Support Documents

Find technical information to help you with your D25F!


For basic installation information click the menu above.


Review your Dosatron model selection options.


Check out the recommended accessories for your D25F.



Connection Size:3/4" NPT
Unit Weight:4 lbs
Dimensions:14" x 6 1/4"
Flow:0.05 to 11 GPM (0.19 to 42 LPM)
Pressure:4.3 to 85 PSI
Ratio Range:1:128 fixed
Percentage Range:0.8%
Ounces Per Gallon Range:1.000
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.


Recommended installations for your D25F.

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


Recommended accessories for your D25F.

For installations on all water systems, you must conform to all state, local, and federal laws concerning the use of chemical injection devices for back flow prevention.
Required Filter Options

filter_AKF5AP11TPart #: AKF5AP11T
Filter – 200 Mesh/80 Micron, T-Type, 3/4″ FNPT

Learn More

Part #: AKF5AP11KIT-A
Filter – 200 Mesh/80 Micron, Y-Type
with Cleanout, 3/4″

Learn More


CV34-PHPart #: CV34-PH
Check Valve – 3/4″

Learn More

WHA34-SSPart #: WHA34-SS-Kit
Water Hammer Arrestor Kit – controls effects of water hammer

Learn More

FR34_flowrestrictorPart #: FR34-10 GPM
Flow Restrictor – 3/4″

Learn More

PR34_pressureregulatorPart #: PR34
Pressure Regulator – includes gauge

Learn More

PG100Part #: PG100
Pressure Regulator – pressure gauge only

Learn More

HS15-5_LilBudDCardPart #: HS15-5
Li’l Bud-D 5-Gallon DosaCart

Includes cart and 5-gallon bucket with lid

NOTE: Dosatron unit and plumbing kit sold separately

 Learn More

HSPK58LB_QuickHookUpKitPart #: HSPK58LB
DosaCart Quick Hook-Up Kit

7, 11, and 14 GPM (Hook-up kit only)

NOTE: Dosatron injector not included

 Learn More

CLEANSER_LS_packetPart #: CLEANSER-LS (Packet)
Medicator Rx – .187 lb (85 grams) packet

A water soluble concentrate that removes rust, mineral deposits, and calcifications with little or no scrubbing.

Learn More

CLEANSER_3LB_LS_pailPart #: CLEANSER-3LB-LS (Economy Pail)
Medicator Rx – 3 lb economy pail

Learn More

Designed to easily lubricate your static seals
and o-rings while you are changing the recommended maintenance parts.

Learn More


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

D25F Service Video
D25F Troubleshooting Video
D25F Bypass Installation Video