Dell HA280PM240 is a 280 W USB-C GaN AC adapter for powering compatible Dell computers. Its USB-C connection is intended for the systems listed for this model.
The adapter’s DC output is 48 V at 5.83 A. These specifications identify the power available for Dell systems specified for the HA280PM240; they do not describe every USB-C charger or Dell adapter.
Dell documentation associates this model with the 16-inch MB16250 and 18-inch MB18250 computer series. A product listing also names the Dell Pro Max with GB10 FCM1253 as compatible. Checking these model references helps match the adapter to the intended computer.
With a 280 W rating, it is intended to power those specified Dell systems through USB-C where AC power is available.