Runtime @ 50% |
|---|---|---|---|---|
| 5P1000RT2UG2-L | 1,000 VA / 920 W | Line Interactive | 98.6% | 18 min |
| 5P1150IRT2UG2-L | 1,150 VA / 920 W | Line Interactive | 98.5% | 18 min |
| 5P1550IRT2UG2-L | 1,550 VA / 1,350 W | Line Interactive | 98.9% | 12 min |
| 5P1550RT2UG2-L | 1,440 VA / 1,350 W | Line Interactive | 98.7% | 12 min |
| 5P550RG2-L | 550 VA / 495 W | Line Interactive | 98.5% | 18 min |
| 5P650IRG2-L | 650 VA / 520 W | Line Interactive | 98.4% | 16 min |
| 5PX1000IRT2UG2 | 1,000 VA / 1,000 W | Line Interactive | 98.5% | 17 min |
| 5PX1000RTG2 | 1,000 VA / 1,000 W | Line Interactive | 98.5% | 16 min |