What are some hydrogen generator models for automobiles?

Some hydrogen generator models for automobiles are the S-7 hydrogen car kit and the D-7 hydrogen car kit. Additionally, the S-20 hydrogen generator kit and the D-20 and D-24 hydrogen generator diesel kits are for small trucks, motor homes and commercial vehicles.

The S-7 hydrogen car kit is used for vehicles that have four- and six-cylinder engines or the 4.9-liter engine size, whereas the D-7 hydrogen car kit is designed for eight- and 10-cylinder engines or 5.0- to 7.9-liter engine size. Both the kits are made of polyethylene for increased durability. The former works with 12-volt vehicles only, whereas the latter is suitable for 14-volt engines.