Chemical selector valve has 3-way setting: off, prime, and chemical. Fits most Prochem, BLUEline, HydraMaster and Sapphire Scientific truck mount units.
This 1/8" female pipe thread chemical metering valve will fit most Prochem, BLUEline, Sapphire Scientific and HydraMaster units.
This recovery tank level kill switch can also be used as the pump-out activation switch. This switch fits most BLUEline and some HydraMaster units.
Single pole, single throw rocker switch .