There are two packs, one forward and one aft, each 53 kg (~117 lbs) for a total of 106 kg (~234 lbs).
For comparison, the same weight of avgas (39 gal) will fly a Cessna 172 for just under 4 hours with reserves (assuming 9 gph), compared to the the Alpha’s 60 minutes.
For comparison, the same weight of avgas (39 gal) will fly a Cessna 172 for just under 4 hours with reserves (assuming 9 gph), compared to the the Alpha’s 60 minutes.