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UPS battery backupsENERGY STAR certified

W Box 0E-1000V9RD

1,000 VA / 600 W line interactive UPS.

Capacity

1,000 VA

600 W real power

Topology

Line Interactive

Efficiency

98.6%

weighted, as tested

Runtime @ 50%

9 min

2 min at full load

A UPS has two ratings and the lower one is the limit. This unit is rated 1,000 VA and 600 W, so the equipment plugged into its battery outlets should draw no more than about 480 W if you want the usual 20% headroom. How to size a UPS.

Its weighted efficiency of 98.6% compares with a median of 98.6% across 177 certified units within 25% of its capacity. With nothing plugged in it still draws 3.9 W, about $4.44 a year at 13¢/kWh just to stand ready.

Maker
W Box
Model
0E-1000V9RD
Apparent power rating
1,000 VA
Real power rating
600 W
Power factor
0.60
Topology
Line Interactive
Intended use
Consumer
Battery
Valve Regulated Lead-acid Battery
Runtime at 50% load
9 min
Runtime at 100% load
2 min
Battery warranty
3 yr
Weighted efficiency
98.6%
Efficiency at 25 / 50 / 75 / 100% load
97.3% / 98.3% / 98.7% / 98.7%
Input power at no load
3.9 W
Rack mountable
No
Rated input voltage
120 V
Rated output voltage
120 V
Connections
USB Port
Size (H x W x D)
229 x 99 x 259 mm
Maker take-back program
Yes
On the market since
Dec 2018
ENERGY STAR certified
15 Aug 2023

Source: ENERGY STAR certified uninterruptible power supplies dataset, US EPA, record 2338114, data build 2026-09-29. Figures are as the maker certified them. How we use this data.

Other makers

Machines comparable to the 0E-1000V9RD

Certified UPS units from other makers within 25% of its VA rating.

ModelCapacityTopologyEfficiencyRuntime @ 50%
Delta RT-1K1,000 VA / 900 WDouble Conversion90.2%12 min
CyberPower OL1000RT JP1,000 VA / 900 WDouble Conversion91.1%20 min
CyberPower OL1000RTN JP1,000 VA / 900 WDouble Conversion91.1%20 min
CyberPower OL1000RTXL2U1,000 VA / 900 WDouble Conversion91.1%20 min
CyberPower OL1000RTXL2UN1,000 VA / 900 WDouble Conversion91.1%20 min
CyberPower OL1000RTXL2UNTAA1,000 VA / 900 WDouble Conversion91.1%20 min

W Box

More W Box UPS battery backups

ModelCapacityTopologyEfficiencyRuntime @ 50%
0E-1000VASNM1,500 VA / 900 WLine Interactive99.3%11 min
0E-1500V10RD1,500 VA / 900 WLine Interactive98.6%12 min
0E-1500VASNM1,500 VA / 900 WLine Interactive98.9%18 min
0E-350V6350 VA / 255 WPassive Standby97.9%8 min
0E-825V12VRD825 VA / 480 WLine Interactive98.6%10 min
0E-850V8LCD850 VA / 510 WPassive Standby98.5%6 min
0E-RCKMT10001,000 VA / 700 WLine Interactive98.8%17 min
0E-RCKMT15001,500 VA / 1,050 WLine Interactive98.9%16 min

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