An off-duty NYPD school safety agent and his brother were busted for drugs and guns in their Brooklyn pad Wednesday, cops said.

Police were executing a search warrant in the Fort Greene home of school employee Edward Fant, 36, and found a gun and marijuana, authorities said.

Fant’s brother, Furdell, 41, was also taken into custody.

Both were charged with criminal possession of a weapon and criminal possession of marijuana, cops said.