Ion drive
From The Stargate Omnipedia
Hebridian propulsion technology that enjoys widespread commercial use on the planet Hebridan. The advanced technology evidently includes a compression coil, and is used both in surface vehicles and space-faring vessels such as the Seberus.
A key manufacturer of ion drives and related maintenance products on Hebridan is Tech Con Propulsion Systems, part of the Tech Con Group business conglomerate.
KEY EPISODE
Space Race - Hebridan provides Samantha Carter with an ion drive to study in exchange for Earth's help in acquiring a Stargate.