Rc252Sc 3 Roller Feeder Pump Chlorinator 1.12 Gpd 120V Rolachem Nsf Features-A quickrelease cover for fast tubing access-Electronic controls for extended motor life-A threeway switch controls Time/OFF/Continuous-Selfpriming pump-Includes Clear Tygon and Black Norprene Squeeze Tubes-30 psi rating-18 ft. suction lift-Pumps operate on 9minute cycles-Maximum amps-2.5 amps.-Up to 500 gal.-Rc252Sc 3 Roller Feeder Pump Chlorinator 1.12 Gpd 120V Rolachem NsfCreated for the Pool and Spa professionals, Pro Series Peristaltic pumps deliver professional quality as well as features that make operation and maintenance simple. The quality is easily seen in the Pro Series' durable plastic construction that is resistant to swimming pool, spa and hot tub chemicals Features-A quick release cover for fast tubing access-A threeway switch control for priming, shock feeding or stopping feed without disturbing your feed rate setting-Selfpriming pump-This model includes both a clear Tygon tube(Chlorine) and a Black Norprene tube(Acid). All others include the clear tube only-30 psi rating-Suction lift-Pumps operate on 9minute cycles-120V or 240V corded or permanent wire-Maximum Amps-2.5-1.12 Gpd Chlorinator