Support Documents

Find technical information to help you with your D14MZ520!


For basic installation information click the menu above.


Review your Dosatron model selection options.


Check out the recommended accessories for your D14MZ520.



Connection Size:3/4" NPT
Unit Weight:8.8 lbs
Dimensions:26 1/8" x 10 1/4"
Flow:0.05 to 9 GPM (0.19 to 34 LPM)
Pressure:7 to 57 PSI
Ratio Range:1:20 to 1:5
Percentage Range:5 to 20%
Ounces Per Gallon Range:6.400 to 25.60
Included Accessories:Mounting bracket, suction hose, weighted strainer, and quick start guide.
Specification Sheet:Preview / Computer Download
Recommended Accessories:Click here for accessories


Dosatron model name definitions.

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


Need help finding the correct model for your application or just have a question? Feel free to give us a call. We are here to help you Monday through Friday from 8:30 am to 5:00 pm, Eastern Time.

Support Documents

Technical information to help you with your D14MZ520! Click on the icons to view or download to your computer or mobile device.


Recommended installations for your D14MZ520.

Installation illustrations are to be used as a reference guide only.


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

D14MZ520 Bypass Installation Video
D14MZ520 Piston Service Video