Product comparison · 2 uninterruptible power supplies (upss)

APC SMX3000HV + WBEXTWAR3YR-SP-04 vs Ewent EW3943 uninterruptible power supply (UPS) 1.2 kVA

22specifications compared
14differ
8identical
28known for one product only

Key differences

The APC SMX3000HV + WBEXTWAR3YR-SP-04 has 1.8 kVA more output power capacity than the Ewent EW3943 uninterruptible power supply (UPS) 1.2 kVA (3 kVA vs 1.2 kVA). The APC SMX3000HV + WBEXTWAR3YR-SP-04 has 2,100 W more output power than the Ewent EW3943 uninterruptible power supply (UPS) 1.2 kVA (2700 W vs 600 W). The APC SMX3000HV + WBEXTWAR3YR-SP-04 has 30 V more input operation voltage (min) than the Ewent EW3943 uninterruptible power supply (UPS) 1.2 kVA (140 V vs 110 V). AC outlet types: C13 coupler, C19 coupler on the APC SMX3000HV + WBEXTWAR3YR-SP-04, C13 coupler on the Ewent EW3943 uninterruptible power supply (UPS) 1.2 kVA. AC outlets quantity: 10 AC outlet(s) on the APC SMX3000HV + WBEXTWAR3YR-SP-04, 4 AC outlet(s) on the Ewent EW3943 uninterruptible power supply (UPS) 1.2 kVA.

Output power capacity
- SMX3000HV + WBEXTWAR3YR-SP-04:3 kVA
- EW3943 uninterruptible power supply (UPS) 1.2 kVA:1.2 kVA
Output power
- SMX3000HV + WBEXTWAR3YR-SP-04:2700 W
- EW3943 uninterruptible power supply (UPS) 1.2 kVA:600 W
Input operation voltage (min)
- SMX3000HV + WBEXTWAR3YR-SP-04:140 V
- EW3943 uninterruptible power supply (UPS) 1.2 kVA:110 V
Input operation voltage (max)
- SMX3000HV + WBEXTWAR3YR-SP-04:280 V
- EW3943 uninterruptible power supply (UPS) 1.2 kVA:240 V
Output operation voltage (min)
- SMX3000HV + WBEXTWAR3YR-SP-04:208 V
- EW3943 uninterruptible power supply (UPS) 1.2 kVA:110 V
Efficiency
- SMX3000HV + WBEXTWAR3YR-SP-04:98.5%
- EW3943 uninterruptible power supply (UPS) 1.2 kVA:80%
AC outlet types
- SMX3000HV + WBEXTWAR3YR-SP-04:C13 coupler, C19 coupler
- EW3943 uninterruptible power supply (UPS) 1.2 kVA:C13 coupler
AC outlets quantity
- SMX3000HV + WBEXTWAR3YR-SP-04:10 AC outlet(s)
- EW3943 uninterruptible power supply (UPS) 1.2 kVA:4 AC outlet(s)

Side by side

Differences highlightedShow differences only

Comparison of SMX3000HV + WBEXTWAR3YR-SP-04, EW3943
50 specifications	A APC SMX3000HV + WBEXTWAR3YR-SP-04 View product	B Ewent EW3943 uninterruptible power supply (UPS) 1.2 kVA Model EW3943 View product
Features6 differ
Output power capacityDiffers	3 kVA	1.2 kVA
Output powerDiffers	2700 W	600 W
Waveform	Sine	Sine
Input operation voltage (min)Differs	140 V	110 V
Input operation voltage (max)Differs	280 V	240 V
Input frequency	50/60 Hz	50/60 Hz
Output operation voltage (min)Differs	208 V	110 V
Output operation voltage (max)	240 V	240 V
Output frequency regulationKnown for one	3 Hz	Unknown — not stated by the source
Automatic Voltage Regulation (AVR)	Yes	Yes
Surge energy ratingKnown for one	645 J	Unknown — not stated by the source
EfficiencyDiffers	98.5%	80%
Crest factorKnown for one	3:1	Unknown — not stated by the source
Emergency Power Off (EPO)Known for one	Yes	Unknown — not stated by the source
Input current Total Harmonic Distortion (THD)Known for one	5%	Unknown — not stated by the source
Noise levelKnown for one	55 dB	Unknown — not stated by the source
Surge protectionKnown for one	Yes	Unknown — not stated by the source
Audible alarm(s)	Yes	Yes
Power protection featuresKnown for one	Unknown — not stated by the source	Over voltage, Short circuit, Under voltage
Ports & interfaces2 differ
AC outlet typesDiffers	C13 coupler, C19 coupler	C13 coupler
Power plugKnown for one	C20 coupler	Unknown — not stated by the source
AC outlets quantityDiffers	10 AC outlet(s)	4 AC outlet(s)
Batteryidentical
Battery technology	Sealed Lead Acid (VRLA)	Sealed Lead Acid (VRLA)
Battery recharge timeKnown for one	3 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	2
Design1 differ
Form factorDiffers	Rackmount/Tower	Tower
Product colour	Black	Black
Rack capacityKnown for one	4U	Unknown — not stated by the source
Cable lengthKnown for one	1.83 m	Unknown — not stated by the source
Display typeKnown for one	LCD	Unknown — not stated by the source
LED indicatorsKnown for one	Unknown — not stated by the source	Yes
Operational conditions1 differ
Operating temperature (T-T)	0 - 40 °C	0 - 40 °C
Storage temperature (T-T)Known for one	-15 - 45 °C	Unknown — not stated by the source
Operating relative humidity (H-H)Differs	0 - 95%	10 - 90%
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
Weight & dimensions4 differ
WidthDiffers	187 mm	125 mm
DepthDiffers	483 mm	400 mm
HeightDiffers	432 mm	220 mm
WeightDiffers	38.6 kg	9.7 kg
Packaging dataidentical
Package widthKnown for one	586 mm	Unknown — not stated by the source
Package depthKnown for one	633 mm	Unknown — not stated by the source
Package heightKnown for one	330 mm	Unknown — not stated by the source
Package weightKnown for one	47.7 kg	Unknown — not stated by the source
Other featuresidentical
Battery typeKnown for one	APCRBC143	Unknown — not stated by the source
Nominal input voltageKnown for one	Unknown — not stated by the source	230 V
Nominal output 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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