{"$h":{"$T":"What do solar panels cost in Sullivan County, TN?","$U":"In Sullivan County, TN, the mean cost per watt for solar panels as recorded in August, 2025 is $3.46/W. A 5 kW solar panel system will cost you around $12,110 in Sullivan County, TN after the federal tax credit is applied.","$V":"b"},"$W":"dp"}