Product comparison · 2 uninterruptible power supplies (upss)

CyberPower EC850LCD uninterruptible power supply (UPS) Line-Interactive 0.85 kVA vs Ewent EW3941 uninterruptible power supply (UPS) 0.72 kVA

15specifications compared
11differ
4identical
34known for one product only

Key differences

Output power capacity
- EC850LCD uninterruptible power supply (UPS) Line-Interactive 0.85 kVA:0.85 kVA
- EW3941 uninterruptible power supply (UPS) 0.72 kVA:0.72 kVA
Output power
- EC850LCD uninterruptible power supply (UPS) Line-Interactive 0.85 kVA:510 W
- EW3941 uninterruptible power supply (UPS) 0.72 kVA:360 W
AC outlet types
- EC850LCD uninterruptible power supply (UPS) Line-Interactive 0.85 kVA:NEMA 5–15R
- EW3941 uninterruptible power supply (UPS) 0.72 kVA:C13 coupler
AC outlets quantity
- EC850LCD uninterruptible power supply (UPS) Line-Interactive 0.85 kVA:12 AC outlet(s)
- EW3941 uninterruptible power supply (UPS) 0.72 kVA:2 AC outlet(s)
Form factor
- EC850LCD uninterruptible power supply (UPS) Line-Interactive 0.85 kVA:Compact
- EW3941 uninterruptible power supply (UPS) 0.72 kVA:Tower
Width
- EC850LCD uninterruptible power supply (UPS) Line-Interactive 0.85 kVA:309.9 mm
- EW3941 uninterruptible power supply (UPS) 0.72 kVA:95 mm
Depth
- EC850LCD uninterruptible power supply (UPS) Line-Interactive 0.85 kVA:177.8 mm
- EW3941 uninterruptible power supply (UPS) 0.72 kVA:340 mm
Height
- EC850LCD uninterruptible power supply (UPS) Line-Interactive 0.85 kVA:78.7 mm
- EW3941 uninterruptible power supply (UPS) 0.72 kVA:165 mm

Side by side

Differences highlightedShow differences only

Comparison of EC850LCD, EW3941
49 specifications	A CyberPower EC850LCD uninterruptible power supply (UPS) Line-Interactive 0.85 kVA Model EC850LCD View product	B Ewent EW3941 uninterruptible power supply (UPS) 0.72 kVA Model EW3941 View product
Features3 differ
UPS topologyKnown for one	Line-Interactive	Unknown — not stated by the source
Output power capacityDiffers	0.85 kVA	0.72 kVA
Output powerDiffers	510 W	360 W
Waveform	Sine	Sine
Input operation voltage (min)Known for one	96 V	Unknown — not stated by the source
Input operation voltage (max)Known for one	140 V	Unknown — not stated by the source
Input frequencyKnown for one	47/63 Hz	Unknown — not stated by the source
Surge energy ratingKnown for one	526 J	Unknown — not stated by the source
EMI/RFI noise filteringKnown for one	Yes	Unknown — not stated by the source
Surge protectionKnown for one	Yes	Unknown — not stated by the source
Surge protection featuresKnown for one	Modem, Telephone	Unknown — not stated by the source
Power protection featuresDiffers	Overload	Over voltage, Short circuit, Under voltage
Audible alarm(s)	Yes	Yes
Automatic Voltage Regulation (AVR)Known for one	Unknown — not stated by the source	Yes
Ports & interfaces2 differ
AC outlet typesDiffers	NEMA 5–15R	C13 coupler
Power plugKnown for one	NEMA 5-15P	Unknown — not stated by the source
AC outlets quantityDiffers	12 AC outlet(s)	2 AC outlet(s)
USB 2.0 ports quantityKnown for one	1	Unknown — not stated by the source
Modem (RJ-11) portsKnown for one	2	Unknown — not stated by the source
Batteryidentical
Battery technologyKnown for one	Sealed Lead Acid (VRLA)	Unknown — not stated by the source
Battery voltageKnown for one	12 V	Unknown — not stated by the source
Typical backup time at full loadKnown for one	2.15 min	Unknown — not stated by the source
Typical backup time at half loadKnown for one	10.4 min	Unknown — not stated by the source
Battery recharge timeKnown for one	8 h	Unknown — not stated by the source
Battery capacityKnown for one	Unknown — not stated by the source	7 Ah
Number of batteries supportedKnown for one	Unknown — not stated by the source	1
Design1 differ
Form factorDiffers	Compact	Tower
Product colour	Black	Black
Cable lengthKnown for one	1.5 m	Unknown — not stated by the source
Display typeKnown for one	LCD	Unknown — not stated by the source
LED indicators	Yes	Yes
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	-15 - 45 °C	Unknown — not stated by the source
Operating relative humidity (H-H)Known for one	0 - 90%	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	UL1778, cUL 107.3, FCC	Unknown — not stated by the source
Sustainabilityidentical
Sustainability certificatesKnown for one	ENERGY STAR	Unknown — not stated by the source
Weight & dimensions4 differ
WidthDiffers	309.9 mm	95 mm
DepthDiffers	177.8 mm	340 mm
HeightDiffers	78.7 mm	165 mm
WeightDiffers	3.49 kg	4.6 kg
Packaging dataidentical
Bundled softwareKnown for one	PowerPanel	Unknown — not stated by the source
Package weightKnown for one	3.54 kg	Unknown — not stated by the source
Other features1 differ
Nominal output voltageDiffers	120 V	230 V
Package dimensions (WxDxH)Known for one	381 x 241.3 x 109.22 mm	Unknown — not stated by the source
Nominal input voltageKnown for one	Unknown — not stated by the source	230 V

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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