Chargers with outputs of up to 3 kW are generally considered as slow chargers, 7 - 22 kW are considered fast chargers and rapid chargers are available in AC or DC outputs.
Polnilne postaje z močjo do 3 kW se običajno štejejo za počasne, 7–22 kW veljajo za srednje hitre, na voljo pa so tudi hitre polnilnice z AC ali DC izhodi.