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Controllers & Monitors

Controllers & Monitors

We carry a wide range of aquarium controllers & monitors from American Marine, BioTek Marine, Hanna Instruments, Apogee Instruments, Neptune Systems, Tunze, Hydros & more. If you need help selecting the right product for your budget and needs then please call or email us.

First Time Customers Use Coupon Code: WELCOMEExtra 10% With Account Checkout to Save 10%
15% Off Hanna Instruments & 20% Off ATI Straton LED Lights.

Items 217-252 of 316

Set Descending Direction
  1. Vertex Cerebra 6 Outlet Power Bar

    Vertex Cerebra 6 Outlet Power Bar

    Special Price $70.00 Regular Price $179.99
    Order by 3:30pm EST for Same Day Shipping (M-F)
    Add to Wish List
  2. Apogee SQ-520 Full Spectrum Smart Quantum Sensor

    Apogee SQ-520 Full Spectrum Smart Quantum Se... Full Spectrum Smart Quantum Sensor

    $435.00
    Usually Ships in 1 - 2 Business Days
    Add to Wish List
  3. Neptune Systems Replacement Apex Display Module

    Neptune Systems Replacement Apex Display Module

    $115.99
    This product will be back ordered
    Add to Wish List
  4. Milwaukee pH58 Waterproof Dual Level pH/ORP Tester

    Milwaukee pH58 MAX Waterproof 3-in-1 pH/ORP/T... MAX Waterproof 3-in-1 pH/ORP/Temp Tester with Replaceable Probe

    $137.99
    Usually Ships in 1 - 2 Business Days
    Add to Wish List
  5. Neptune Systems DC24 to Bare Wire Cable 10'

    Neptune Systems DC24 to Bare Wire Cable 10'

    $19.99
    This product will be back ordered
    Add to Wish List
  6. Neptune Systems 1LINK Male-Male Cable 10'

    Neptune Systems 1LINK Male-Male Cable 10'

    $23.99
    This product will be back ordered
    Add to Wish List
  7. Seneye Float Accessory

    Seneye Float Accessory

    Special Price $15.00 Regular Price $29.99
    This product will be back ordered
    Add to Wish List
  8. Apogee MQ-500 Full Spectrum Quantum Meter

    Apogee MQ-500 Full Spectrum Quantum Meter

    $530.00
    Usually Ships in 1 - 2 Business Days
    Add to Wish List
  9. GHL ProfiLux VorTech Controller

    GHL ProfiLux VorTech Controller

    $153.90
    Usually Ships in 1 - 2 Business Days
    Add to Wish List
  10. Pinpoint Temperature Controller & Probe

    American Marine Pinpoint Temperature Controlle... Pinpoint Temperature Controller & Probe

    $228.15
    Usually Ships In 2 - 3 Business Days
    Add to Wish List
  11. Pinpoint ORP/REDOX Controller & Probe

    American Marine Pinpoint ORP/REDOX Controller ... Pinpoint ORP/REDOX Controller & Probe

    $228.15
    Usually Ships In 2 - 3 Business Days
    Add to Wish List
  12. Pinpoint pH Controller & Probe

    American Marine Pinpoint pH Controller & P... Pinpoint pH Controller & Probe

    $196.90
    Usually Ships In 2 - 3 Business Days
    Add to Wish List
  13. Pinpoint pH Monitor & Probe

    American Marine Pinpoint pH Monitor & Probe

    $99.20
    Order by 3:30pm EST for Same Day Shipping (M-F)
    Add to Wish List
  14. Pinpoint ORP/REDOX Monitor & Probe

    American Marine Pinpoint ORP/REDOX Monitor &am... Pinpoint ORP/REDOX Monitor & Probe

    $138.99
    Usually Ships In 2 - 3 Business Days
    Add to Wish List
  15. Pinpoint Conductivity Monitor & Probe

    American Marine Pinpoint Conductivity Monitor ... Pinpoint Conductivity Monitor & Probe

    $117.50
    This product will be back ordered
    Add to Wish List
  16. Pinpoint Wireless Temperature Sensor

    American Marine Pinpoint Wireless Temperature ... Pinpoint Wireless Temperature Sensor

    $17.06
    Order by 3:30pm EST for Same Day Shipping (M-F)
    Add to Wish List
  17. Pinpoint Salinity Monitor & Probe

