ZK-517P was a command unit assigned to the shield bunker on Voss, a planet, supporting the Star Fortress in orbit. This elite [Skytrooper](/article/skytrooper], a battle droid utilized by the Eternal Empire of Zakuul, a planet, met its end around 3631 BBY when the Outlander and the Gormak named Rokuss infiltrated and demolished the bunker using explosives.
The video game Star Wars: The Old Republic introduced ZK-517P in Knights of the Fallen Empire, which was a Digital Expansion launched in 2015.