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45 Peristaltic Chemical injection pump

Stenner Series 45 Peristaltic injection chemical metering pumps. G.H. Stenner & Company offers a complete line of highly reliable peristalic / tube chemical feeders with output ranges from 0.2 gallons per day (0.6 liters) to 50 gallons per day (151.4 liters) depending on model and application. Use for grease trap enzymes, algaecide, biocide, biocidal, antimicrobial, chlorination - chlorine sanitizes and disinfectants injection, cooling towers, poultry liquid vitamins. Use for grease trap enzyme.


  • Dry running
  • Self-priming
  • Contamination free pumping or chemicals
  • Ideal for shear sensitive and gas entrained fluids
  • No back flow, positive injection
  • Excellent for viscous fluids soap & slurries
  • Output is directly proportional to speed and not affected by discharge conditions
  • 45M Adjustable mechanical feed rate 25 PSI (1.72 bar) max. discharge pressure
  • 45MHP High pressure - Adjustable mechanical feed rate 100 PSI (6.9 bar) max. discharge pressure 

Other sizes include: 85, and dual head 100, 170 and digital SVP.

Unique Stenner Features

Interchangeable pump heads and tubes to convert one model to another; not necessary to purchase a new pump.

Easy and fast tube replacement without tools with the QuickPro®  pump head.

The pump is built with four detachable components; the motor, feed rate control and two pump heads, that can be separated without tools. 

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