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Product comparison · 2 power adapters & inverters

i-tec DC adapter 20V 6.75A 135W (Accessory for Selected Docking Stations) vs Lenovo 4X21U28824 power adapter/inverter Indoor

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  • 14specifications compared
  • 11differ
  • 3identical
  • 11known for one product only

Key differences

The Lenovo 4X21U28824 power adapter/inverter Indoor has 5 W more output power than the i-tec DC adapter 20V 6.75A 135W (Accessory for Selected Docking Stations) (140 W vs 135 W). The Lenovo 4X21U28824 power adapter/inverter Indoor has 8 V more output voltage than the i-tec DC adapter 20V 6.75A 135W (Accessory for Selected Docking Stations) (28 V vs 20 V). The i-tec DC adapter 20V 6.75A 135W (Accessory for Selected Docking Stations) has 1.75 A more output current than the Lenovo 4X21U28824 power adapter/inverter Indoor (6.75 A vs 5 A). Purpose: Docking station on the i-tec DC adapter 20V 6.75A 135W (Accessory for Selected Docking Stations), PC on the Lenovo 4X21U28824 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 4X21U28824 power adapter/inverter Indoor.

  • Purpose
    • Docking station
    • PC
  • Input voltage
    • 100–240
    • 100 - 240 V
  • Input frequency
    • 50/60 Hz
    • 50 - 60 Hz
  • Output power
    • 135 W
    • 140 W
  • Output voltage
    • 20 V
    • 28 V
  • Output current
    • 6.75 A
    • 5 A
  • Cable length
    • 1.5 m
    • 1 m
  • Width
    • 140 mm
    • 120 mm

Side by side

Differences highlightedShow differences only
25 specifications
A

i-tec

DC adapter 20V 6.75A 135W (Accessory for Selected Docking Stations)

Model DC20V135W

View product
B

Lenovo

4X21U28824 power adapter/inverter Indoor

Model 4X21U28824

View product
Features6 differ
PurposeDiffersDocking stationPC
Power supply typeIndoorIndoor
Input voltageDiffers100–240100 - 240 V
Input frequencyDiffers50/60 Hz50 - 60 Hz
Input currentKnown for one1.5 A
Output powerDiffers135 W140 W
Output voltageDiffers20 V28 V
Output currentDiffers6.75 A5 A
Brand compatibilityKnown for oneLenovo
CompatibilityKnown for oneThinkPad
Designidentical
Product colourBlackBlack
Operational conditionsidentical
Operating temperature (T-T)Known for one0 - 40 °C
Operating relative humidity (H-H)Known for one8 - 80%
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
Weight & dimensions5 differ
Cable lengthDiffers1.5 m1 m
WidthDiffers140 mm120 mm
DepthDiffers70 mm62.5 mm
HeightDiffers25 mm22 mm
WeightDiffers340 g440 g
Packaging dataidentical
Package widthKnown for one262 mm
Package depthKnown for one110 mm
Package heightKnown for one52 mm
Package weightKnown for one530 g
Package typeKnown for oneBox
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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