water-sampling recirculation-system RMA 6 with tank and float switch, problem-free disposal of pure or slightly contaminated water when no tray is available, as well as for the return of sampling water. Tank made of polyethylene with a capacity of 100 liters. Lid with integrated vent, including pump, float switch, and check valve. Ready for connection with 3 m cable and plug. Voltage: 230 V, Power output: 0.20 kW.