AC Chargers comes from 3kw to 22kw . 3 and 7 kw single phase 220volt 11 and 22 kw three phase 380 volt Charging time depends on the onboard charger power inside the car and the selection of EV should equivalent to the power of onboard chargers ( also should Make load study for the house if you want install chargers in houses ) AC chargers comes ( wall mounted , floor standing and portable) DC chargers ( fast chargers) comes from 30 kw to 500 kw Charge the car battery directly Fast charging not recommended to use usually DC chargers use in gas stations highways. EV CHARGERS manufacturer ABB, Schindler, Siemens, legend, EVbox ,WALLBOX. there is alot of Chinese manufacturers but should take car about the brands Prices for AC chargers from 250 $ to 2500 $ DC 3000 $ to 250000$