Stenner 85MHP40 (85MJH7B1STAA) Adjustable Dosing Pump 40 GPD 100 PSI 220v
Original price was: $840.63.$499.52Current price is: $499.52.41% OFF
The Stenner 85MHP40 (85MJH7B1STAA) Peristaltic Metering Pump, part of the Classic 85 Series, delivers accurate and reliable chemical dosing for residential, commercial, and industrial water treatment applications. Rated for up to 40 GPD at 100 PSI, this 220 VAC peristaltic dosing pump provides consistent chemical injection for disinfectants, pH control, chlorine, acids, and other water treatment chemicals.
Built with a durable Santoprene pump tube and a chemical-resistant universal pump head, the pump offers dependable performance in continuous-duty applications. Its adjustable manual feed-rate control allows operators to set chemical output from 5% to 100% in 2.5% increments, providing precise dosing for a wide range of chemical feed systems.
The Stenner 85MHP40 features a self-priming design that handles off-gassing chemicals and can run dry without damage. It includes an injection fitting, foot valve, tubing, and mounting hardware for easy installation. Its low-maintenance design makes it an excellent choice for water treatment, wastewater treatment, cooling towers, boiler systems, fertigation, pool and spa maintenance, and industrial chemical injection.
Technical Specifications
| Specification | Details |
|---|---|
| Brand | Stenner |
| Model | 85MHP40 (85MJH7B1STAA) |
| Series | Classic 85 Series |
| Pump Type | Peristaltic Chemical Metering Pump |
| Flow Rate | Up to 40 GPD (Approximately 151 LPD) |
| Maximum Operating Pressure | Up to 100 PSI (26–100 PSI Operating Range) |
| Power Supply | 220 VAC, 60 Hz |
| Control Type | Adjustable Manual Output (5%–100% in 2.5% Increments) |
| Dosing Method | Peristaltic (Tube-Based Metering) |
| Self-Priming | Yes; Handles Off-Gassing Fluids and Can Run Dry Without Damage |
| Pump Head | Universal Chemical-Resistant Pump Head |
| Pump Tube Material | Santoprene |
| Connections | 1/4″ OD White Tubing |
| Chemical Compatibility | Suitable for Common Water Treatment Chemicals |
| Typical Applications | Water & Wastewater Treatment, Cooling Towers, Boiler Systems, Pool & Spa Chemical Feed, Fertigation, Agricultural Dosing, and Industrial Chemical Injection |
Precision and Reliability with the Stenner 85MHP40 Pump
The Stenner 85MHP40 (85MJH7B1STAA) delivers accurate and reliable chemical dosing for a wide range of water treatment applications. Its self-priming peristaltic design also handles off-gassing chemicals, including chlorine and peracetic acid, without losing prime.
In addition, the adjustable feed-rate control lets operators set the output from 5% to 100% with precision. As a result, the pump easily matches changing system requirements. It can also run dry without damage, which helps extend service life and reduce maintenance.
Furthermore, the universal pump head allows fast servicing and easy conversion across compatible Stenner models. The tool-free tube replacement design also simplifies routine maintenance and minimizes downtime.
Water Treatment Supply offers the Stenner 85MHP40 for professionals who need dependable chemical injection equipment. Consequently, this pump performs well in water treatment, agriculture, cooling towers, boiler systems, and other industrial chemical feed applications.
Included Components
The 85MHP40 Stenner Dosing Pump comes equipped with everything you need for installation and operation:
- 3 Connecting Nuts
- 3 Ferrules
- 1 Injection Check Valve with Duckbill
- 1 Weighted Suction Line Strainer
- 20 Feet of Suction and Discharge Tubing
- 1 Additional #7 Pump Tube
- 2 Additional Latches for Cover
- 1 Mounting Bracket
- 1 Manual
Specifications and Use Cases of the Stenner 85MHP40 Adjustable Dosing Pump
The Stenner adjustable dosing pump 40 GPD combines advanced engineering with ease of use, delivering quiet operation and superior reliability.
Use Cases & Industry Applications:
- Water Treatment Systems: Accurate feed of chlorine, disinfectants, or pH adjusters for municipal, industrial, and residential systems.
- Cooling Towers & Boilers: Reliable dosing of biocides, antiscalants, and corrosion inhibitors to maintain system efficiency.
- Agricultural & Fertigation Systems: Consistent injection of fertilizers, acids, and micronutrients for improved crop health.
- Pool & Spa Maintenance: Automates chlorine or bromine feed for crystal-clear, safe swimming environments.
- Industrial & Manufacturing Applications: Perfect for dosing chemicals in plating, food processing, or wastewater treatment solutions.
No replacement parts listed for this item yet.
H2: FAQs
- What is the flow rate of the Stenner 85MHP40?
It delivers up to 40 gallons per day (GPD) at pressures up to 100 PSI, ideal for precise dosing applications. - Is the 85MHP40 pump self-priming?
Yes, it’s self-priming against its maximum working pressure and can pump off-gassing solutions without losing prime. - Can this pump run dry?
Yes. The peristaltic design allows it to run dry without damage, ensuring reliability and longevity. - How can I adjust the dosing rate?
The output control allows you to adjust the feed rate from 5% to 100% in 2.5% increments using the control dial. - What’s included with the pump?
Each unit includes connecting nuts, ferrules, suction/discharge tubing, an injection check valve, a weighted strainer, and an extra pump tube for easy installation and maintenance.
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