@solarwindaus I am sorry you've had such unfortunate results. What your report says to me is that the particular GTIs you purchased couldn't withstand generating their rated power continuously. Either that or there's something about how you wired up your system that lead to their early demise. I...
This cries out for a better, lower-profile switch. Use commercial FSRs or make your own with a velostat and foil sandwich. Either can be placed under carpet or floor tile squares for durability.
@solarwindaus I am sorry you've had such unfortunate results. What your report says to me is that the particular GTIs you purchased couldn't withstand generating their rated power continuously. Either that or there's something about how you wired up your system that lead to their early demise. I...