With a presence in the market for more than 50 years, VOLTER - Albuquerque & Freitas SA, forms part of a group of companies that manufactures Hydraulic Equipments, Electro-electronic products and Solar Energy Systems, for construction, domestic use, agriculture and industry. see more →

Our technical and sales departments are always available to provide any explanation or further information required.

Hydraulic Equipments

Complete range of Electric Pumps and Tanks for Pressurised Water. More than 700 models. more about Water Technology →

Solar Thermal Energy

Complete Systems, NAU brand, with the latest German technology.
more about Solar Energy Systems →

Electric and Gas Water Heaters

For hot water and central heating.
Capacities: 30, 50, 60, 80, 100, 200 and 300 Liters.
more about Water Heaters →

Electrical and Electronic Materials

Electrical Conductors, Control and Protection Devices for single-phase and three-phase installations. more about Electrical and Electronic Materials →