Tandem industrial competitor station, composed as follows: 2 twin-cylinder engines, 2 x 4 kW, 1400 rpm, 12 bar Suction flow rate 1156 l/min, effective flow rate 878 l/minute 1 aftercooler with condensate filter ACA 01 C 1 x 300 l compressed air tank, 16 bar, with condensate drain valve and safety valve 1 x DSB 012 refrigeration dryer with condensate drain valves 1 pre-filter and 1 fine filter 1 control box with automatic star-delta starter for tandem, 380 V; works perfectly except 1 cylinder makes a little noise