With the help of solar collectors, solar heat can be transported through a water/glycol circuit to the potable hot water or buffer tank.

The pump groups for solar thermal tubra®-PGS and the solar transfer stations tubra®-ÜSTA are available in versions with and without electronic control for collector areas from 5 m² to 260 m² by cascading.

• compact modular design
• with speed-controlled high-efficiency pump
• controls with pre-programmed systems for storage tank stratified charging with one or two switching valves