Poolweb Pool Automation Chemical Pumps Poolweb #85MJL1A2STAA
85M1 Adjustable Flow Pump - 25 PSI 5 GPD 120 Volt - 1/4 Inch UV Tubing 85M1 Adjustable Flow Pump - 25 PSI 5 GPD 120 Volt - 1/4 Inch UV Tubing
  • 85M1 Adjustable Flow Pump - 25 PSI 5 GPD 120 Volt - 1/4 Inch UV Tubing
  • 85M1 Adjustable Flow Pump - 25 PSI 5 GPD 120 Volt - 1/4 Inch UV Tubing
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Poolweb #85MJL1A2STAA

85M1 Adjustable Flow Pump - 25 PSI 5 GPD 120 Volt - 1/4 Inch UV Tubing

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Ships after Oct 10, 2022
$391.26 $391.26 & Free express shipping!
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Product Information


This single head Stenner pool chemical pump #85MJL1A2STAA provides reliable chemical feeding for your swimming pool. This model 85M1 series pump is an adjustable flow pump that has the potential of delivering 5 gallons of chemicals per day under a maximum pressure of 25 PSI. This 120 volt pump is able to prime liquid chemicals up to 25 feet away and will never lose prime.

Included with this pump is 20 feet of 1/4 Inch suction/discharge tubing used to connect the pump to the chemical tank and injection site. This black tubing is UV protected for installation in an environment where this tubing could be exposed to the sun.

This pump is provides an adjustable feed control system to control the feed of this pump to from 100% to 5% of its rated gallons per day in increments of 2.5 percent. It includes an external dial ring that can be turned to achieve the correct feed rate.

Included in the box with this pump is the suction and discharge tubing, weighted suction strainer, injection fitting, nuts and ferrules as well as a replacement internal tube and mounting bracket. Everything you need to for a standard installation of this pump is included.

Stenner chemical transfer feed pumps are one of the easiest pool chemical feed pumps to install and maintain. Over the last 60 years, Stenner has manufactured a simple and reliable chemical pump that is relied upon by commercial swimming pool facilities throughout the US.

Product Features

  • Adjustable output potential of 5 gallons of chemical per day.
  • Includes 1/4 Inch Suction and Discharge Tubing.
  • 120 volt double head pump.
  • Quick and Easy to Service and Use.
  • Commercial grade components conform to ANSI/NSF STD 50.

Stenner Single Head Adjustable

Flow Rate Output Chart 25 psi (1.7 bar) maximum Approximate 20:1 turndown, 2.5% increments
Model Item
No. Prefix
Tube #
per Day
per Hour
per Minute
per Day
per Hour
per Minute
per Day
per Hour
per Minute
85 Series Approximate Output @ 60Hz Approximate Output @ 50Hz
85MP1 85MJL1 #1 0.3-5.0 0.01-0.21 0.03-0.44 1.1-18.9 0.05-0.79 0.76-13.13 0.9-15.1 0.04-0.63 0.52-10.49
85MP2 85MJL2 #2 0.8-17.0 0.03-0.71 0.07-1.51 3.0-64.4 0.13-2.68 2.08-44.65 2.4-51.5 0.10-2.15 1.67-35.76
85MP3 85MJL3 #3 2.0-40.0 0.08-1.67 0.18-3.55 7.6-151.4 0.32-6.31 5.27-105.14 6.1-121.1 0.25-5.05 4.24-84.10
85MP4 85MJL4 #4 3.0-60.0 0.13-2.50 0.27-5.33 11.4-227.1 0.48-9.46 7.92-157.71 9.1-181.7 0.38-7.57 6.32-126.18
85MP5 85MJL5 #5 4.3-85.0 0.18-3.54 0.38-7.55 16.3-321.8 0.68-13.40 11.32-223.40 13.0-257.4 0.54-10.73 9.03-178.75

Technical Specifications

Product CategoryChemical Pumps
Poolweb Item #85MJL1A2STAA
Lead Time2 days (if out of stock)
Shipping Weight9.0 lb

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Standard ground shipments may be delivered sooner depending on where you are located, and the shipping method used to ship your order. Combining multiple items onto the same order can change the delivery date and expedited shipping costs, especially if the other items are not available for immediate shipment. Transit time is calculated in business days and does not include Saturday and Sunday.

Due to significant demand on swimming pool parts and equipment, we cannot guarantee out of stock items will be available for immediate shipment. If your order must arrive to you by a certain day, please contact us first and we will provide you with a more definitive shipping and receipt of your order.

Return Policy

This item can be returned within 30 days of order. See return policy for details and how to place a return.

Poolweb Guarantee

This item qualifies for a one-year Poolweb.com guarantee. Poolweb guarantees that the item you receive will function as advertised for one year. See the Poolweb Guarantee for more details.

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