Product comparison · 2 uninterruptible power supplies (upss)

APC SURT1000RMXLI uninterruptible power supply (UPS) Double-conversion (Online) 1 kVA vs Ewent EW3942 uninterruptible power supply (UPS) 1 kVA

18specifications compared
9differ
9identical
39known for one product only

Key differences

Output power
- SURT1000RMXLI uninterruptible power supply (UPS) Double-conversion (Online) 1 kVA:700 W
- EW3942 uninterruptible power supply (UPS) 1 kVA:510 W
Input frequency
- SURT1000RMXLI uninterruptible power supply (UPS) Double-conversion (Online) 1 kVA:45/65 Hz
- EW3942 uninterruptible power supply (UPS) 1 kVA:60 Hz
AC outlets quantity
- SURT1000RMXLI uninterruptible power supply (UPS) Double-conversion (Online) 1 kVA:6 AC outlet(s)
- EW3942 uninterruptible power supply (UPS) 1 kVA:2 AC outlet(s)
Form factor
- SURT1000RMXLI uninterruptible power supply (UPS) Double-conversion (Online) 1 kVA:Rackmount
- EW3942 uninterruptible power supply (UPS) 1 kVA:Tower
Width
- SURT1000RMXLI uninterruptible power supply (UPS) Double-conversion (Online) 1 kVA:432 mm
- EW3942 uninterruptible power supply (UPS) 1 kVA:95 mm
Depth
- SURT1000RMXLI uninterruptible power supply (UPS) Double-conversion (Online) 1 kVA:483 mm
- EW3942 uninterruptible power supply (UPS) 1 kVA:340 mm
Height
- SURT1000RMXLI uninterruptible power supply (UPS) Double-conversion (Online) 1 kVA:85 mm
- EW3942 uninterruptible power supply (UPS) 1 kVA:165 mm
Weight
- SURT1000RMXLI uninterruptible power supply (UPS) Double-conversion (Online) 1 kVA:23 kg
- EW3942 uninterruptible power supply (UPS) 1 kVA:4.6 kg

Side by side

Differences highlightedShow differences only

Comparison of SURT1000RMXLI, EW3942
57 specifications	A APC SURT1000RMXLI uninterruptible power supply (UPS) Double-conversion (Online) 1 kVA Model SURT1000RMXLI View product	B Ewent EW3942 uninterruptible power supply (UPS) 1 kVA Model EW3942 View product
Features3 differ
UPS topologyKnown for one	Double-conversion (Online)	Unknown — not stated by the source
Output power capacity	1 kVA	1 kVA
Output powerDiffers	700 W	510 W
Waveform	Sine	Sine
Input operation voltage (min)Known for one	100 V	Unknown — not stated by the source
Input operation voltage (max)Known for one	280 V	Unknown — not stated by the source
Input frequencyDiffers	45/65 Hz	60 Hz
Output operation voltage (min)Known for one	220 V	Unknown — not stated by the source
Output operation voltage (max)Known for one	240 V	Unknown — not stated by the source
Surge energy ratingKnown for one	420 J	Unknown — not stated by the source
EfficiencyKnown for one	89.1%	Unknown — not stated by the source
Crest factorKnown for one	3:1	Unknown — not stated by the source
Output voltage Total Harmonic Distortion (THD)Known for one	3%	Unknown — not stated by the source
Noise levelKnown for one	50 dB	Unknown — not stated by the source
Power protection featuresDiffers	Overload	Over voltage, Short circuit, Under voltage
Audible alarm(s)	Yes	Yes
Auto-restartKnown for one	Yes	Unknown — not stated by the source
Automatic Voltage Regulation (AVR)Known for one	Unknown — not stated by the source	Yes
Ports & interfaces1 differ
AC outlet types	C13 coupler	C13 coupler
Power plugKnown for one	C14 coupler	Unknown — not stated by the source
AC outlets quantityDiffers	6 AC outlet(s)	2 AC outlet(s)
Number of output IEC jumpersKnown for one	2	Unknown — not stated by the source
RS-232 portsKnown for one	1	Unknown — not stated by the source
Batteryidentical
Battery technologyKnown for one	Sealed Lead Acid (VRLA)	Unknown — not stated by the source
Number of batteries supported	1	1
Typical backup time at full loadKnown for one	7.6 min	Unknown — not stated by the source
Typical backup time at half loadKnown for one	19.7 min	Unknown — not stated by the source
Battery recharge timeKnown for one	3 h	Unknown — not stated by the source
Hot-swap batteryKnown for one	Yes	Unknown — not stated by the source
Automatic battery testKnown for one	Yes	Unknown — not stated by the source
Cold startKnown for one	Yes	Unknown — not stated by the source
Battery capacityKnown for one	Unknown — not stated by the source	8 Ah
Design1 differ
Form factorDiffers	Rackmount	Tower
Product colour	Black	Black
Rack capacityKnown for one	2U	Unknown — not stated by the source
LED indicators	Yes	Yes
International Protection (IP) codeKnown for one	IP20	Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)Known for one	0 - 40 °C	Unknown — not stated by the source
Storage temperature (T-T)Known for one	-20 - 50 °C	Unknown — not stated by the source
Operating relative humidity (H-H)Known for one	0 - 95%	Unknown — not stated by the source
Storage relative humidity (H-H)Known for one	0 - 95%	Unknown — not stated by the source
Operating altitudeKnown for one	0 - 3000 m	Unknown — not stated by the source
Non-operating altitudeKnown for one	0 - 15000 m	Unknown — not stated by the source
Certificatesidentical
Compliance certificatesKnown for one	RoHS	Unknown — not stated by the source
CertificationKnown for one	C-tick, CE, EN 50091-1, EN 50091-2, EN 55022 Class A, EN 60950, EN 61000-3-2, GOST, VDE	Unknown — not stated by the source
Weight & dimensions4 differ
WidthDiffers	432 mm	95 mm
DepthDiffers	483 mm	340 mm
HeightDiffers	85 mm	165 mm
WeightDiffers	23 kg	4.6 kg
Packaging dataidentical
Package widthKnown for one	630 mm	Unknown — not stated by the source
Package depthKnown for one	594 mm	Unknown — not stated by the source
Package heightKnown for one	286 mm	Unknown — not stated by the source
Package weightKnown for one	27.8 kg	Unknown — not stated by the source
Other featuresidentical
Number of phasesKnown for one	1	Unknown — not stated by the source
Nominal input voltage	230 V	230 V
Nominal output voltage	230 V	230 V
Communication options, slotKnown for one	SmartSlot	Unknown — not stated by the source

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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