Solar Panel Drops to $1 per Watt: Is this a Milestone or the Bottom for Silicon-Based Panels?
March 2, 2009
A solar power milestone was reached last week when First Solar Inc brought its manufacturing costs for cadmium telluride (CdTe) solar panels down to $1 per watt, eclipsing silicon panels, which are still in the $3 range.
The company estimates that it needs to get manufacturing costs down to $0.65 to $0.70 per watt and other installation costs down to $1 a watt to reach grid parity — goals… read more