électricité et électronique / transformateurs lista de empresas de importación y exportación de chine

PTC air heater is one kind of heater that are able to maintain automated temperature control and power saving. It depends on PTC elements as its heating resources, and corrugated plate made of aluminum alloy as its radiator. The heaters are processed by conglutination and welding. Heat resistant plastic (PPS) frame is equipped for more easy installation for final applications.