Model 50

Model 50-3R: Throw away your timers and continually dose with syringe accuracy. This new concept in pumping around the clock with a timing motor provides precise flow at a low price. The Norprene tube pumps a wide range of chemicals. Each unit is tested to 25 inches of mercury vacuum and pressure to 20 psig. No damage if dry running occurs. Power draw is only 4 watts at 115 volts, 60 Hz. Weight is only 10 ounces, nylon fittings for 1/8" ID inlet and outlet ports.