The TP-40 Fusion Pulsed Driver is the mainstay of Telian Space Protectorate fleet, as well as many Telian industrial and commercial spacec Telian. It is the most popular engine for spacecraft in the medium to large range. With tremendous mounting flexibility, the TP-40 is relatively easy to maintain, and has a long service life, often a major consideration for spacecraft builders. This driver is designed and manufactured by the Vaaliv Tech corporation, of Telios Prime.