Good quality Coil Cleaning Machines - Electric Refrigeration Oil Charging Pump R6 – Wipcool

This heavy-duty oil transfer pump is ideal for charging oil in or adding oil to large systems.
With a 3/4 HP electric motor directly coupled to a fixed-displacement gear pump, oil can be pumped into your system even while in operation.It is suitable for all kinds oil, especially for high viscosity oil under low temperature conditions;
Built-in thermal-overload protected with a flexible waterproof cover on the reset button and on/off toggle switch and is CE approved.
“The R6′s flowrate is 350L/h it is not only for regrigeration oil transfer, it also can be used for any oil transfer(expect of gasoline)”
A ball-type check valve is installed at the pump outlet to prevent oil or refrigerant from flowing back in case of a power failure or breakdown.