Product comparison · 2 uninterruptible power supplies (upss)

FSP EP450 uninterruptible power supply (UPS) 0.45 kVA vs FSP EP850 uninterruptible power supply (UPS) 0.85 kVA

Key differences

Output power capacity
- EP450 uninterruptible power supply (UPS) 0.45 kVA:0.45 kVA
- EP850 uninterruptible power supply (UPS) 0.85 kVA:0.85 kVA
Output power
- EP450 uninterruptible power supply (UPS) 0.45 kVA:240 W
- EP850 uninterruptible power supply (UPS) 0.85 kVA:480 W
Battery capacity
- EP450 uninterruptible power supply (UPS) 0.45 kVA:4.5 Ah
- EP850 uninterruptible power supply (UPS) 0.85 kVA:9 Ah
Typical backup time at half load
- EP450 uninterruptible power supply (UPS) 0.45 kVA:5 min
- EP850 uninterruptible power supply (UPS) 0.85 kVA:15 min
Weight
- EP450 uninterruptible power supply (UPS) 0.45 kVA:3.55 kg
- EP850 uninterruptible power supply (UPS) 0.85 kVA:4.9 kg

Differences highlightedShow differences only

Comparison of EP450, EP850
28 specifications	A FSP EP450 uninterruptible power supply (UPS) 0.45 kVA Model EP450 View product	B FSP EP850 uninterruptible power supply (UPS) 0.85 kVA Model EP850 View product
Features2 differ
Output power capacityDiffers	0.45 kVA	0.85 kVA
Output powerDiffers	240 W	480 W
Input operation voltage (min)	81 V	81 V
Input operation voltage (max)	290 V	290 V
Input frequency	50/60 Hz	50/60 Hz
Output operation voltage (min)	110 V	110 V
Output operation voltage (max)	240 V	240 V
Response time	10 ms	10 ms
Noise level	40 dB	40 dB
Power protection features	Overcharge, Overdischarge, Overload	Overcharge, Overdischarge, Overload
Audible alarm(s)	Yes	Yes
Ports & interfacesidentical
AC outlets quantity	4 AC outlet(s)	4 AC outlet(s)
RS-232 ports	1	1
Modem (RJ-11) ports	1	1
Battery2 differ
Battery capacityDiffers	4.5 Ah	9 Ah
Battery voltage	12 V	12 V
Typical backup time at half loadDiffers	5 min	15 min
Battery recharge time	6 h	6 h
Designidentical
Form factor	Tower	Tower
Product colour	Black	Black
LED indicators	Yes	Yes
Operational conditionsidentical
Operating temperature (T-T)	0 - 40 °C	0 - 40 °C
Operating relative humidity (H-H)	0 - 90%	0 - 90%
Weight & dimensions1 differ
Width	110 mm	110 mm
Depth	294 mm	294 mm
Height	145 mm	145 mm
WeightDiffers	3.55 kg	4.9 kg
Other featuresidentical
Compatible operating systems	Windows 98 SE/ME/NT 4.x/2000/2003/XP/Vista/2008	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.