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PowerWalker Basic VI 2200 STL vs SKE UPS Battery Backup 1500VA/900W -SK1500

Researched, not hands-on tested.How we review ›

all judged against UPS units at a similar price

The PowerWalker Basic VI 2200 STL scores 5.9/10 overall, ahead of the SKE UPS Battery Backup 1500VA/900W -SK1500 at 4.9/10.

The PowerWalker Basic VI 2200 STL leads on topology and waveform, NAS and server integration and UK outlets and build.

The SKE UPS Battery Backup 1500VA/900W -SK1500 leads on runtime and battery.

They score the same on capacity.

The biggest difference is NAS and server integration, where the PowerWalker Basic VI 2200 STL scores 7/10 to the SKE UPS Battery Backup 1500VA/900W -SK1500's 3/10.

PowerWalker Basic VI 2200 STL

PowerWalker Basic VI 2200 STL

5.9/10verdict: wait for deal

The PowerWalker Basic VI 2200 STL is a line-interactive UPS for people who want a high power rating for a small stack of network and storage gear. It suits a NAS, router and switch setup that needs USB-signalled shutdown more than long battery time. Buyers should check the exact model before ordering, because the research could not confirm the listing matches this model.

Typically about £188.85 in the UK when we researched itCheck price at Amazon UK (opens in a new tab, affiliate link)

Affiliate link. As an Amazon Associate I earn from qualifying purchases. Details

SKE UPS Battery Backup 1500VA/900W -SK1500

SKE UPS Battery Backup 1500VA/900W -SK1500

4.9/10verdict: skip

The SKE SK1500 is a 1500VA / 900W rated battery backup for buyers who want a lot of rated capacity and an LCD showing voltage and load. It suits someone protecting a small NAS, router and switch who will check the voltage and outlet details before buying. It is a weaker fit for anyone who needs confirmed USB shutdown signalling or a clearly stated pure sine output.

Typically about £140.99 in the UK when we researched itCheck price at Amazon UK (opens in a new tab, affiliate link)

Affiliate link. As an Amazon Associate I earn from qualifying purchases. Details

Scores, criterion by criterion

CriterionWeightPowerWalker Basic VI 2200 STLSKE UPS Battery Backup 1500VA/900W -SK1500
Topology and waveform25%5/104/10
NAS and server integration25%7/103/10
Capacity20%8/108/10
Runtime and battery15%4/107/10
UK outlets and build15%5/103/10
Overall5.9/104.9/10

Specifications

SpecPowerWalker Basic VI 2200 STLSKE UPS Battery Backup 1500VA/900W -SK1500
Capacity (VA / W)2200VA / 1320W1500VA / 900W rated
TopologyLine-interactivenot listed
Output waveformSimulated sine waveSimulated sine wave in battery mode (third-party, GP1500 related model)
OutletsType F, Type E or Type G (4)8 outlets per manufacturer product page (6 battery-backed plus surge, 2 surge-only, 3.0 column); 2.0 variant shows 4 battery-backed plus 4 surge-only; sources conflict
Runtime at half load3.9 minutes at half load40W = 3 hrs; 80W = 90 mins; 180W = 35 mins; 260W = 22 mins; 360W = 8 mins
USB / network managementUSB with HID supportLCD and alarm, plus UPS management software; no USB HID or network port named by manufacturer
Battery2 x 12V / 9Ah2 × 12V 9Ah lead-acid (24V, 9AH×2)

Strengths and weaknesses

PowerWalker Basic VI 2200 STL

  • + 1320W rating (2200VA at 0.60 power factor)
  • + USB with HID support listed
  • + Line-interactive topology
  • − Simulated sine wave output
  • − Only 3.9 minutes at half load
  • − Model identity unconfirmed on retailer listing

Skip it if:

  • Buyers whose equipment requires pure sine wave output
  • Anyone needing long battery runtime at half load
  • Buyers who need confirmed NAS compatibility or warranty detail before ordering
Read the full PowerWalker Basic VI 2200 STL review ›

SKE UPS Battery Backup 1500VA/900W -SK1500

  • + 900W rating leaves wide headroom over a 100-150W load
  • + Listed 90 minutes at 80W and 35 minutes at 180W
  • + LCD shows input and output voltage and load
  • − No USB HID or network port named by manufacturer
  • − Topology not stated; simulated sine wave in battery mode
  • − Input voltage and outlet details conflict between sources

Skip it if:

  • Buyers who need confirmed USB HID support for automatic NAS or server shutdown
  • Buyers who want a stated pure sine or online double-conversion output
  • Buyers who can't confirm the 230V input and UK socket type before purchase
Read the full SKE UPS Battery Backup 1500VA/900W -SK1500 review ›

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