NASTEC SUND – Solar Swimming Pool Pumps

The NASTEC SUND 50 is a hybrid solar pool pump designed for efficient daily circulation using solar energy, with AC support when needed.

Direct solar (PV) powered – no battery required
COMBO mode: connect up to 8 pumps in cascade
Variable speed inverter for maximum MPPT efficiency
Bluetooth connectivity for monitoring and control
Design, Engineering & Assembly 100% in Italy 🇮🇹

Its unique COMBO mode allows up to 8 SUND pumps to be connected together via RS485, operating in cascade to serve large pools and commercial installations where a single pump is not sufficient.