I know of Two 28 volt air conditioning systems installed and flying in
L4PT's. Both made by AERO COOL (www.flybymike.com). They have 2 HP motors and
draw lots of amps but it is worth it. I think both planes will be at OSH. The
Lancair factories turbine and N401PT just for your information.

Jim Hergert
N6XE, "An Sex Y" L4P