[NSW, SA, QLD] NEW Customers Only: 41.93 Kwh Fox ESS Eq4800 Solar Battery from $5,199 @ Aussie Solar Batteries
https://www.ozbargain.com.au/node/925016
Still one of the most insane uplifts I've ever seen, a 40kwh battery for 5-7k depending on inverter size
3 years ago it was 14-15k for 13kwh or lower