• Product


Dosatron’s D20S fertilizer injector is a work-horse with a flow range up to 100 GPM. Need more flow? Install multiple D20S' in parallel!

From greenhouse to field, the D20S provides a flow of 5 to 100 GPM with a ratio range of 1:500 to 1:50. It can be installed into a system or stand-alone on a set of legs.

The D20S accurately injects fertilizer, nutrients, beneficials, sanitizers, fungicides, acids, and much more.

  • Connection Size: 2" NPT
  • Percentage Range: 0.2 to 2%
  • Unit Weight: 47 lbs
  • Ounces Per Gallon Range: 0.256 to 2.560
  • Flow: 5 to 100 GPM (18.9 to 379 LPM)
  • Pressure: 2 to 120 PSI
  • Dimensions: 55" x 15" (with legs); 42" x 15" (without legs)
  • Ratio Range: 1:500 to 1:50
  •   Included Accessories: Suction hose, weighted strainer, legs, and quick start guide.
  • Specification Sheet:
  • Recommended Accessories:   Click here for accessories

Dosatron model name definitions. OPTIONS

  • V: Identifies the type of hose (stands for Viscous)
  • BP: Units with bypass options
  • P: Identifies the type of housing (stands for PVDF or Kynar®)
  • IE: Units with side injection option
  • WL: Certified by NSF to NSF/ANSI 61 Standards
  • D: Car wash units
  • HY: Hydroponic / Nutrient Delivery System units
  • AF/VF: Identifies the type of seals (AF = Aflas® or VF = Viton®)
  • K: Kalrez®
  • II: Identifies the region (North/Central Am. – Dosatron International, Inc.)

All options are not available for every model. Please CHAT or CALL 1-800-523-8499 to find the best seal for the chemical you are injecting.


Check out our service, troubleshooting, and informational videos below.


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