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Product comparison · 2 power adapters & inverters

Dahua Technology S042-1A120300HE power adapter/inverter Indoor/outdoor vs Lenovo 4X21U28814 power adapter/inverter Indoor

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  • 16specifications compared
  • 14differ
  • 2identical
  • 7known for one product only

Key differences

The Lenovo 4X21U28814 power adapter/inverter Indoor has 104 W more output power than the Dahua Technology S042-1A120300HE power adapter/inverter Indoor/outdoor (140 W vs 36 W). The Lenovo 4X21U28814 power adapter/inverter Indoor has 16 V more output voltage than the Dahua Technology S042-1A120300HE power adapter/inverter Indoor/outdoor (28 V vs 12 V). The Lenovo 4X21U28814 power adapter/inverter Indoor has 2 A more output current than the Dahua Technology S042-1A120300HE power adapter/inverter Indoor/outdoor (5 A vs 3 A). Purpose: Universal on the Dahua Technology S042-1A120300HE power adapter/inverter Indoor/outdoor, Laptop on the Lenovo 4X21U28814 power adapter/inverter Indoor. Power supply type: Indoor/outdoor on the Dahua Technology S042-1A120300HE power adapter/inverter Indoor/outdoor, Indoor on the Lenovo 4X21U28814 power adapter/inverter Indoor.

  • Purpose
    • Universal
    • Laptop
  • Power supply type
    • Indoor/outdoor
    • Indoor
  • Input voltage
    • 90 - 264 V
    • 115 - 230 V
  • Output power
    • 36 W
    • 140 W
  • Output voltage
    • 12 V
    • 28 V
  • Output current
    • 3 A
    • 5 A
  • Operating temperature (T-T)
    • -10 - 55 °C
    • 0 - 40 °C
  • Operating relative humidity (H-H)
    • 0 - 90%
    • 8 - 80%

Side by side

Differences highlightedShow differences only
23 specifications
A

Dahua Technology

S042-1A120300HE power adapter/inverter Indoor/outdoor

Model S042-1A120300HE

View product
B

Lenovo

4X21U28814 power adapter/inverter Indoor

Model 4X21U28814

View product
Features6 differ
PurposeDiffersUniversalLaptop
Power supply typeDiffersIndoor/outdoorIndoor
Input voltageDiffers90 - 264 V115 - 230 V
Input frequencyKnown for one50/60 Hz
Output powerDiffers36 W140 W
Output voltageDiffers12 V28 V
Output currentDiffers3 A5 A
Brand compatibilityKnown for oneLenovo
CompatibilityKnown for oneThinkPad P16v Gen 3 (Intel) ThinkPad T1g Gen 8
Power current typeKnown for oneAC-to-DC
EfficiencyKnown for one87.4%
Power protection featuresKnown for oneOver current, Overheating, Overload, Surge protection
Operational conditions2 differ
Operating temperature (T-T)Differs-10 - 55 °C0 - 40 °C
Operating relative humidity (H-H)Differs0 - 90%8 - 80%
Certificates1 differ
CertificationDiffersCEUL/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
Weight & dimensions5 differ
Cable lengthDiffers1.5 m1 m
WidthDiffers51.1 mm120 mm
DepthDiffers101.5 mm62.5 mm
HeightDiffers71.6 mm22 mm
WeightDiffers175 g500 g
Packaging dataidentical
Package typeKnown for oneBox

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.

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