, connectors Potentiometers, rheostats Relays, solenoids, circuit breakers RX400 is a blend of advanced solvents forming a fast acting cleaner for use on electrical/electronic contacts... degreasing Cleaning electromechanical assemblies and parts Degreasing motors, pumps and generator parts Removing oxidation from relays, solenoids and circuit breakers Reworking... boards Relays and controls Connectors and contacts Business equipment Potentiometers and rheostats Motors and brushes Switches RX3200 is a highly effective general purpose wash...