Smart solar tech a national security risk: opposition

The opposition warns most solar inverters connected to the internet pose a national security risk. (Lukas Coch/AAP PHOTOS) (AAP)

The country's solar network could be exposed to hacking risks from overseas, the opposition has warned.

The coalition said a review of solar systems found nearly 60 per cent of smart inverters, which connect solar panels to the internet, had been made by Chinese firms that fall under the country's national intelligence laws.