Amazon Basics UPS, ENERGY STAR certified
Amazon Basics ABST800
800 VA / 450 W line interactive UPS.
Capacity
800 VA
450 W real power
Topology
Line Interactive
Efficiency
98.8%
weighted, as tested
Runtime @ 50%
14 min
2 min at full load
A UPS has two ratings and the lower one is the limit. This unit is rated 800 VA and 450 W, so the equipment plugged into its battery outlets should draw no more than about 360 W if you want the usual 20% headroom. How to size a UPS.
Its weighted efficiency of 98.8% compares with a median of 98.6% across 196 certified units within 25% of its capacity. With nothing plugged in it still draws 2.8 W, about $3.18 a year at 13¢/kWh just to stand ready.
- Maker
- Amazon Basics
- Model
- ABST800
- Apparent power rating
- 800 VA
- Real power rating
- 450 W
- Power factor
- 0.56
- Topology
- Line Interactive
- Intended use
- Consumer, Commercial
- Battery
- Valve Regulated Lead-acid Battery
- Runtime at 50% load
- 14 min
- Runtime at 100% load
- 2 min
- Battery warranty
- 1 yr
- Weighted efficiency
- 98.8%
- Efficiency at 25 / 50 / 75 / 100% load
- 97.9% / 98.9% / 99.1% / 99.1%
- Input power at no load
- 2.8 W
- Rack mountable
- No
- Rated input voltage
- 120 V
- Rated output voltage
- 120 V
- Connections
- USB Port
- Size (H x W x D)
- 80 x 178 x 310 mm
- Maker take-back program
- Yes
- On the market since
- Dec 2018
- ENERGY STAR certified
- 16 Sep 2019
Source: ENERGY STAR certified uninterruptible power supplies dataset, US EPA, record 2349383, data build 2026-09-29. Figures are as the maker certified them. How we use this data.
Other makers
Machines comparable to the ABST800
Certified UPS units from other makers within 25% of its VA rating.
| Model | Capacity | Topology | Efficiency | Runtime @ 50% |
|---|---|---|---|---|
| Vertiv PSI5-800RT120 | 800 VA / 720 W | Line Interactive | 98.4% | 15 min |
| Tripp Lite AGOM6032 | 800 VA / 475 W | Line Interactive | 99.0% | 11 min |
| Tripp Lite AG-06BA | 800 VA / 475 W | Line Interactive | 98.8% | 16 min |
| Vertiv PSI5-800SRT2ULI | 800 VA / 720 W | Line Interactive | 98.8% | 16 min |
| Vertiv PSA6E-800LVT | 800 VA / 450 W | Line Interactive | 98.7% | 8 min |
| W Box 0E-825V12VRD | 825 VA / 480 W | Line Interactive | 98.6% | 10 min |
Amazon Basics
More Amazon Basics UPS battery backups
| Model | Capacity | Topology | Efficiency | Runtime @ 50% |
|---|---|---|---|---|
| ABMT1000 | 1,000 VA / 600 W | Line Interactive | 98.6% | 9 min |
| ABMT1500 | 1,500 VA / 900 W | Line Interactive | 98.6% | 12 min |
| ABMT1500a | 1,500 VA / 900 W | Line Interactive | 98.8% | 11 min |
| ABST400 | 400 VA / 255 W | Line Interactive | 98.3% | 7 min |
| ABST600 | 600 VA / 360 W | Line Interactive | 98.9% | 9 min |
| ABST800 | 800 VA / 450 W | Passive Standby | 98.5% | 12 min |
| S175UC | 850 VA / 510 W | Line Interactive | 98.7% | 9 min |