Hi @Clocker
SMA and QCells is a good combination. Also seems like a reasonable price. Why are you getting a ground mount system? Presumably no roof available. Seems like a good transparent quote too.
Good luck, would love to see the end result.
Cheers
Marty
https://www.cleanenergyreviews.info/solar-installers/new-south-wales/sydney
https://www.cleanenergyreviews.info/solar-installers/canberra