When it comes to power supplies, according to the outer enclosure material, they can be divided into plastic enclosure power supplies and metal enclosure power supplies.
In general, the power supply within 180 watts can be a plastic enclosure, above 180 watts, Super Dragon recommends a metal enclosure.
As for plastic enclosure power supplies, there are two types. Both Wall Mount power supplies and Desktop power supplies are one kind of the external power supply. Nowadays, those phone chargers (USB charger / PD charger / GaN charger) are also belong to Wall Mount power supplies.