Bulk Reef Supply Saltwater Logo
Bulk Reef Supply Freshwater Logo

FREE SHIPPING: Dry Goods Orders $49+ & Live Animal Orders $179+
Menu
My Cart
Close

Quick Links

Menu
Affirm financing with rates as low as 0% APR. Learn more about financing options. Affirm financing with rates as low as 0% APR. Learn more about financing options.
Shop Deals Weekly Deals
Sign up to be a Preferred Reefer Earn Reward Points
Returns Risk-Free 365 Day Returns
Experts Reef Aquarium Experts

Controllers & Water Testing Deals

Loading...
Set Descending Direction

29 Items

  1. MQ-510 Full Spectrum Underwater LED PAR Meter
    11  Reviews
    Apogee
    MQ-510 Full Spectrum Underwater LED PAR Meter
    $460.62 $575.77

  2. Mastertronic Automated Water Tester
    17  Reviews
    Focustronic
    Mastertronic Automated Water Tester
    $1,039.99 $1,299.99

  3. FMK Flow Monitoring Kit
    15  Reviews
    Neptune Systems
    FMK Flow Monitoring Kit
    $229.99 $269.99

  4. DDR DOS Dual Reservoir
    54  Reviews
    Neptune Systems
    DDR DOS Dual Reservoir
    $228.00 $259.99

  5. Smart Stir - Magnetic Stirrer for Test Kits
    31  Reviews
    AutoAqua
    Smart Stir - Magnetic Stirrer for Test Kits
    $31.49 $41.99

  6. Smart ATO Replacement DC Pump
    1  Review
    AutoAqua
    Smart ATO Replacement DC Pump
    $26.99 $35.99

  7. Marine Monitor (pH/Salinity/Temperature)
    9  Reviews
    Hanna Instruments
    Marine Monitor (pH/Salinity/Temperature)
    $254.99 $299.99

  8. Dosing Tube Holder
    3  Reviews
    Simplicity
    Dosing Tube Holder
    $11.96 $14.95

  9. Phosphate REEFER Test Kit
    5  Reviews
    Nyos
    Phosphate REEFER Test Kit
    $23.70 $27.88

  10. Calcium REEFER Test Kit
    5  Reviews
    Nyos
    Calcium REEFER Test Kit
    $22.00 $25.88

  11. Float Switch Kit for Dosing Container
     
    0  Reviews
    Simplicity
    Float Switch Kit for Dosing Container
    $10.36 $12.95

  12. Alkalinity Reefer Test Kit
    2  Reviews
    Nyos
    Alkalinity Reefer Test Kit
    $11.89 $13.99

  13. Trident & A3 Apex Pro Aquarium Controller System Bundle
    13  Reviews
    Neptune Systems
    Trident & A3 Apex Pro Aquarium Controller System Bundle
    $1,528.88 $1,828.88

  14. Faceplates for Controller Cabinet (V1)
     
    0  Reviews
    Adaptive Reef
    Faceplates for Controller Cabinet (V1)
    From: $20.00

    Choose Options Notify Me When In-Stock
  15. BRStv Logo Board
     
    0  Reviews
    Adaptive Reef
    BRStv Logo Board
    From: $28.00

    Choose Options Notify Me When In-Stock
  16. CustomCradle Pro Probe Holder
    1  Review
    Innovative Marine
    CustomCradle Pro Probe Holder
    $28.80 $36.00

  17. CustomCradle Pro Tube Holder
     
    0  Reviews
    Innovative Marine
    CustomCradle Pro Tube Holder
    $28.80 $36.00

  18. Thermo view Temperature Monitor
     
    0  Reviews
    Reef Factory
    Thermo view Temperature Monitor
    $53.50 $106.99

  19. Level sensor
     
    0  Reviews
    Reef Factory
    Level sensor
    $34.00 $67.99

  20. pH meter
     
    0  Reviews
    Reef Factory
    pH meter
    $121.50 $242.99

  21. Probes Multi holder
     
    0  Reviews
    Reef Factory
    Probes Multi holder
    $15.00 $29.99

  22. KH keeper Plus Mixing Pill
     
    0  Reviews
    Reef Factory
    KH keeper Plus Mixing Pill
    $1.40 $2.79

  23. Reef Factory pH Probe
     
    0  Reviews
    Reef Factory
    Reef Factory pH Probe
    $57.00 $113.99

  24. KH keeper Plus Maintenance Kit
     
    0  Reviews
    Reef Factory
    KH keeper Plus Maintenance Kit
    $15.25 $30.50

  25. Smart Auto Water Changer Lite
    8  Reviews
    AutoAqua
    Smart Auto Water Changer Lite
    $179.99 $239.99

  26. Reef Factory Salinity guardian Probe
    1  Review
    Reef Factory
    Reef Factory Salinity guardian Probe
    $90.25 $180.49

  27. DOS QuietDrive Dosing Pump
    12  Reviews
    Neptune Systems
    DOS QuietDrive Dosing Pump
    $329.00 $374.99

  28. Trident NP Nitrate & Phosphate Tester (Without Reagents)
    13  Reviews
    Neptune Systems
    Trident NP Nitrate & Phosphate Tester (Without Reagents)
    $589.00 $669.99

  29. Trident ACM Alkalinity, Calcium & Magnesium Tester (without reagents)
     
    0  Reviews
    Neptune Systems
    Trident ACM Alkalinity, Calcium & Magnesium Tester (without reagents)
    $569.99 $649.88