Product comparison · 2 power adapters & inverters

Dahua Technology S042-1A120300HE power adapter/inverter Indoor/outdoor vs i-tec DC adapter 20V 6.75A 135W (Accessory for Selected Docking Stations)

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  • 13specifications compared
  • 10differ
  • 3identical
  • 7known for one product only

Key differences

The i-tec DC adapter 20V 6.75A 135W (Accessory for Selected Docking Stations) has 99 W more output power than the Dahua Technology S042-1A120300HE power adapter/inverter Indoor/outdoor (135 W vs 36 W). The i-tec DC adapter 20V 6.75A 135W (Accessory for Selected Docking Stations) has 8 V more output voltage than the Dahua Technology S042-1A120300HE power adapter/inverter Indoor/outdoor (20 V vs 12 V). The i-tec DC adapter 20V 6.75A 135W (Accessory for Selected Docking Stations) has 3.75 A more output current than the Dahua Technology S042-1A120300HE power adapter/inverter Indoor/outdoor (6.75 A vs 3 A). Purpose: Universal on the Dahua Technology S042-1A120300HE power adapter/inverter Indoor/outdoor, Docking station on the i-tec DC adapter 20V 6.75A 135W (Accessory for Selected Docking Stations). Power supply type: Indoor/outdoor on the Dahua Technology S042-1A120300HE power adapter/inverter Indoor/outdoor, Indoor on the i-tec DC adapter 20V 6.75A 135W (Accessory for Selected Docking Stations).

  • Purpose
    • S042-1A120300HE power adapter/inverter Indoor/outdoor:Universal
    • DC adapter 20V 6.75A 135W (Accessory for Selected Docking Stations):Docking station
  • Power supply type
    • S042-1A120300HE power adapter/inverter Indoor/outdoor:Indoor/outdoor
    • DC adapter 20V 6.75A 135W (Accessory for Selected Docking Stations):Indoor
  • Input voltage
    • S042-1A120300HE power adapter/inverter Indoor/outdoor:90 - 264 V
    • DC adapter 20V 6.75A 135W (Accessory for Selected Docking Stations):100–240
  • Output power
    • S042-1A120300HE power adapter/inverter Indoor/outdoor:36 W
    • DC adapter 20V 6.75A 135W (Accessory for Selected Docking Stations):135 W
  • Output voltage
    • S042-1A120300HE power adapter/inverter Indoor/outdoor:12 V
    • DC adapter 20V 6.75A 135W (Accessory for Selected Docking Stations):20 V
  • Output current
    • S042-1A120300HE power adapter/inverter Indoor/outdoor:3 A
    • DC adapter 20V 6.75A 135W (Accessory for Selected Docking Stations):6.75 A
  • Width
    • S042-1A120300HE power adapter/inverter Indoor/outdoor:51.1 mm
    • DC adapter 20V 6.75A 135W (Accessory for Selected Docking Stations):140 mm
  • Depth
    • S042-1A120300HE power adapter/inverter Indoor/outdoor:101.5 mm
    • DC adapter 20V 6.75A 135W (Accessory for Selected Docking Stations):70 mm

Side by side

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Comparison of S042-1A120300HE, DC20V135W
20 specifications
Features6 differ
PurposeDiffersUniversalDocking station
Power supply typeDiffersIndoor/outdoorIndoor
Power current typeKnown for oneAC-to-DCUnknown — not stated by the source
Input voltageDiffers90 - 264 V100–240
Output powerDiffers36 W135 W
Output voltageDiffers12 V20 V
Output currentDiffers3 A6.75 A
EfficiencyKnown for one87.4%Unknown — not stated by the source
Power protection featuresKnown for oneOver current, Overheating, Overload, Surge protectionUnknown — not stated by the source
Input frequencyKnown for oneUnknown — not stated by the source50/60 Hz
Designidentical
Product colourBlackBlack
Operational conditionsidentical
Operating temperature (T-T)Known for one-10 - 55 °CUnknown — not stated by the source
Operating relative humidity (H-H)Known for one0 - 90%Unknown — not stated by the source
Certificatesidentical
CertificationKnown for oneCEUnknown — not stated by the source
Weight & dimensions4 differ
Cable length1.5 m1.5 m
WidthDiffers51.1 mm140 mm
DepthDiffers101.5 mm70 mm
HeightDiffers71.6 mm25 mm
WeightDiffers175 g340 g
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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