• Photometer


  • Reliable Results
  • Super Fast & Simple
  • Auto-Record Keeping

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The innovative WaterLink Spin Touch DW photometer does all your drinking water testing for you!

Each sealed reagent disk contains the precise amount of reagent needed to run a complete series of tests. Just fill one unique Spin reagent disk with less than 3 mL of water and all your vital tests are done automatically—in just 60 seconds!

It's the most advanced system for precise use of wet chemistry methods ever produced. Now analysts can achieve precision without time-consuming test and clean-up procedures. This ground-breaking analysis system is so simple anyone can use it!

No vials to fill, no prep time, no guessing!

How it works

Available Tests

  • Free Chlorine
  • Total Chlorine
  • Combined Chlorine
  • pH
  • Total Hardness
  • Total Alkalinity
  • Total Iron
  • Ferric Iron
  • Ferrous Iron

Reliable Results

  • Virtually Eliminates User-Error
  • Pre-Measured Reagents
  • Exact Reaction Times and Auto-Blanking
  • Meter Calibration Check System
  • New 6-Wavelength Photometer

Super Fast & Simple

  • 1 Minute for 9 Complete Tests on One Disk
  • Fill Disk and Insert > Select “Start Test” > Read Results

Auto-Record Keeping

  • Stores Test Dates, Times, Results


  • No Computer, Smartphone, or Tablet Needed
  • Touchscreen Operation
  • Communicate through Bluetooth® or USB

Rugged and Portable

  • Innovative Water-Resistant Housing
  • Internal, Rechargeable Batteries
Instrument TypeCentrifugal Fluidics Photometer
6 Wavelengths390 nm, 428 nm, 470 nm, 525 nm, 568 nm, 635 nm
DisplayColor Capacitive Touchscreen, 3.5”, 320 X 240 pixel resolution
Batteries: Lithium Ion, Rechargeable (Full Charge in 10 hours),150 tests per charge
CommunicationBluetooth, USB-C
CalibrationFactory Set, Field Calibration via Internet Connection
Data StorageLast 250 Test Results with Date and Time
Water ResistanceRubber Over-molded Base, Rubber USB Port Plug, Gasketed Display and Hinge
Size & Weight: 8.5 L x 4.9 W x 4.1 H inches, 1.74 lb
22.6 L x 12.7 W x 11.4 H cm, 0.79 kg
Operation Single On/Off /Reset Button with Indicator Light
Firmware: Internet Updateable (New Tests, New Test Calibrations, etc.)
Printer: Optional Bluetooth Printer (Code 5-0066); 384 dots per line at 8 dots/mm resolution