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Product comparison · 2 power adapters & inverters

Lenovo 4X21L18251 power adapter/inverter Indoor vs Lenovo 4X21U28823 power adapter/inverter Indoor

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  • 23specifications compared
  • 13differ
  • 10identical
  • 2known for one product only

Key differences

The Lenovo 4X21L18251 power adapter/inverter Indoor has 160 W more output power than the Lenovo 4X21U28823 power adapter/inverter Indoor (300 W vs 140 W). The Lenovo 4X21U28823 power adapter/inverter Indoor has 8 V more output voltage than the Lenovo 4X21L18251 power adapter/inverter Indoor (28 V vs 20 V). The Lenovo 4X21L18251 power adapter/inverter Indoor has 10 A more output current than the Lenovo 4X21U28823 power adapter/inverter Indoor (15 A vs 5 A). Weight: 1.16 kg on the Lenovo 4X21L18251 power adapter/inverter Indoor, 440 g on the Lenovo 4X21U28823 power adapter/inverter Indoor. Package weight: 1.29 kg on the Lenovo 4X21L18251 power adapter/inverter Indoor, 530 g on the Lenovo 4X21U28823 power adapter/inverter Indoor.

  • Output power
    • 300 W
    • 140 W
  • Output voltage
    • 20 V
    • 28 V
  • Output current
    • 15 A
    • 5 A
  • Operating temperature (T-T)
    • 5 - 40 °C
    • 0 - 40 °C
  • Width
    • 200 mm
    • 120 mm
  • Depth
    • 100 mm
    • 62.5 mm
  • Height
    • 25.4 mm
    • 22 mm
  • Weight
    • 1.16 kg
    • 440 g

Side by side

Differences highlightedShow differences only
25 specifications
A

Lenovo

4X21L18251 power adapter/inverter Indoor

Model 4X21L18251

View product
B

Lenovo

4X21U28823 power adapter/inverter Indoor

Model 4X21U28823

View product
Features3 differ
Output powerDiffers300 W140 W
Output voltageDiffers20 V28 V
Output currentDiffers15 A5 A
CompatibilityKnown for oneThinkPad
Operational conditions1 differ
Operating temperature (T-T)Differs5 - 40 °C0 - 40 °C
Certificates1 differ
CertificationDiffersUL/CSA/IEC/South Korea Safety/ES's MEPS/PSE(DEN-AN)/GEMS/NEMKO/SEMKO/DEMKO/SETI(FIMKO)/CCC/PSB/NOM/EAC/IRAM/Croatia EMC/GS/CECP/SASO/Ukarine/Serbia/Montenegro/NZ SDOC/SII/NRCan/NOM-029/BISUL/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 & dimensions4 differ
Cable lengthKnown for one1 m
WidthDiffers200 mm120 mm
DepthDiffers100 mm62.5 mm
HeightDiffers25.4 mm22 mm
WeightDiffers1.16 kg440 g
Packaging data4 differ
Package widthDiffers385 mm262 mm
Package depthDiffers150 mm110 mm
Package heightDiffers58 mm52 mm
Package weightDiffers1.29 kg530 g

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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