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Product comparison · 2 power adapters & inverters

Lenovo 4X21U28839 power adapter/inverter Indoor vs Lenovo GX21T68202 power adapter/inverter Indoor

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  • 23specifications compared
  • 14differ
  • 9identical
  • 3known for one product only

Key differences

The Lenovo GX21T68202 power adapter/inverter Indoor has 220 W more output power than the Lenovo 4X21U28839 power adapter/inverter Indoor (400 W vs 180 W). The Lenovo 4X21U28839 power adapter/inverter Indoor has 16 V more output voltage than the Lenovo GX21T68202 power adapter/inverter Indoor (36 V vs 20 V). The Lenovo GX21T68202 power adapter/inverter Indoor has 15 A more output current than the Lenovo 4X21U28839 power adapter/inverter Indoor (20 A vs 5 A). Input frequency: 50 - 60 Hz on the Lenovo 4X21U28839 power adapter/inverter Indoor, 50/60 Hz on the Lenovo GX21T68202 power adapter/inverter Indoor. Compatibility: ThinkPad on the Lenovo 4X21U28839 power adapter/inverter Indoor, Legion on the Lenovo GX21T68202 power adapter/inverter Indoor.

  • Input frequency
    • 50 - 60 Hz
    • 50/60 Hz
  • Output power
    • 180 W
    • 400 W
  • Output voltage
    • 36 V
    • 20 V
  • Output current
    • 5 A
    • 20 A
  • Compatibility
    • ThinkPad
    • Legion
  • Cable length
    • 1 m
    • 1.8 m
  • Width
    • 147.5 mm
    • 195 mm
  • Depth
    • 69 mm
    • 88 mm

Side by side

Differences highlightedShow differences only
26 specifications
A

Lenovo

4X21U28839 power adapter/inverter Indoor

Model 4X21U28839

View product
B

Lenovo

GX21T68202 power adapter/inverter Indoor

Model GX21T68202

View product
Features5 differ
Power current typeKnown for oneAC-to-DC
Input frequencyDiffers50 - 60 Hz50/60 Hz
Input currentKnown for one1.5 A
Output powerDiffers180 W400 W
Output voltageDiffers36 V20 V
Output currentDiffers5 A20 A
CompatibilityDiffersThinkPadLegion
Weight & dimensions5 differ
Cable lengthDiffers1 m1.8 m
WidthDiffers147.5 mm195 mm
DepthDiffers69 mm88 mm
HeightDiffers22 mm33 mm
WeightDiffers510 g1.01 kg
Packaging data4 differ
Package widthDiffers240 mm235 mm
Package depthDiffers145 mm200 mm
Package heightDiffers52 mm80 mm
Package weightDiffers630 g1.5 kg
Certificatesidentical
CertificationKnown for oneUL/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

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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