Origin have 1kilowatt solar power system fully installed for $4,495, after $8,000 goverment rebate and $1,000 renewable energy rebate. So all up it costs about $5 per watt for solar power that is meant to last 30 years. On average 1kw array will produce 6kw hours per day of actual back to grid energy. This makes the total lifetime power 65,700 kilowatt hours. Tarriff
11 is about 15.5 cents per kilowatt hour, so all up 65,700 watt hours is werth $10,183.50. So if you pay more than $85 per quarter on traff 11 it might now actually be cheaper to get solar power.- posted
16 years ago