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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.

13 Items

Set Descending Direction
  1. HYDROS Salinity Kit

    HYDROS Salinity Kit

    $119.99
    Temporarily Out Of Stock
    Add to Wish List
  2. Biotek Marine Salinity Refractometer With LED Light

    Biotek Marine Salinity Refractometer With LE... Salinity Refractometer With LED Light

    Special Price $32.99 Regular Price $47.99
    Order by 3:30pm EST for Same Day Shipping (M-F)
    Add to Wish List
  3. Neptune Systems Calibration Kit (ph 7.0, ph 10.0, Salinity 53000uS)

    Neptune Systems Calibration Kit (ph 7.0, ph 10... Calibration Kit (ph 7.0, ph 10.0, Salinity 53000uS)

    $5.99
    This product will be back ordered
    Add to Wish List
  4. IceCap Salinity/Temperature Digital Pocket Tester Version 3

    IceCap Salinity/Temperature Digital Pocket Tester Version 3

    Rating:
    100%
    1  Review
    $74.99
    This product will be back ordered
    Add to Wish List
  5. Pinpoint Salinity Monitor & Probe

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

    $123.50
    Usually Ships In 2 - 3 Business Days After Submission of Order
    Add to Wish List
  6. 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
  7. BioTek Marine Salinity Refractometer

    Biotek Marine Salinity Refractometer

    Special Price $29.00 Regular Price $41.99
    Order by 3:30pm EST for Same Day Shipping (M-F)
    Add to Wish List
  8. Milwaukee Digital Seawater Refractometer

    Milwaukee MA887 Digital Seawater Refractometer

    $124.99
    This product will be back ordered
    Add to Wish List
  9. Neptune Systems Lab Grade Conductivity Probe

    Neptune Systems Lab Grade Salinity / Conductiv... Lab Grade Salinity / Conductivity Probe

    $209.99
    Usually Ships in 1 - 2 Business Days After Submission of Order
    Add to Wish List
  10. Red Sea Seawater Refractometer

    Red Sea Seawater Refractometer

    $69.99
    This product will be back ordered
    Add to Wish List
  11. Hanna Instruments 35 ppt Salinity Calibration Solution Packs

    Hanna Instruments 35 ppt Salinity Calibration So... 35 ppt Salinity Calibration Solution Packs

    Starting at: $10.00
    Order by 3:30pm EST for Same Day Shipping (M-F)
    Add to Wish List
  12. Hanna Instruments HI98319 Marine Salinity Tester

    Hanna Instruments HI98319 Marine Salinity Tester

    $79.99
    This product will be back ordered
    Add to Wish List
  13. HM DIGITAL SAL-1700 SALINITY & TEMPERATURE TESTING PEN

    HM DIGITAL SAL-1700 SALINITY & TEMPER... SAL-1700 SALINITY & TEMPERATURE TESTING PEN

    $69.99
    This product will be back ordered
    Add to Wish List
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