Refrigerated Oil-cooler is used to maintain required Temp of Hydraulic oil in hydraulic machines. Circulation pump of Hyd. Oil cooler circulates oil from sump of Hyd. Machine to heat exchanger of oil cooler, thus maintains Temp. of Hyd. Oil , helps to retain properties & life OF HYDRAULIC OIL. Capacity Air-cooled models 3000 K/cal to 15,000 K/cal. Water -cooled models 15000 K/cal to 45,000 K/cal. Features In built circulation Gear-pump. Plate heat exchanger for compact design Works in high ambient temp up to 50⁰C.