Extech DO600-K
Waterproof ExStik II Dissolved Oxygen Meter Kit

  • Convenient kit adds versatility on measuring dissolved oxygen in laboratories or out in the field with a 16ft (5m) extension cable and probe weight guard for taking easy measurements in tanks or streams
  • Oxygen level displayed as % Saturation or Concentration (mg/L [ppm])
  • Adjustable Altitude Compensation (0-20,000ft in 1,000ft increments)
  • Adjustable Salinity Compensation from 0 to 50ppt
  • Analog bargraph indicates trends
  • Memory stores up to 25 data sets with DO and Temperature reading
  • Self calibration on power up
  • Data Hold, Auto power off, Low battery indicator
  • Waterproof to IP57
  • Available in alternate configurations:
    • For standalone product see: DO600 Dissolved Oxygen ExStik II meter
    • For DO/pH/Conductivity Meter Kit see: DO610
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Extech DO600-K
Product Information
Datasheet 309 KB
Manual 386 KB
PDF Help
  Range Max Resolution Basic Accuracy
DO (saturation mode) 0 to 200.0% 0.1% ±2% FS
DO (concentration mode) 0 to 20.00ppm (mg/L) 0.01ppm (mg/L) 0.4ppm (mg/L)
Temperature 32 to 122°F (0 to 50°C) 0.1°F/°C ±1.8°F (1°C)
Dimensions 1.4x6.9x1.6" (36x176x41mm)
Ordering Information
Model Description Buy Online Price
DO600-K Extech DO600-K Waterproof ExStik II Dissolved Oxygen Kit Buy Now $369.99
Optional Configurations
DO600 Extech DO600 Waterproof Dissolved Oxygen Meter Buy Now $249.99
DO610 Extech DO610 ExStik II DO/pH/Conductivity Kit Buy Now $429.99
Kit Includes
  • 1 - DO600 meter
  • 1 - DO603 membrane kit
  • 1 - DO electrode
  • 1 - Protective sensor cap
  • 1 - 16ft (5m) extension cable
  • 1 - Weighted probe guard
  • 4 - 3V CR-2032 batteries
  • 1 - 48"(1.2m) Neck strap
  • 1 - Carrying case
Optional Accessories
DO603 Extech DO603 Membrane Kit For ExStik DO600 Dissolved Oxygen Meter Buy Now Sale $55.99
(Reg. $69.99)
DO605 Extech DO605 ExStik Replacement Dissolved Oxygen Module For Extech Model DO600 Buy Now Sale $131.99
(Reg. $154.99)
EX050 Extech EX050 ExStik 16-Feet Extension Cable with Probe Guard/Weight For Extech DO600 Meter Buy Now Sale $64.79
(Reg. $89.99)
EX010 Extech EX010 ExStik 3-Feet Extension Cable with Probe Guard/Weight For Extech DO600 Meter Buy Now Sale $45.25
(Reg. $61.99)
CA895 Extech CA895 Small Vinyl Pouch Carrying Case for 45118, and 4515 Buy Now $10.99

*NOTE: Items ordered with optional NIST calibration will require
approximately 10 days to complete the certification.