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Eaton 5S 1000i vs Eaton Ellipse PRO 850 IEC

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

all judged against UPS units at a similar price

The Eaton 5S 1000i scores 7.0/10 overall, ahead of the Eaton Ellipse PRO 850 IEC at 6.7/10.

The Eaton 5S 1000i leads on runtime and battery.

They score the same on topology and waveform, NAS and server integration, capacity and UK outlets and build.

Eaton 5S 1000i

7.0/10verdict: buy

The Eaton 5S 1000i is a line-interactive UPS with four battery-backed outlets and four surge-only outlets. It suits buyers who want automatic shutdown over USB and batteries they can replace themselves. It doesn't suit anyone who needs network management cards or SNMP.

Typically about £309 in the UK when we researched itSearch Amazon UK (opens in a new tab, affiliate link)

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

Eaton Ellipse PRO 850 IEC

6.7/10verdict: buy

The Eaton Ellipse PRO 850 IEC suits anyone who wants to protect up to three devices from one spot and is happy with USB-only monitoring. It offers 510 W, a USB HID port with Eaton UPS Companion software and a user-replaceable battery. It is a poor fit for anyone who needs network-card management or long battery runtime.

Typically about £285.92 in the UK when we researched itSearch 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

CriterionWeightEaton 5S 1000iEaton Ellipse PRO 850 IEC
Topology and waveform25%6/106/10
NAS and server integration25%8/108/10
Capacity20%7/107/10
Runtime and battery15%7/105/10
UK outlets and build15%7/107/10
Overall7.0/106.7/10

Specifications

SpecEaton 5S 1000iEaton Ellipse PRO 850 IEC
Capacity (VA / W)1000 VA / 600 W850 VA / 510 W
TopologyLine-interactiveLine-interactive
Outlets8 IEC C13 outlets: 4 battery-backed with surge protection, 4 surge-only; C14 input3 x C13 outlets plus 1 C13 surge-only outlet
Runtime at half load14 min at 50% load; 2 min at full load9 min at half load
USB / network managementOne USB port (HID compliant), cable supplied; no network card, no SNMPUSB port (HID compliant) with Eaton UPS Companion software; no Ethernet or network card
BatteryTwo 12 V / 7 Ah sealed lead-acid, user replaceable12 V / 9 Ah VRLA sealed lead-acid, one battery, user replaceable

Strengths and weaknesses

Eaton 5S 1000i

  • + 1000 VA / 600 W rating with four battery-backed outlets
  • + HID-compliant USB port with cable supplied
  • + User-replaceable batteries, 2-year warranty including batteries
  • − No network card and no SNMP

Skip it if:

  • Buyers who need a network card or SNMP monitoring for several servers
  • Anyone who needs the output waveform confirmed before connecting sensitive equipment
  • People placing a UPS in a bedroom or quiet room who are sensitive to fan noise
Read the full Eaton 5S 1000i review ›

Eaton Ellipse PRO 850 IEC

  • + 510 W rating with 97% efficiency at maximum load
  • + HID-compliant USB with Eaton UPS Companion software
  • + User-replaceable battery and three-year warranty
  • − 9 minutes at half load is short
  • − No Ethernet port or network card
  • − Only three battery-backed outlets

Skip it if:

  • Buyers who need network-card or Ethernet-based UPS management
  • Anyone needing more than a few minutes of runtime at moderate load
  • Users with more than three devices that all need battery backup
Read the full Eaton Ellipse PRO 850 IEC review ›

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