Can the car power supply be converted to 22 volts?

yes.

DC-AC converter can be used to convert DC to 22v AC. If necessary, choose a suitable converter, and pay attention to the following points when purchasing:

1. Selection of input voltage. There are 12 volts, 24 volts and other varieties of converters. According to what kind of voltage the car is, choose the converter with the right voltage.

2. Selection of power capacity. The capacity is too large, which consumes a lot of on-board batteries, and the capacity is too small to meet the working requirements of electrical appliances.

if the power of the electrical appliance is 6 watts, you should leave room for purchase, and you can buy a converter with an output of about 1VA watts.

3. interface selection. Generally output from cigarette lighter socket, pay attention to the interface matching.

Extended information:

On-board power converters are widely welcomed in foreign markets. Because of the high popularity of automobiles abroad, you can use the on-board power converter to connect the battery to drive electrical appliances and various tools to work when you go out to work or travel.

After China's entry into WTO, there are more and more private vehicles in the domestic market. Therefore, the on-board power converter, as a DC-to-AC converter used in mobile, will bring a lot of convenience to your life, and it is a standing automotive electronic equipment. The output of the cigarette lighter through the vehicle-mounted power converter can be 75W, 1W, 15W, 3W to 3W and other power specifications.

the vehicle-mounted power converter with power above 3 w should be connected to the battery through the connecting wire. Connecting household appliances to the output end of the vehicle-mounted power converter can make it as convenient to use all kinds of appliances in the car as it is at home.

The electrical appliances that can be used include: mobile phone, notebook computer, digital video camera, camera, lighting lamp, electric shaver, CD player, game machine, PDA, power tools, car refrigerator and various first-aid electrical appliances for travel, camping and medical treatment.

Baidu encyclopedia-vehicle power converter