Drop-vault

Drop-vaults are vast orbit-to-ground landing vessels, used by the Collegia Titanica to deploy and recover their Titans on worlds.^[1]

Source

Adeptus Mechanius Fleet
Battleships	Ark Mechanicus • Emperor • Retribution • Oberon • Explorator
Cruisers	Adeptus Mechanicus Cruiser • Lunar • Tyrant • Gothic • Dictator • War Barge • Tritonos • Macroclasm
Light Cruisers	Adeptus Mechanicus Light Cruiser • Endeavor • Endurance • Defiant • Secutor • Lathe • Artillery Barque
Escorts	Firestorm • Nova • Gladius • Sword • Deimos • Falchion • Cobra • Hunter
Attack Craft	Fury Interceptor • Starhawk Bomber • Shark Assault Boat
Transports/Landing Craft	Macro Transport • Heavy Transport • Lifter Barge • Conquesitus Ark • Coffin Ship • Titan Barque • Knight Transport • Invasion Lander • Drop-Cathedral • Drop-Vault • Drop-keep • Khobol • Conveyance Vault • Siege Crucible
Support Craft	Ark Class • Explorator Vessel • Magnellic • Eradication Ark • Explorator Ark • Goliath Class Factory Ship • Megiron Class Forge Vessel • Goliath Class Forge Tender • Capacitar Ship • Salvator Ark • Scavenger Scow • Reclamator craft • Extractor Scow
Planetary Aircraft	Avenger Strike Fighter • Lightning Fighter • Thunderbolt Fighter • Storm Eagle Gunship • Vulture Gunship • Archaeopter • Lysander Targeting Craft