List of available X-Com reactors
From benscondo.wiki-rpg.com
Draco's Ship (Alien Vessel-00)--6 rod reactor
Bunker November--4 rod reactor
Firestorm (Alien vessel-01)--2 rod reactor
Alien Base-03 (Outside of Elma, WA)--4 rod reactor
Bunker Alpha (Area 51)--4 rod reactor