The Mag Drive 500 Series pumps feature a patented seal-less, magnetic drive design that reportedly provides zero leakage for the most critical applications. These pumps can handle toxic, aggressive, caustic or even flammable and explosive fluids. This proprietary progressing-cavity mag drive pump use the latest technology to ensure operator safety, eliminate work place hazard and protect the environment from contamination.. The pumps feature pulsation-free, low sheering pumping action, no vapor locking when handling gaseous or volatile liquids. Flow rates range from 0.1 gallon per hour to 900 gallons per hour.