    American Marine Pinpoint Salinity Monitor &... Pinpoint Salinity Monitor & Probe

    $123.50
    Usually Ships In 2 - 3 Business Days
    Add to Wish List
  18. Pinpoint Oxygen Monitor & Probe

    American Marine Pinpoint Oxygen Monitor & ... Pinpoint Oxygen Monitor & Probe

    $257.00
    Usually Ships In 2 - 3 Business Days
    Add to Wish List
  19. Pinpoint Calcium Monitor & Probe

    American Marine Pinpoint Calcium Monitor &... Pinpoint Calcium Monitor & Probe

    $268.00
    Usually Ships In 2 - 3 Business Days
    Add to Wish List
  20. Pinpoint Nitrate Monitor & Probe

    American Marine Pinpoint Nitrate Monitor &... Pinpoint Nitrate Monitor & Probe

    $268.00
    Usually Ships In 2 - 3 Business Days
    Add to Wish List
  21. Pinpoint pH Probe Replacement

    American Marine Pinpoint pH Probe Replacement

    $39.99
    Order by 3:30pm EST for Same Day Shipping (M-F)
    Add to Wish List
  22. American Marine Pinpoint Nitrate Probe Assembly

    American Marine Pinpoint Nitrate Probe Assembly

    $172.80
    Usually Ships In 2 - 3 Business Days
    Add to Wish List
  23. Pinpoint ORP Probe Replacement

    American Marine Pinpoint ORP Double Junction L... Pinpoint ORP Double Junction Lab Grade Probe

    $79.00
    Usually Ships In 2 - 3 Business Days
    Add to Wish List
  24. Pinpoint Probe Assembly for the PINPOINT Temperature Controller

    American Marine Pinpoint Temperature Probe Ass... Pinpoint Temperature Probe Assembly

    $39.00
    Usually Ships In 2 - 3 Business Days
    Add to Wish List
  25. Pinpoint Nitrate Probe Calibration Fluid

    American Marine PINPOINT 15' Extension Ca... PINPOINT 15' Extension Cable

    $29.50
    Usually Ships In 2 - 3 Business Days
    Add to Wish List
  26. Pinpoint Conductivity Cal Fluid

    American Marine Pinpoint Conductivity Calibrat... Pinpoint Conductivity Calibration Fluid

    $7.80
    Order by 3:30pm EST for Same Day Shipping (M-F)
    Add to Wish List
  27. Neptune Systems Apex 12V Power Supply

    Neptune Systems Apex 12V Power Supply

    $16.99
    This product will be back ordered
    Add to Wish List
  28. Pinpoint ORP Calibration Fluid

    American Marine Pinpoint ORP Calibration Fluid

    $3.60
    Usually Ships In 2 - 3 Business Days
    Add to Wish List
  29. Pinpoint Salinity Calibration Fluid

    American Marine Pinpoint Salinity Calibration ... Pinpoint Salinity Calibration Fluid

    $10.00
    This product will be back ordered
    Add to Wish List
  30. Pinpoint PH or ORP Probe Storage Fluid, 60ml

    American Marine Pinpoint PH & ORP Probe St... Pinpoint PH & ORP Probe Storage Fluid, 60ml

    $9.00
    Usually Ships In 2 - 3 Business Days
    Add to Wish List
  31. Pinpoint Nitrate Probe Calibration Fluid

    American Marine Pinpoint Nitrate Probe Calibra... Pinpoint Nitrate Probe Calibration Fluid

    $13.50
    Order by 3:30pm EST for Same Day Shipping (M-F)
    Add to Wish List
  32. Pinpoint AC Adaptor Kit

    American Marine Pinpoint AC Adaptor Kit

    $13.95
    Usually Ships In 2 - 3 Business Days
    Add to Wish List
  33. Apogee MQ-200 PAR Meter

    Apogee MQ-200X PAR Meter

    $373.00
    Order by 3:30pm EST for Same Day Shipping (M-F)
    Add to Wish List
  34. Apogee Sensor Wand

    Apogee AM-320 Saltwater Submersible Sensor W... Saltwater Submersible Sensor Wand

    $74.00
    This product will be back ordered
    Add to Wish List
  35. Apogee AC-100 Cable and PC Software

    Apogee AC-100 Cable

    $74.00
    Usually Ships In 2 - 3 Business Days
    Add to Wish List
  36. Apogee MU-200 UV Meter

    Apogee MU-250 UV Meter with Separate Sensor

    $575.00
    Factory Direct - Usually Ships Out Within 1-2 Days
    Add to Wish List
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