Product comparison · 2 uninterruptible power supplies (upss)

itek GenPower 636 vs itek WalkPower 850

Key differences

Output power capacity
- GenPower 636:0.6 kVA
- WalkPower 850:0.85 kVA
Output power
- GenPower 636:360 W
- WalkPower 850:480 W
Input operation voltage (min)
- GenPower 636:90 V
- WalkPower 850:81 V
Input operation voltage (max)
- GenPower 636:270 V
- WalkPower 850:290 V
Output operation voltage (min)
- GenPower 636:120 V
- WalkPower 850:110 V
Output operation voltage (max)
- GenPower 636:230 V
- WalkPower 850:240 V
Power protection features
- GenPower 636:Overload, Short circuit
- WalkPower 850:Overload
Battery recharge time
- GenPower 636:8 h
- WalkPower 850:6 h

Differences highlightedShow differences only

Comparison of GenPower 636, WalkPower 850
25 specifications	A itek GenPower 636 View product	B itek WalkPower 850 View product
Features7 differ
Output power capacityDiffers	0.6 kVA	0.85 kVA
Output powerDiffers	360 W	480 W
Input operation voltage (min)Differs	90 V	81 V
Input operation voltage (max)Differs	270 V	290 V
Output operation voltage (min)Differs	120 V	110 V
Output operation voltage (max)Differs	230 V	240 V
Power protection featuresDiffers	Overload, Short circuit	Overload
Ports & interfacesidentical
USB 2.0 ports quantityKnown for one	Unknown — not stated by the source	1
Modem (RJ-11) portsKnown for one	Unknown — not stated by the source	2
Battery1 differ
Battery recharge timeDiffers	8 h	6 h
Typical backup time at half loadKnown for one	15 min	Unknown — not stated by the source
Designidentical
Form factorKnown for one	Unknown — not stated by the source	Tower
Product colourKnown for one	Unknown — not stated by the source	Black
Weight & dimensions4 differ
WidthDiffers	228 mm	100 mm
DepthDiffers	207 mm	287 mm
HeightDiffers	82.5 mm	142 mm
WeightDiffers	2.7 kg	4.9 kg
Other features1 differ
Battery typeDiffers	12 V / 7 Ah	12 V / 9 Ah
Operational conditionsidentical
Operating temperature (T-T)Known for one	0 - 40 °C	Unknown — not stated by the source
Operating relative humidity (H-H)Known for one	0 - 90%	Unknown — not stated by the source

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.