This high quality emergency vehicle light bar with special technology design, waterproof, dustproof, seismic design can adapt to the various environment. Built-in the reverse polarity protection circuit, it can protect installation wiring and vehicle elec
CEEG has been working together with DuPont since 1999. CEEG is the first company in China to use DuPont Nomex paper as insulation material to build open ventilated dry type transformer.