Could you please advise if the following quote is reasonable and also comment on the invertor ( sunnyboy)and 21 solar panels, 6.6kw system.
The quote currently comes to $8,500. Installed with Qld rebates.
PV System - Supply & Install of Solar PV System
QCells - Q.PEAK-G4.1 310W- MONO Panels - 12 Year Structural & 25 Year Linear Warranty
SB5.0-1AV-40 - SMA 5.0kW - 10 Years Parts Warranty & 5 Year Parts & Labour Warranty
Titan Solar - Tin-Colourbond Per Kw- Racking & Rail - 10 Years Manufacturers Warranty