Ibrahim Abu Ali, 33, a resident of Yatta, Hebron, was arrested by Negev Police after they found several explosive devices in a business under his name.
He is suspected of possession and manufacture of weapons, ammunition or explosives, possession of weapons and conspiracy to commit a crime.
The explosive charges were seized in the business he held, not far from his house. In his interrogation he denied that the explosive charges were his. The Be'er Sheva Magistrate's Court extended his remand by five days.