Compatibility
The four adapters that cover most US EVs.
AC and DC adapters look similar and are not interchangeable. Here is what each one does, which cars it fits, and where it is unsafe to use.
NACS
CCS1
NACS-to-CCS1 adapter
Lets a CCS1 car charge at Tesla Superchargers
Compatibility
NACS
J1772
NACS-to-J1772 adapter
Lets a J1772 car use a Tesla home or destination charger
Compatibility
J1772
NACS
J1772-to-NACS adapter
Lets a Tesla use J1772 chargers
Compatibility
CCS1
NACS
CCS1-to-NACS adapter
Lets a Tesla charge at CCS1 fast chargers
CompatibilitySafety first: adapters carry high current for hours. Buy an OEM or UL/ETL-listed unit rated for the full amperage, and never use a DC adapter on an AC charger (or the reverse). A cheap adapter that fits is not the same as an approved adapter that works.