Stenner 85MHP40 (85MJH7A1STAA) Adjustable Dosing Pump 40 GPD 100 PSI 115v

Product Short Description The Stenner 85MHP40 adjustable dosing pump delivers accurate and reliable chemical injection for water treatment, industrial, and residential applications. With a maximum output of 40 GPD at 100 PSI, this peristaltic pump provides consistent dosing with simple manual adjustment. Part of the Stenner Classic 85 Series, this pump features a self-priming peristaltic design that handles off-gassing chemicals, runs dry without damage, and maintains prime for stable performance. As a result, it reduces maintenance and ensures dependable operation in continuous-duty systems. Operating on 115V power, the Stenner 85MHP40 dosing pump is ideal for chlorine injection, pH control, cooling towers, and irrigation systems. Its durable construction and easy installation make it a trusted solution for precise and low-maintenance chemical dosing. Technical Specifications Specification Details Brand Stenner Model 85MHP40 (85MJH7A1STAA) Series Stenner 85 Series Pump Type Adjustable peristaltic dosing pump Pump Head Single head Maximum Output 40 GPD Maximum Operating Pressure 100 PSI Output Control Adjustable from 5% to 100% Adjustment Resolution 2.5% increments Self-Priming Yes Run-Dry Capability Yes Power Supply 115 / 120 VAC, 60 Hz Tubing Size 1/4″ Pump Tube Material Santoprene Chemical Compatibility Suitable for common water treatment chemicals Mounting Options Wall or floor mount Included Bracket Yes Weight Approx. 9 lbs Typical Applications Water treatment, pool & spa, irrigation, industrial chemical dosing