The store will not work correctly in the case when cookies are disabled.
Fondriest Environmental Fondriest Environmental
Menu
Search
My Account
Cart
Search
  • My Account
  • Sign In
  • Create an Account
Skip to Content
Call Toll Free: 888.426.2151
Fondriest Environmental Fondriest Environmental
Menu
  • Products

    Wireless Data

    • Data Buoys
    • Data Loggers
    • Data Management
    • Field Computers
    • GPS Receivers
    • Integrated Systems
    • Soil Sensors
    • Water Level Sensors
    • Water Quality Sensors
    • Weather Sensors
    • All Wireless Data >

    Water Quality

    • Colorimeters
    • Conductivity Meters
    • Dissolved Oxygen Meters
    • Fluorometers
    • Ion Selective Electrodes
    • Multi-Parameter Sondes
    • pH Meters
    • Portable Laboratories
    • Test Kits
    • Turbidity Meters
    • All Water Quality >

    Hydrology

    • Flow Meters
    • Interface Meters
    • Piezometers
    • Pressure Sensors
    • Staff Gauges
    • Velocity Sensors
    • Wading Rods
    • Water Level Loggers
    • Water Level Meters
    • Well Caps
    • All Hydrology >

    Weather

    • Barometers
    • Humidity Sensors
    • Light Sensors
    • Multi-Parameter Sensors
    • Precipitation Gauges
    • Soil Moisture Sensors
    • Temperature Sensors
    • Weather Stations
    • Wind Meters
    • Wind Sensors
    • All Weather >

    Sampling

    • Augers
    • Automated Samplers
    • Bailers
    • Bladder Pumps
    • Controllers
    • Peristaltic Pumps
    • Plastic Submersible Pumps
    • Soil Sampling Kits
    • Steel Submersible Pumps
    • Tubing
    • All Sampling >

    Inspection

    • Electrical Testers
    • Gas Monitors
    • Moisture Meters
    • Multimeters
    • Portable Gas Detectors
    • Specialty Meters
    • Thermometers
    • Underwater Cameras
    • Vibration Meters
    • Video Inspection Systems
    • All Inspection >

    Indoor

    • Air Quality Monitors
    • Carbon Dioxide Monitors
    • Energy Auditing
    • Humidity Loggers
    • HVAC Monitoring
    • Light Meters
    • Sound Meters
    • Temperature Loggers
    • Time-of-Use Monitors
    • Wireless Networking
    • All Indoor >

    Brands

    • Eos
    • Fondriest Rental
    • Geotech
    • Hach
    • NexSens
    • OTT
    • PME
    • Seametrics
    • Solinst
    • YSI
    • All Brands >
  • Rental
    • Field Computers
    • Hydrology
    • Sampling
    • Survey & Navigation
    • Water Quality
    • Weather
  • News
    • Earth
    • Wetlands
    • Lakes
    • Oceans
    • Rivers
    • Technology
    • Fish Science
  • Learning Center
    • Parameters
    • Measurements
    • Equipment
    • Monitoring Applications
    • References
  • Field Station
  • Company

    Company

    • Privacy Policy
    • Why Buy From Fondriest?
    • Contact Us

    Ordering

    • Shipping Information
    • Return Policy
    • Security
    • International Orders

    Support

    • Field Services
    • Guides
    • Service & Repair
TriOS

TriOS is a well-established producer of high-quality optical instruments, offering radiometers, photometers, fluorometers, and various other sensors for water quality monitoring.

Water
  • Home
  • Products
  • Brands
  • TriOS

11 Items

View as Grid List
Set Ascending Direction
  • 24
  • 48
  • 96
  1. TriOS W55 V2 Mechanical Wiper
    TriOS W55 V2 Mechanical Wiper
    Quote
  2. TriOS NICO UV Nitrate Sensor
    TriOS NICO UV Nitrate Sensor
    Quote
  3. TriOS NICO plus UV Nitrate Sensor
    TriOS NICO plus UV Nitrate Sensor
    Quote
  4. TriOS Wiper Protective Cage
    TriOS Wiper Protective Cage
    Quote
  5. TriOS G2 Interface Box
    TriOS G2 Interface Box
    Quote
  6. TriOS SDI-12 Converter
    TriOS SDI-12 Converter
    Quote
  7. TriOS Wiper Axis & Blade Sets
    TriOS Wiper Axis & Blade Sets
    Quote
  8. TriOS FC48/10 Flow Cells
    TriOS FC48/10 Flow Cells
    Quote
  9. TriOS VALtub
    TriOS VALtub
    Quote
  10. TriOS Sensor Mounting Clamp Set
    TriOS Sensor Mounting Clamp Set
    Quote
  11. TriOS OPUS UV Spectral Sensor
    TriOS OPUS UV Spectral Sensor
    Quote

11 Items

View as Grid List
Set Ascending Direction
  • 24
  • 48
  • 96
Shop By
Shopping Options
Manufacturer
Price
Fondriest Environmental
Products  |   Rental  |   News  |   Learning Center  |   Field Station  |   Company

Questions? Call 888.426.2151 or email customercare@fondriest.com

© 2025 Fondriest Environmental, Inc. | Do Not Sell or Share My Personal Information

Better Business Bureau A+