Stenner Pump 45MJH2A2STAA Classic Series Single Head Adjustable

Stenner 45MJH2A2STAA (Classic Series) is a 120 V single-head peristaltic pump with adjustable output (0.5–10 GPD at up to 100 PSI), ideal for treating well water issues (chlorine, pH, iron, and sulfide control).

• Precise, adjustable dosing: Dial allows output from about 0.5 to 10 GPD (20:1 turndown at 26 RPM) for targeted treatment 

• High pressure capacity: Handles up to 100 PSI—suitable for pressurized systems

• Durable construction: Features Santoprene tube, polycarbonate pump head, and polypropylene fittings for chemical resistance 

• Designed for serviceability: Three-part design (motor, feed control, pump head) allows quick tool-free servicing and tube swaps 

• Self-priming and dry-run capability: Pump won’t lose prime during off-gassing or dry running, and doesn’t require valves 

• Certified safety: Meets NSF/ANSI‑50 and ANSI/NSF‑61 standards for use with potable water—ideal for pools, cooling towers, and drinking water systems