NGS Chronus 900 vs NGS Shield 700

Comparison of Chronus 900, Shield 700

22 specifications	A NGS Chronus 900View product	B NGS Shield 700View product
Features1 differ
Output powerDiffers	480 W	250 W
Input operation voltage (min)	195 V	195 V
Input operation voltage (max)	264 V	264 V
Input frequency	50/60 Hz	50/60 Hz
Output operation voltage (min)	218 V	218 V
Output operation voltage (max)	241 V	241 V
Power protection featuresKnown for one	Overload, Short circuit	—Unknown — not stated by the source
Ports & interfacesidentical
AC outlets quantity	4 AC outlet(s)	4 AC outlet(s)
RS-232 portsKnown for one	1	—Unknown — not stated by the source
Batteryidentical
Battery recharge time	8 h	8 h
Automatic battery testKnown for one	Yes	—Unknown — not stated by the source
Cold startKnown for one	Yes	—Unknown — not stated by the source
Designidentical
Form factor	Compact	Compact
Product colour	Black	Black
LED indicatorsKnown for one	Yes	—Unknown — not stated by the source
Packaging dataidentical
Package weightKnown for one	4 kg	—Unknown — not stated by the source
Other features2 differ
Battery typeDiffers	12v / 7Ah	12v / 7 Ah
Minimum system requirementsDiffers	512 MB RAM, USB, Pentium III	512 MB RAM, USB, Pentium III +
Compatible operating systems	Windows 7, Vista, XP, 2000	Windows 7, Vista, XP, 2000
Nominal input voltage	230 V	230 V
Nominal output voltage	230 V	230 V
Package dimensions (WxDxH)Known for one	150 x 30 x 220 mm	—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.