You can set the output cargo stack count in the "Configuration" of the Logistics Station. If you check the "Use Tech Limit", it will automatically default to the maximum cargo stack count allowed by the current unlocked technology.
Unlocks:
+1 Logistics station cargo stack count
Research Consumption
16.0k
Data Volume 28.8M Hashes
Increase the cargo stack count for Planetary Logistics Station and Interstellar Logistics Station.
Unlocks:
+1 Logistics station cargo stack count
Research Consumption
24.0k
Data Volume 43.2M Hashes
Increase the cargo stack count for Planetary Logistics Station and Interstellar Logistics Station.