Product comparison · 2 power adapters & inverters

Ewent EW3965 power adapter/inverter Indoor vs Origin Storage 19V/90W BTI AC Adapter for HP Business Notebook NC2400 / NC4400 / NC6320 / NC6400 / NC8430 / NW8440 / NW9440 / NX6 with round

Key differences

Input voltage
- EW3965 power adapter/inverter Indoor:100 - 240 V
- 19V/90W BTI AC Adapter for HP Business Notebook NC2400 / NC4400 / NC6320 / NC6400 / NC8430 / NW8440 / NW9440 / NX6 with round:100-240 V
Output power
- EW3965 power adapter/inverter Indoor:65 W
- 19V/90W BTI AC Adapter for HP Business Notebook NC2400 / NC4400 / NC6320 / NC6400 / NC8430 / NW8440 / NW9440 / NX6 with round:90 W
Output voltage
- EW3965 power adapter/inverter Indoor:15 - 20 V
- 19V/90W BTI AC Adapter for HP Business Notebook NC2400 / NC4400 / NC6320 / NC6400 / NC8430 / NW8440 / NW9440 / NX6 with round:19 V
Adjustable output voltage
- EW3965 power adapter/inverter Indoor:Yes
- 19V/90W BTI AC Adapter for HP Business Notebook NC2400 / NC4400 / NC6320 / NC6400 / NC8430 / NW8440 / NW9440 / NX6 with round:No

Differences highlightedShow differences only

Comparison of EW3965, PS-HP-NX7400
19 specifications	A Ewent EW3965 power adapter/inverter Indoor Model EW3965 View product	B Origin Storage 19V/90W BTI AC Adapter for HP Business Notebook NC2400 / NC4400 / NC6320 / NC6400 / NC8430 / NW8440 / NW9440 / NX6 with round Model PS-HP-NX7400 View product
Features4 differ
Input voltageDiffers	100 - 240 V	100-240 V
Output powerDiffers	65 W	90 W
Output voltageDiffers	15 - 20 V	19 V
EfficiencyKnown for one	86%	Unknown — not stated by the source
Adjustable output voltageDiffers	Yes	No
Supplementary power connectorsKnown for one	10	Unknown — not stated by the source
Detachable power connectorsKnown for one	Yes	Unknown — not stated by the source
Power protection featuresKnown for one	Over current, Over voltage, Overheating, Short circuit	Unknown — not stated by the source
Input frequencyKnown for one	Unknown — not stated by the source	50/60 Hz
Brand compatibilityKnown for one	Unknown — not stated by the source	DELL
Weight & dimensionsidentical
WeightKnown for one	240 g	Unknown — not stated by the source
Packaging contentidentical
Power adapter includedKnown for one	Yes	Unknown — not stated by the source
Poweridentical
AC adapter output currentKnown for one	Unknown — not stated by the source	4.74 A
Certificatesidentical
Compliance certificatesKnown for one	Unknown — not stated by the source	RoHS

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.