The encounter took place in course of a routine patrol in the naxal-infested areas of the district.
Superintendent of Police, Anup T Mathew said around 100 rounds each was fired from both end but there was no report of any casuality.
The security personnel comprising of Jharkhand Jaguar and SSB recovered 72 pieces of gelatine sticks, Maoists literature and uniforms, bags, medicine kits and daily core items, he said.
One person, Sambhunath Dehri (25) was detained for interrogation, he said.