Product comparison · 2 uninterruptible power supplies (upss)

APC Symmetra LX 8kVA with Batteries and NMC Removed for US State Dep vs Dahua Technology DH-PFM3355-2000L uninterruptible power supply (UPS) Double-conversion (Online) 2 kVA

25specifications compared
20differ
5identical
34known for one product only

Key differences

Output power capacity
- Symmetra LX 8kVA with Batteries and NMC Removed for US State Dep:8 kVA
- DH-PFM3355-2000L uninterruptible power supply (UPS) Double-conversion (Online) 2 kVA:2 kVA
Output power
- Symmetra LX 8kVA with Batteries and NMC Removed for US State Dep:5600 W
- DH-PFM3355-2000L uninterruptible power supply (UPS) Double-conversion (Online) 2 kVA:2000 W
Waveform
- Symmetra LX 8kVA with Batteries and NMC Removed for US State Dep:Sine
- DH-PFM3355-2000L uninterruptible power supply (UPS) Double-conversion (Online) 2 kVA:Pure sine
Input operation voltage (min)
- Symmetra LX 8kVA with Batteries and NMC Removed for US State Dep:220 V
- DH-PFM3355-2000L uninterruptible power supply (UPS) Double-conversion (Online) 2 kVA:90 V
Input operation voltage (max)
- Symmetra LX 8kVA with Batteries and NMC Removed for US State Dep:230 V
- DH-PFM3355-2000L uninterruptible power supply (UPS) Double-conversion (Online) 2 kVA:300 V
Input frequency
- Symmetra LX 8kVA with Batteries and NMC Removed for US State Dep:45/65 Hz
- DH-PFM3355-2000L uninterruptible power supply (UPS) Double-conversion (Online) 2 kVA:50/60 Hz
Output frequency
- Symmetra LX 8kVA with Batteries and NMC Removed for US State Dep:47/63 Hz
- DH-PFM3355-2000L uninterruptible power supply (UPS) Double-conversion (Online) 2 kVA:50 Hz
Form factor
- Symmetra LX 8kVA with Batteries and NMC Removed for US State Dep:Tower
- DH-PFM3355-2000L uninterruptible power supply (UPS) Double-conversion (Online) 2 kVA:Rackmount

Side by side

Differences highlightedShow differences only

Comparison of SYA8K8IX798XB, DH-PFM3355-2000L
59 specifications	A APC Symmetra LX 8kVA with Batteries and NMC Removed for US State Dep Model SYA8K8IX798XB View product	B Dahua Technology DH-PFM3355-2000L uninterruptible power supply (UPS) Double-conversion (Online) 2 kVA Model DH-PFM3355-2000L View product
Features7 differ
UPS topology	Double-conversion (Online)	Double-conversion (Online)
Output power capacityDiffers	8 kVA	2 kVA
Output powerDiffers	5600 W	2000 W
WaveformDiffers	Sine	Pure sine
Input operation voltage (min)Differs	220 V	90 V
Input operation voltage (max)Differs	230 V	300 V
Input frequencyDiffers	45/65 Hz	50/60 Hz
Output operation voltage (max)	230 V	230 V
Output frequencyDiffers	47/63 Hz	50 Hz
Maximum currentKnown for one	Unknown — not stated by the source	12 A
Response timeKnown for one	Unknown — not stated by the source	4 ms
Input power factorKnown for one	Unknown — not stated by the source	0.9
Output power factorKnown for one	Unknown — not stated by the source	0.9
Power protection featuresKnown for one	Unknown — not stated by the source	Overload, Overcharge, Overdischarge
Audible alarm(s)Known for one	Unknown — not stated by the source	Yes
Audible alarm modesKnown for one	Unknown — not stated by the source	Alarm when on battery, Overload alarm, Low battery alarm, Fault
Output operation voltage (min)Known for one	220 V	Unknown — not stated by the source
Heat dissipationKnown for one	3485 BTU/h	Unknown — not stated by the source
EfficiencyKnown for one	90%	Unknown — not stated by the source
Crest factorKnown for one	5:1	Unknown — not stated by the source
Input current Total Harmonic Distortion (THD)Known for one	7%	Unknown — not stated by the source
Noise levelKnown for one	62 dB	Unknown — not stated by the source
Ports & interfacesidentical
AC outlets quantityKnown for one	Unknown — not stated by the source	3 AC outlet(s)
USB 2.0 ports quantityKnown for one	Unknown — not stated by the source	1
USB port typeKnown for one	Unknown — not stated by the source	USB Type-B
RS-232 portsKnown for one	Unknown — not stated by the source	1
Ethernet LAN (RJ-45) portsKnown for one	Unknown — not stated by the source	1
AC outlet typesKnown for one	Hard Wire 3-wire (1PH + N + G)	Unknown — not stated by the source
Power plugKnown for one	Hardwire	Unknown — not stated by the source
Batteryidentical
Battery technology	Lead-Acid	Lead-Acid
Battery voltageKnown for one	Unknown — not stated by the source	72 V
Number of batteries supportedKnown for one	4	Unknown — not stated by the source
Battery life (max)Known for one	5 year(s)	Unknown — not stated by the source
Battery recharge timeKnown for one	3 h	Unknown — not stated by the source
Design2 differ
Form factorDiffers	Tower	Rackmount
Product colourDiffers	Black	Black, Grey
Housing materialKnown for one	Unknown — not stated by the source	Metal, Plastic
Cable lengthKnown for one	Unknown — not stated by the source	1.5 m
Cooling typeKnown for one	Unknown — not stated by the source	Active
Display type	LCD	LCD
LED indicatorsKnown for one	Unknown — not stated by the source	Yes
Operational conditions3 differ
Operating temperature (T-T)	0 - 40 °C	0 - 40 °C
Storage temperature (T-T)Differs	-15 - 45 °C	-15 - 55 °C
Operating relative humidity (H-H)Differs	0 - 95%	0 - 90%
Storage relative humidity (H-H)Differs	0 - 95%	0 - 90%
Operating altitudeKnown for one	0 - 3048 m	Unknown — not stated by the source
Non-operating altitudeKnown for one	0 - 4572 m	Unknown — not stated by the source
Packaging contentidentical
Rack mount kitKnown for one	Unknown — not stated by the source	Yes
Cables includedKnown for one	Unknown — not stated by the source	RS-232, Input power cable
ManualKnown for one	Unknown — not stated by the source	Yes
Certificatesidentical
CertificationKnown for one	Unknown — not stated by the source	CE LVD: EN IEC 62040-1: 2019+A11: 2021; CE EMC: EN IEC 62040-2: 2018; EN 62040-2: 2006; EN IEC 61000-3-2: 2019+A2: 2024; EN 61000-3-3: 2013+A2: 2021
Weight & dimensions4 differ
WidthDiffers	483 mm	482.6 mm
DepthDiffers	726 mm	429.2 mm
HeightDiffers	671 mm	88 mm
WeightDiffers	143.8 kg	8.1 kg
Packaging data4 differ
Package widthDiffers	997 mm	570 mm
Package depthDiffers	599 mm	540 mm
Package heightDiffers	914 mm	185 mm
Package weightDiffers	229.6 kg	10.8 kg

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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