Manufacturer of electomechanical membrane pumps since 2001. After years, Gisan has become the only company in the world that has completed the entire product line. Having a leader in the local market and subsequently exporting more than 30 countries, RANpump has recently established a sales and service office in Indonesia.

Manufacture 90% of all internal components in 1500 m2 own installation, makes RANpump exclusive with the advantage of having more control over the quality. Gisan has been manufacturing air-operated and electomechanical diaphragm pumps since 2001 After years, Gisan has become the only company in the world that has completed the entire product line. Having a leader in the local market and subsequently exporting more than 30 countries, RANpump has recently established a sales and service office in Indonesia.