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Product comparison · 2 power adapters & inverters

Dell 9FJNM power adapter/inverter Indoor vs Lenovo 4X21U28839 power adapter/inverter Indoor

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  • 17specifications compared
  • 12differ
  • 5identical
  • 11known for one product only

Key differences

The Dell 9FJNM power adapter/inverter Indoor has 100 W more output power than the Lenovo 4X21U28839 power adapter/inverter Indoor (280 W vs 180 W). The Dell 9FJNM power adapter/inverter Indoor has 12 V more output voltage than the Lenovo 4X21U28839 power adapter/inverter Indoor (48 V vs 36 V). The Dell 9FJNM power adapter/inverter Indoor has 2 A more output current than the Lenovo 4X21U28839 power adapter/inverter Indoor (7 A vs 5 A). Input voltage: 120 - 230 V on the Dell 9FJNM power adapter/inverter Indoor, 100 - 240 V on the Lenovo 4X21U28839 power adapter/inverter Indoor. Operating temperature (T-T): 0 - 35 °C on the Dell 9FJNM power adapter/inverter Indoor, 0 - 40 °C on the Lenovo 4X21U28839 power adapter/inverter Indoor.

  • Input voltage
    • 120 - 230 V
    • 100 - 240 V
  • Output power
    • 280 W
    • 180 W
  • Output voltage
    • 48 V
    • 36 V
  • Output current
    • 7 A
    • 5 A
  • Operating temperature (T-T)
    • 0 - 35 °C
    • 0 - 40 °C
  • Operating relative humidity (H-H)
    • 0 - 95%
    • 8 - 80%
  • Width
    • 78 mm
    • 147.5 mm
  • Depth
    • 23 mm
    • 69 mm

Side by side

Differences highlightedShow differences only
28 specifications
A

Dell

9FJNM power adapter/inverter Indoor

Model 9FJNM

View product
B

Lenovo

4X21U28839 power adapter/inverter Indoor

Model 4X21U28839

View product
Features5 differ
Input voltageDiffers120 - 230 V100 - 240 V
Output powerDiffers280 W180 W
Output voltageDiffers48 V36 V
Output currentDiffers7 A5 A
Brand compatibilityKnown for oneLenovo
CompatibilityDiffersDell Pro Max 16 Plus MB16250 Dell Pro Max 18 Plus MB18250 Dell Pro Max with GB10 FCM1253ThinkPad
Input currentKnown for one4 A
Operational conditions2 differ
Operating temperature (T-T)Differs0 - 35 °C0 - 40 °C
Operating relative humidity (H-H)Differs0 - 95%8 - 80%
Storage temperature (T-T)Known for one-40 - 70 °C
Storage relative humidity (H-H)Known for one0 - 95%
Certificates1 differ
CertificationDiffersIEC AND UL 62368-1UL/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 & dimensions4 differ
Cable lengthKnown for one1 m
WidthDiffers78 mm147.5 mm
DepthDiffers23 mm69 mm
HeightDiffers162 mm22 mm
WeightDiffers700 g510 g
Packaging dataidentical
Package widthKnown for one240 mm
Package depthKnown for one145 mm
Package heightKnown for one52 mm
Package weightKnown for one630 g
Package typeKnown for oneBox
Logistics dataidentical
Country of originKnown for oneChina

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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