... unit,heat exchanger,air cooled heat exchanger,air to air total heat exchanger, used in cont heat exchanger,air cooled heat exchanger,air to air total heat exchanger,used ... -48 cabinet air to air &heat exchanger Model NOYAK80N-48heat exchanger capability w/k80Grade of Protectionoutside IP55 ... conditioner,air chiller,cooling unit,heat exchanger,air cooled heat exchanger,air to air total ...