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Product comparison · 2 power adapters & inverters

Lenovo 4X21U28823 power adapter/inverter Indoor vs Lenovo GX21T87702 power adapter/inverter Indoor Black

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  • 21specifications compared
  • 14differ
  • 7identical
  • 4known for one product only

Key differences

  • Purpose
    • PC
    • Laptop
  • Input frequency
    • 50 - 60 Hz
    • 50/60 Hz
  • Output voltage
    • 28 V
    • 20 V
  • Output current
    • 5 A
    • 12.25 A
  • Cable length
    • 1 m
    • 1.8 m
  • Width
    • 120 mm
    • 165 mm
  • Depth
    • 62.5 mm
    • 76 mm
  • Height
    • 22 mm
    • 254 mm

Side by side

Differences highlightedShow differences only
25 specifications
A

Lenovo

4X21U28823 power adapter/inverter Indoor

Model 4X21U28823

View product
B

Lenovo

GX21T87702 power adapter/inverter Indoor Black

Model GX21T87702

View product
Features4 differ
PurposeDiffersPCLaptop
Input frequencyDiffers50 - 60 Hz50/60 Hz
Output powerKnown for one140 W
Output voltageDiffers28 V20 V
Output currentDiffers5 A12.25 A
Brand compatibilityKnown for oneLenovo
CompatibilityKnown for oneThinkPad
Certificates1 differ
CertificationDiffersUL/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/TISIUL/CB IEC 62368-1/CE EMC/PSE/IRAM/NOM/DOE,ErP,CoC/Nrcan/FCC and ICES/Mexico MEPS/PSB/CCC/KC,MSIP/RCM/Australia safety/BSMI/EAC/GS/Serbia/Ukraine/SI/NRCS/SIRIM/ISC/SONCAP/STZ/INSM/KUCAS/BIS/Morocco/SEC
Weight & dimensions5 differ
Cable lengthDiffers1 m1.8 m
WidthDiffers120 mm165 mm
DepthDiffers62.5 mm76 mm
HeightDiffers22 mm254 mm
WeightDiffers440 g800 g
Packaging data4 differ
Package widthDiffers262 mm235 mm
Package depthDiffers110 mm200 mm
Package heightDiffers52 mm80 mm
Package weightDiffers530 g1.1 kg
Package typeKnown for oneBox

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