Gruppo valvola di espansione di ricambio De Dietrich 7778017

The expansion valve assembly is a vital spare part that regulates refrigerant flow into the evaporator, controlling the cooling or heating capacity of the system. This pre-assembled unit ensures precise metering and efficient operation. It is commonly used in boiler and burner systems where accurate refrigerant control is necessary for optimal performance. Suitable for maintenance and repair of various heating equipment components.