| Production information
R1-series astromech droid
|Chronological and political information|
R1-T4 was an R1-series astromech droid produced by Industrial Automaton. R1-T4 was programmed with coded information pertaining to the location of Emperor Palpatine's hidden weapon stores. The droid was part of a cargo shipped to Janelle Serap on Seikosha from Simms Jonndril sometime after the Battle of Endor.