The utility model discloses a novel water -cooled generator oil ware, including heat exchange box, first cooler bin and second cooler bin, first cooler bin and second cooler bin are located heat exchange box's both sides respectively, and all are equipped with the connecting rod between first cooler bin and second cooler bin and the heat exchange box, first cooler bin and second cooler bin pass through connecting rod and heat exchange box fixed connection, heat exchange box's inside is equipped with the machine oil circulating pipe, and the outside of machine oil circulating pipe distributes along length direction equidistance dislocation and be provided with first conducting strip, heat exchange box's a top fixedly connected with oil tank, and heat exchange box's the 2nd oil tank of bottom fixedly connected with. The utility model discloses a heat exchange speed of machine oil with the cooling water that great improvement has been used in the cooperation of cooling metal mesh, first conducting strip and second conducting strip isotructure, and then make the work efficiency of water -cooled generator oil ware higher.