ZK-094R functioned as the command unit for the shield bunker located on the planet Belsavis. This bunker provided support to the Star Fortress of the Eternal Empire that orbited the planet. ZK-094R itself was a high-ranking Skytrooper, a kind of battle droid utilized by the Eternal Empire of Zakuul. In approximately 3631 BBY, the Outlander and the Whiphid named K'krohl infiltrated the bunker, planted explosives, and ultimately destroyed ZK-094R in the process.
BioWare's massively multiplayer online rolepalying video game Star Wars: The Old Republic, which launched in 2011, featured the addition of ZK-094R. The character's inclusion occurred within the Knights of the Fallen Empire digital expansion, which was released in 2015.