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UPS battery backupsENERGY STAR certified

Vertiv PST5-350MT120

350 VA / 200 W passive standby UPS.

Capacity

350 VA

200 W real power

Topology

Passive Standby

Efficiency

97.6%

weighted, as tested

Runtime @ 50%

11 min

4 min at full load

A UPS has two ratings and the lower one is the limit. This unit is rated 350 VA and 200 W, so the equipment plugged into its battery outlets should draw no more than about 160 W if you want the usual 20% headroom. How to size a UPS.

Its weighted efficiency of 97.6% compares with a median of 97.9% across 16 certified units within 25% of its capacity.

Maker
Vertiv
Model
PST5-350MT120
Apparent power rating
350 VA
Real power rating
200 W
Power factor
0.57
Topology
Passive Standby
Intended use
Consumer, Commercial, Data Center
Battery
Valve Regulated Lead-acid Battery
Runtime at 50% load
11 min
Runtime at 100% load
4 min
Battery warranty
1 yr
Weighted efficiency
97.6%
Efficiency at 25 / 50 / 75 / 100% load
95.7% / 97.7% / 98.2% / 98.5%
Outlets
8 (4 battery + surge, 4 surge only)
Rack mountable
No
Rated input voltage
120 V
Rated output voltage
120 V
Connections
USB Port
Size (H x W x D)
97 x 158 x 305 mm
Maker take-back program
No
On the market since
May 2019
ENERGY STAR certified
3 Apr 2019

Certified under the same record

The maker lists these as the same machine or a variant of it: PST5-350MT120TAA.

Source: ENERGY STAR certified uninterruptible power supplies dataset, US EPA, record 2336062, data build 2026-09-29. Figures are as the maker certified them. How we use this data.

Other makers

Machines comparable to the PST5-350MT120

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

ModelCapacityTopologyEfficiencyRuntime @ 50%
CyberPower CP350COM350 VA / 255 WPassive Standby97.9%8 min
CyberPower CP350SLG350 VA / 255 WPassive Standby97.9%8 min
Tripp Lite AG-0306350 VA / 210 WPassive Standby98.7%7 min
APC Back-UPS 350350 VA / 210 WPassive Standby98.0%20 min
APC Back-UPS 350VA X545 120V350 VA / 210 WPassive Standby98.0%20 min
W Box 0E-350V6350 VA / 255 WPassive Standby97.9%8 min

Vertiv

More Vertiv UPS battery backups

ModelCapacityTopologyEfficiencyRuntime @ 50%
10B14763GG103450 kVA / 405 kWMulti-Mode Double Conversion97.2%30 min
10B14789GF103825 kVA / 743 kWMulti-Mode Double Conversion97.7%30 min
47SA040A[0|1|2|3][C|Y][0|F|H|M|G|L][0|1]10 kVA / 10 kWMulti-Mode Double Conversion94.2%34 min
47SA100A[0|1|2|3][C|Y][0|F|H|M|G|L][0|1]60 kVA / 60 kWMulti-Mode Double Conversion95.8%10 min
47SA120A[0|1|2|3][C|Y][0|F|H|M|G|L][0|1]120 kVA / 120 kWMulti-Mode Double Conversion95.6%10 min
51SA030QAA30 kVA / 30 kWMulti-Mode Double Conversion96.3%10 min
51SA030QBA30 kVA / 30 kWMulti-Mode Double Conversion95.2%10 min
51SA050BAA50 kVA / 50 kWMulti-Mode Double Conversion96.4%10 min

All Vertiv UPS battery backups