Product Description The Stenner Peristaltic Pump 45MFL5A1SUAA delivers precise, fixed-rate solution injection for diverse water treatment applications. This ETL-tested Classic Series single-head pump meets ANSI/NSF Standard 50 requirements, making it ideal for commercial pool sanitization when paired with compatible controllers. Beyond pool maintenance, it excels in drinking water disinfection for residential and animal health applications, as well as pH adjustment, oxidation control, and scale prevention. Its reliable peristaltic metering mechanism ensures consistent dosing, while its versatile design accommodates proportional dosing systems for professional installers and facility operators seeking dependable chemical injection solutions. Stenner Model: 45MFL5A1SUAA Stenner 45MFL5A1SUAA Single Head Fixed Output Chemical Injection Pump, 25 PSI, 50GPD, 120V, 60 Hz, 0.25" W Features: Self-Priming, Electromechanical Installation accessories inlcuded Output determined by motor rpm and pump tube UV black suction/discharge tubing for outdoor installation Flow indicator available to view solution pumping 3/8” suction/discharge does not affect output Injection fitting is designed to 1/4” or 3/8” NPT Confirm compatibility with Chemical Resistance Guide Confirm application pressure & output prior to choosing model options Available pre-mounted to tank, go to Tank Systems Specifications Line: Single Head Fixed Output: 50 GPD Pressure: 25 psi max. Voltage: 120V Hertz: 60Hz Tube Size & Color: 1/4" White Tube Material: Santoprene®