Product comparison · 2 power adapters & inverters

HP 330W SMT AC Adapter vs Lenovo 4X21U28824 power adapter/inverter Indoor

21specifications compared
18differ
3identical
21known for one product only

Key differences

The HP 330W SMT AC Adapter has 2.7 A more input current than the Lenovo 4X21U28824 power adapter/inverter Indoor (4.2 A vs 1.5 A). The HP 330W SMT AC Adapter has 190 W more output power than the Lenovo 4X21U28824 power adapter/inverter Indoor (330 W vs 140 W). The Lenovo 4X21U28824 power adapter/inverter Indoor has 8.5 V more output voltage than the HP 330W SMT AC Adapter (28 V vs 19.5 V). Purpose: Universal on the HP 330W SMT AC Adapter, PC on the Lenovo 4X21U28824 power adapter/inverter Indoor. Input voltage: 90 - 264 V on the HP 330W SMT AC Adapter, 100 - 240 V on the Lenovo 4X21U28824 power adapter/inverter Indoor.

Purpose
- 330W SMT AC Adapter:Universal
- 4X21U28824 power adapter/inverter Indoor:PC
Input voltage
- 330W SMT AC Adapter:90 - 264 V
- 4X21U28824 power adapter/inverter Indoor:100 - 240 V
Input frequency
- 330W SMT AC Adapter:47 - 63 Hz
- 4X21U28824 power adapter/inverter Indoor:50 - 60 Hz
Input current
- 330W SMT AC Adapter:4.2 A
- 4X21U28824 power adapter/inverter Indoor:1.5 A
Output power
- 330W SMT AC Adapter:330 W
- 4X21U28824 power adapter/inverter Indoor:140 W
Output voltage
- 330W SMT AC Adapter:19.5 V
- 4X21U28824 power adapter/inverter Indoor:28 V
Output current
- 330W SMT AC Adapter:25 A
- 4X21U28824 power adapter/inverter Indoor:5 A
Brand compatibility
- 330W SMT AC Adapter:HP
- 4X21U28824 power adapter/inverter Indoor:Lenovo

Side by side

Differences highlightedShow differences only

Comparison of 330W SMT AC Adapter, 4X21U28824
42 specifications	A HP 330W SMT AC Adapter View product	B Lenovo 4X21U28824 power adapter/inverter Indoor Model 4X21U28824 View product
Features8 differ
PurposeDiffers	Universal	PC
Power supply type	Indoor	Indoor
Power current typeKnown for one	AC-to-DC	Unknown — not stated by the source
Input voltageDiffers	90 - 264 V	100 - 240 V
Maximum input voltageKnown for one	264 V	Unknown — not stated by the source
Input frequencyDiffers	47 - 63 Hz	50 - 60 Hz
Input currentDiffers	4.2 A	1.5 A
Output powerDiffers	330 W	140 W
Output voltageDiffers	19.5 V	28 V
Output currentDiffers	25 A	5 A
EfficiencyKnown for one	89%	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, Overload, Short circuit	Unknown — not stated by the source
Brand compatibilityDiffers	HP	Lenovo
HP segmentKnown for one	Business	Unknown — not stated by the source
CompatibilityKnown for one	Unknown — not stated by the source	ThinkPad
Designidentical
Product colour	Black	Black
LED indicatorsKnown for one	Power, Status	Unknown — not stated by the source
Suitable for indoor useKnown for one	Yes	Unknown — not stated by the source
Operational conditions2 differ
Operating temperature (T-T)Differs	0 - 45 °C	0 - 40 °C
Storage temperature (T-T)Known for one	-20 - 85 °C	Unknown — not stated by the source
Operating relative humidity (H-H)Differs	20 - 95%	8 - 80%
Certificatesidentical
Compliance certificatesKnown for one	CCC, Federal Communications Commission (FCC), CE	Unknown — not stated by the source
CertificationKnown for one	Unknown — not stated by the source	UL/CB/CE EMC/CE Doc/PSE/IRAM/NOM/DOE,ErP,CoC/Nrcan/FCC and ICES/Mexico MEPS/PSB/CCC/CECP/KC,MSIP/Korea MEPS/RCM/Australia safety/NZ Doc/BSMI/EAC/Serbia/Ukraine/SII/NRCS/SABS/SIRIM/ISC/SONCAP/KEBS/STZ/INSM/KUCAS/BIS/Morocco/SEC/TISI
Sustainabilityidentical
Sustainable technologies and materialsKnown for one	10% post-consumer recycled plastic	Unknown — not stated by the source
Sustainability complianceKnown for one	Yes	Unknown — not stated by the source
Weight & dimensions4 differ
WidthDiffers	200 mm	120 mm
DepthDiffers	90 mm	62.5 mm
HeightDiffers	25.4 mm	22 mm
WeightDiffers	900 g	440 g
Cable lengthKnown for one	Unknown — not stated by the source	1 m
Packaging data4 differ
Package widthDiffers	229 mm	262 mm
Package depthDiffers	165 mm	110 mm
Package heightDiffers	53 mm	52 mm
Package weightDiffers	1.05 kg	530 g
Package typeKnown for one	Unknown — not stated by the source	Box
Packaging contentidentical
Cables includedKnown for one	AC	Unknown — not stated by the source
Quantity per pack	1 pc(s)	1 pc(s)
Technical detailsidentical
Box contentsKnown for one	AC power adapter; Power cord; Warranty card	Unknown — not stated by the source
Logistics dataidentical
Country of originKnown for one	China	Unknown — not stated by the source
Other featuresidentical
TypeKnown for one	AC adapters	Unknown — not stated by the source
UNSPSC-codeKnown for one	39121006	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.

More power adapters & inverters comparisons

All power adapters & inverters comparisons