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Product comparison · 2 power adapters & inverters

Lenovo 4X21U28839 power adapter/inverter Indoor vs Lenovo 4X21W23075 power adapter/inverter Indoor

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  • 23specifications compared
  • 15differ
  • 8identical
  • 1known for one product only

Key differences

The Lenovo 4X21U28839 power adapter/inverter Indoor has 30 W more output power than the Lenovo 4X21W23075 power adapter/inverter Indoor (180 W vs 150 W). The Lenovo 4X21U28839 power adapter/inverter Indoor has 16 V more output voltage than the Lenovo 4X21W23075 power adapter/inverter Indoor (36 V vs 20 V). The Lenovo 4X21W23075 power adapter/inverter Indoor has 2.5 A more output current than the Lenovo 4X21U28839 power adapter/inverter Indoor (7.5 A vs 5 A). Purpose: Laptop on the Lenovo 4X21U28839 power adapter/inverter Indoor, PC on the Lenovo 4X21W23075 power adapter/inverter Indoor. Input voltage: 100 - 240 V on the Lenovo 4X21U28839 power adapter/inverter Indoor, 9 - 48 V on the Lenovo 4X21W23075 power adapter/inverter Indoor.

  • Purpose
    • Laptop
    • PC
  • Input voltage
    • 100 - 240 V
    • 9 - 48 V
  • Output power
    • 180 W
    • 150 W
  • Output voltage
    • 36 V
    • 20 V
  • Output current
    • 5 A
    • 7.5 A
  • Compatibility
    • ThinkPad
    • M70q, M75q, M90q, Neo 50q
  • Width
    • 147.5 mm
    • 150 mm
  • Depth
    • 69 mm
    • 53 mm

Side by side

Differences highlightedShow differences only
24 specifications
A

Lenovo

4X21U28839 power adapter/inverter Indoor

Model 4X21U28839

View product
B

Lenovo

4X21W23075 power adapter/inverter Indoor

Model 4X21W23075

View product
Features6 differ
PurposeDiffersLaptopPC
Power supply typeIndoorIndoor
Input voltageDiffers100 - 240 V9 - 48 V
Input frequencyKnown for one50 - 60 Hz
Output powerDiffers180 W150 W
Output voltageDiffers36 V20 V
Output currentDiffers5 A7.5 A
Brand compatibilityLenovoLenovo
CompatibilityDiffersThinkPadM70q, M75q, M90q, Neo 50q
Designidentical
Product colourBlackBlack
Operational conditionsidentical
Operating temperature (T-T)0 - 40 °C0 - 40 °C
Operating relative humidity (H-H)8 - 80%8 - 80%
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, CE EMC, CE DoC, DOE, ErP, CoC, Nrcan, FCC, ICES, NOM, Morocco DoC, UKCA, CCC, CEC
Weight & dimensions4 differ
Cable length1 m1 m
WidthDiffers147.5 mm150 mm
DepthDiffers69 mm53 mm
HeightDiffers22 mm30 mm
WeightDiffers510 g320 g
Packaging data4 differ
Package widthDiffers240 mm238 mm
Package depthDiffers145 mm144 mm
Package heightDiffers52 mm54 mm
Package weightDiffers630 g500 g
Package typeBoxBox
Packaging contentidentical
Quantity per pack1 pc(s)1 pc(s)

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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