... , finned, can aggrandize the area of radiator, expedite the heat he heat exchange, by the action of the fan, the air can ... high efficiency of radiator.is the best heat exchanger in the market. scope of application:oil pressure system,lubrication system,transmission system, shipping ... fow150L/minWorking pressure≤2MpaFan power130WFan voltageAC220V / 380V/ 50HZ/ 60HZ hydraulic oil cooler heat exchanger