Product comparison · 2 power adapters & inverters

i-tec DC adapter 20V 6.75A 135W (Accessory for Selected Docking Stations) vs Lenovo 4X21U95390 power adapter/inverter Indoor

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  • 14specifications compared
  • 10differ
  • 4identical
  • 11known for one product only

Key differences

The Lenovo 4X21U95390 power adapter/inverter Indoor has 130 W more output power than the i-tec DC adapter 20V 6.75A 135W (Accessory for Selected Docking Stations) (265 W vs 135 W). The Lenovo 4X21U95390 power adapter/inverter Indoor has 9.75 A more output current than the i-tec DC adapter 20V 6.75A 135W (Accessory for Selected Docking Stations) (16.5 A vs 6.75 A). The Lenovo 4X21U95390 power adapter/inverter Indoor has 0.3 m more cable length than the i-tec DC adapter 20V 6.75A 135W (Accessory for Selected Docking Stations) (1.8 m vs 1.5 m). Purpose: Docking station on the i-tec DC adapter 20V 6.75A 135W (Accessory for Selected Docking Stations), PC on the Lenovo 4X21U95390 power adapter/inverter Indoor. Input voltage: 100–240 on the i-tec DC adapter 20V 6.75A 135W (Accessory for Selected Docking Stations), 100 - 240 V on the Lenovo 4X21U95390 power adapter/inverter Indoor.

  • Purpose
    • DC adapter 20V 6.75A 135W (Accessory for Selected Docking Stations):Docking station
    • 4X21U95390 power adapter/inverter Indoor:PC
  • Input voltage
    • DC adapter 20V 6.75A 135W (Accessory for Selected Docking Stations):100–240
    • 4X21U95390 power adapter/inverter Indoor:100 - 240 V
  • Input frequency
    • DC adapter 20V 6.75A 135W (Accessory for Selected Docking Stations):50/60 Hz
    • 4X21U95390 power adapter/inverter Indoor:50 - 60 Hz
  • Output power
    • DC adapter 20V 6.75A 135W (Accessory for Selected Docking Stations):135 W
    • 4X21U95390 power adapter/inverter Indoor:265 W
  • Output current
    • DC adapter 20V 6.75A 135W (Accessory for Selected Docking Stations):6.75 A
    • 4X21U95390 power adapter/inverter Indoor:16.5 A
  • Cable length
    • DC adapter 20V 6.75A 135W (Accessory for Selected Docking Stations):1.5 m
    • 4X21U95390 power adapter/inverter Indoor:1.8 m
  • Width
    • DC adapter 20V 6.75A 135W (Accessory for Selected Docking Stations):140 mm
    • 4X21U95390 power adapter/inverter Indoor:209 mm
  • Depth
    • DC adapter 20V 6.75A 135W (Accessory for Selected Docking Stations):70 mm
    • 4X21U95390 power adapter/inverter Indoor:80 mm

Side by side

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Comparison of DC20V135W, 4X21U95390
25 specifications
Features5 differ
PurposeDiffersDocking stationPC
Power supply typeIndoorIndoor
Input voltageDiffers100–240100 - 240 V
Input frequencyDiffers50/60 Hz50 - 60 Hz
Input currentKnown for oneUnknown — not stated by the source3.5 A
Output powerDiffers135 W265 W
Output voltage20 V20 V
Output currentDiffers6.75 A16.5 A
Brand compatibilityKnown for oneUnknown — not stated by the sourceLenovo
CompatibilityKnown for oneUnknown — not stated by the sourceThinkPad
Designidentical
Product colourBlackBlack
Operational conditionsidentical
Operating temperature (T-T)Known for oneUnknown — not stated by the source0 - 40 °C
Operating relative humidity (H-H)Known for oneUnknown — not stated by the source8 - 80%
Certificatesidentical
CertificationKnown for oneUnknown — not stated by the sourceUL/CSA/IECEE/CB IEC 62368-1/CE EMC/DOE,CEC/FCC and ICES/PSE/NRCS(LOA)/SABS(COC)/SABS/BIS/BSMI/CCC/EAC/IAC/KEBS/KUCAS/NOM/Nrcan/PSB/RCM/Australia safety/SEC/Serbia/SM DOC/SONCAP/UA TR Mark CoC/DOC (Safety+EMC+RoHS)
Weight & dimensions5 differ
Cable lengthDiffers1.5 m1.8 m
WidthDiffers140 mm209 mm
DepthDiffers70 mm80 mm
HeightDiffers25 mm30 mm
WeightDiffers340 g780 g
Packaging dataidentical
Package widthKnown for oneUnknown — not stated by the source260 mm
Package depthKnown for oneUnknown — not stated by the source160 mm
Package heightKnown for oneUnknown — not stated by the source80 mm
Package weightKnown for oneUnknown — not stated by the source950 g
Package typeKnown for oneUnknown — not stated by the sourceBox
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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