The restrictions will not apply to legitimate Libyan businesses such as fishing crews, an EU statement said.
It is not clear how the EU will check that such exports do not end up in the wrong hands in the lawless country.
Meanwhile Luxembourg has warned that EU funds may be helping to drive refugees and migrants into Libyan "concentration camps".
Many of those exploited by people-smuggling gangs in Libya have suffered brutality, including sexual abuse. The country is plagued by violence and lawlessness.