← Glossary
OBU
On-Board Unit
An On-Board Unit (OBU), sometimes called On-Board Equipment (OBE), is the in-vehicle device that communicates with roadside or satellite systems to identify a vehicle and charge tolls automatically, enabling free-flow (barrier-less) tolling.
See how RUCLabs does this: Tessera Toll-PlatformTalk to a toll road IT expert.