Kelly Aerospace Offers Dual Alternators for Skylanes

The FAA has granted a Supplemental Type Certificate (STC) to Kelly Aerospace Thermal Systems to install a dual 95-amp alternator kit in Lycoming-powered Cessna 182 and Turbo 182 singles. The system provides redundant electrical power for a weight increase of only 23 pounds. For more info, go to

Mark Phelps is a senior editor at AVweb. He is an instrument rated private pilot and former owner of a Grumman American AA1B and a V-tail Bonanza.

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