Product comparison · 2 uninterruptible power supplies (upss)

APC Back-UPS RS 500 vs FSP EP850 uninterruptible power supply (UPS) 0.85 kVA

18specifications compared
13differ
5identical
30known for one product only

Key differences

Output power capacity
- Back-UPS RS 500:0.5 kVA
- EP850 uninterruptible power supply (UPS) 0.85 kVA:0.85 kVA
Output power
- Back-UPS RS 500:300 W
- EP850 uninterruptible power supply (UPS) 0.85 kVA:480 W
Input operation voltage (min)
- Back-UPS RS 500:160 V
- EP850 uninterruptible power supply (UPS) 0.85 kVA:81 V
Input operation voltage (max)
- Back-UPS RS 500:280 V
- EP850 uninterruptible power supply (UPS) 0.85 kVA:290 V
Input frequency
- Back-UPS RS 500:45/65 Hz
- EP850 uninterruptible power supply (UPS) 0.85 kVA:50/60 Hz
AC outlets quantity
- Back-UPS RS 500:5 AC outlet(s)
- EP850 uninterruptible power supply (UPS) 0.85 kVA:4 AC outlet(s)
Typical backup time at half load
- Back-UPS RS 500:7.4 min
- EP850 uninterruptible power supply (UPS) 0.85 kVA:15 min
Battery recharge time
- Back-UPS RS 500:10 h
- EP850 uninterruptible power supply (UPS) 0.85 kVA:6 h

Side by side

Differences highlightedShow differences only

Comparison of Back-UPS RS 500, EP850
48 specifications	A APC Back-UPS RS 500 View product	B FSP EP850 uninterruptible power supply (UPS) 0.85 kVA Model EP850 View product
Features5 differ
Output power capacityDiffers	0.5 kVA	0.85 kVA
Output powerDiffers	300 W	480 W
Input operation voltage (min)Differs	160 V	81 V
Input operation voltage (max)Differs	280 V	290 V
Input frequencyDiffers	45/65 Hz	50/60 Hz
Maximum currentKnown for one	2 A	Unknown — not stated by the source
Surge energy ratingKnown for one	273 J	Unknown — not stated by the source
Audible alarm(s)	Yes	Yes
Output operation voltage (min)Known for one	Unknown — not stated by the source	110 V
Output operation voltage (max)Known for one	Unknown — not stated by the source	240 V
Response timeKnown for one	Unknown — not stated by the source	10 ms
Noise levelKnown for one	Unknown — not stated by the source	40 dB
Power protection featuresKnown for one	Unknown — not stated by the source	Overcharge, Overdischarge, Overload
Ports & interfaces1 differ
AC outlet typesKnown for one	C13 coupler	Unknown — not stated by the source
Power plugKnown for one	C14 coupler	Unknown — not stated by the source
AC outlets quantityDiffers	5 AC outlet(s)	4 AC outlet(s)
RS-232 portsKnown for one	Unknown — not stated by the source	1
Modem (RJ-11) portsKnown for one	Unknown — not stated by the source	1
Battery2 differ
Battery technologyKnown for one	Sealed Lead Acid (VRLA)	Unknown — not stated by the source
Number of batteries supportedKnown for one	1	Unknown — not stated by the source
Typical backup time at full loadKnown for one	1.3 min	Unknown — not stated by the source
Typical backup time at half loadDiffers	7.4 min	15 min
Battery recharge timeDiffers	10 h	6 h
Battery capacityKnown for one	Unknown — not stated by the source	9 Ah
Battery voltageKnown for one	Unknown — not stated by the source	12 V
Designidentical
Form factor	Tower	Tower
Product colour	Black	Black
Cable lengthKnown for one	1.83 m	Unknown — not stated by the source
LED indicators	Yes	Yes
Operational conditions1 differ
Operating temperature (T-T)	0 - 40 °C	0 - 40 °C
Storage temperature (T-T)Known for one	-15 - 40 °C	Unknown — not stated by the source
Operating relative humidity (H-H)Differs	0 - 95%	0 - 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
CertificationKnown for one	CE, GOST, REACH	Unknown — not stated by the source
Weight & dimensions4 differ
WidthDiffers	115 mm	110 mm
DepthDiffers	213 mm	294 mm
HeightDiffers	185 mm	145 mm
WeightDiffers	5.2 kg	4.9 kg
Packaging dataidentical
Package widthKnown for one	190 mm	Unknown — not stated by the source
Package depthKnown for one	291 mm	Unknown — not stated by the source
Package heightKnown for one	257 mm	Unknown — not stated by the source
Package weightKnown for one	5.68 kg	Unknown — not stated by the source
Other featuresidentical
Nominal input voltageKnown for one	230 V	Unknown — not stated by the source
Nominal output voltageKnown for one	230 V	Unknown — not stated by the source
Compatible operating systemsKnown for one	Unknown — not stated by the source	Windows 98 SE/ME/NT 4.x/2000/2003/XP/Vista/2008

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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