1. According to the driving mode, it is divided into: independent type and non-independent type.
The independent type used for large and medium-sized passenger cars and truck. And it has a dedicated engine-driven compressor, large cooling capacity.
The non-independent type mostly used for small passenger cars,mini buses and cars. And its air-conditioning compressors driven by car Engine, cooling performance is affected by the engine work. Its advantages are simple structure, easy installation and arrangement, and low noise.
2. According to the control mode, it is divided into: automatic adjustment and automatic adjustment of microcomputer control.
3. According to the air-conditioning performance, it is divided into: single function type and multifunction type.