Sub-Divisional Police Officer Nishit Priya said the incident occurred at Dhanuki village under Sarmera police station when the victims were irrigating their land.
The four - Anil Rawat (40), Anuj Rawat (35), Vilas Das (50) and Shyampghal Ravidas (45) - suferred severe burn injuries after the wire touched them.
They died during treatment at a hospital.