If you looking at something to plug into AC.
For all your DC power needs...
http://www.amalgen.com.au/dc_power/linear_regulated.asp
I bought an 18v 5amp to power the Losmandy Titan -
http://www.amalgen.com.au/dc_power/l...lated_2183.asp
and a 12v 10amp for all the accessories - due heaters, robofocuser, gps, etc, etc.
http://www.amalgen.com.au/dc_power/l...lated_2971.asp
They are exceptional power supplies.