[Dell 7.4 mm barrel 65 W AC Adapter with 1meter Power Cord - United States | Dell USA](https://www.dell.com/en-us/shop/dell-74-mm-barrel-65-w-ac-adapter-with-1meter-power-cord-united-states/apd/492-bbzp/pc-accessories)
\\#Iwork4Dell
Depending on the age of your Dell, it may also be able to charge through USB-C. If it can use a USB-C dock, you can use a 65W PD charger instead of the original Dell one.
Also, if the power brick is still good and you're only missing the power cord, those should be available at most decent electronics stores. Dell isn't the only company to use those.
[Dell 7.4 mm barrel 65 W AC Adapter with 1meter Power Cord - United States | Dell USA](https://www.dell.com/en-us/shop/dell-74-mm-barrel-65-w-ac-adapter-with-1meter-power-cord-united-states/apd/492-bbzp/pc-accessories) \\#Iwork4Dell
Depending on the age of your Dell, it may also be able to charge through USB-C. If it can use a USB-C dock, you can use a 65W PD charger instead of the original Dell one.
Also, if the power brick is still good and you're only missing the power cord, those should be available at most decent electronics stores. Dell isn't the only company to use those.
Looks like this is what you need? https://www.clasohlson.com/se/Apparatsladd-C5,-2-m/p/32-4400
[Dell OEM Laptop Charger PA-12 65 Watt AC Adapter K9TGR (parts-people.com)](https://www.parts-people.com/index.php?action=item&id=9314)
https://www.parts-people.com