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Rectangular black 90W power adapter with cable

Ruth's sister

Ruth's sister 20V 4.5A 90W AC adapter for X1 Carbon 4th Gen 2016 Savior 14-ISK 15-ISK 45N0237 45N0238

SKU CH-XSHN-69QH6

Replacement 20 V 4.5 A 90 W power adapter for X1 Carbon 4th Gen 2016 and Savior 14‑ISK 15‑ISK laptops

  • Delivers 90 W output for reliable charging
  • 20 V 4.5 A rating matches original specifications
  • Compatible with X1 Carbon 4th Gen 2016 models
  • Replaces part numbers 45N0237 and 45N0238

90 W AC adapter for X1 Carbon and Savior models

This 20 V 4.5 A power supply delivers 90 W for the X1 Carbon 4th Gen 2016 and Savior 14-ISK 15-ISK laptops. It replaces part numbers 45N0237 and 45N0238. The unit is supplied new and ready for immediate use.

Buyers needing a different voltage or connector

This adapter provides a fixed 20 V output with a 4.5 A rating. It will not suit devices that require another voltage, a higher current or a different plug type. Check the original charger label before ordering.

How it compares

Measured against everything we stock in Laptop Chargers & Batteries, at today’s prices. Recalculated every night.

Price $21.99
Cheaper than about 68% of the 27,790 comparable items (median $30.99).

Specifications

No published specifications for this item yet.

Questions about this item

Will the 90 W rating keep an X1 Carbon 4th Gen running and charging at the same time?

Yes, the 20 V 4.5 A output delivers 90 W, which matches the power requirement for simultaneous operation and battery charging on the X1 Carbon 4th Gen.

Does the barrel connector on this adapter fit the 45N0237 and 45N0238 port specifications?

The adapter is built to the 20 V 4.5 A 90 W specification used by part numbers 45N0237 and 45N0238, so the connector matches those models.

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