The Blue Nova Compact Power Station is an easily installed solution to load-shedding. The built-in Lithium Iron battery has a capacity of 2.8kWh (units) while the inverter can deliver 2.4kW, enough to keep you router, computer and a few lights operating through load-shedding (this may be dependent on your computer). The lithium iron battery has a three year warranty and an expected life of over 5000 cycles at 50% DOD. While not necessary, you can connect 145V/1500W solar panels to the unit to charge your battery with green power.
Requires DB to be segregated by a qualified electrician with circuit breakers and a changeover switch.