AC Adapter, 90W, 19.5V, 3

The Dell 4DYCT is a 90 W external AC adapter for powering and charging Dell notebooks. It delivers 19.5 V at 4.62 A, with a rated output of 90 W, for use with the specified notebook variant.

Its straight, round DC plug has a center pin. The connector measures 4.5 mm outer diameter and 2.9 mm inner diameter, helping identify this particular connector type when checking compatibility.

Dell lists a three-prong mains plug and a 2 m power cable. The distributor identifies the included mains lead as a three-pole C5 cable. A rubber strap helps keep the cable together, while an LED ring sits on the DC connector.

The adapter is intended for notebook use, supplying external power while charging the computer’s battery. Its stated purpose and connector dimensions apply to the Dell 4DYCT variant.