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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 73-108 of 316

Set Descending Direction
  1. AquaMaxx Magnetic Probe Holder

    AquaMaxx Magnetic Probe Holder

    $24.99
    Sold Out
    Out of stock
    Add to Wish List
  2. Ecotech MP60wES to MP60wQD Driver Upgrade

    Ecotech MP60wES Replacement Driver

    $120.00
    Usually Ships in 1 - 2 Business Days After Submission of Order
    Add to Wish List
  3. Aquatop Submersible Digital Aquarium Thermometer - White

    Aquatop Submersible Digital Aquarium Thermometer -... Digital Aquarium Thermometer - White

    $19.99
    This product will be back ordered
    Add to Wish List
  4. IceCap 4-Probe Magnetic Holder

    IceCap 4-Probe Magnetic Holder

    $28.99
    Ships in 1-2 Days
    Add to Wish List
  5. AutoAqua Inline Digital TDS Meters

    AutoAqua Inline Digital TDS Meters

    Starting at: $27.49
    Discontinued
    Add to Wish List
  6. Biotek Marine Universal IntelliPower - Pro Series Power Supply Mounts

    Biotek Marine Universal IntelliPower - Pro S... Universal IntelliPower - Pro Series Power Supply Mounts

    Starting at: $3.00
    See Individual Item
    Add to Wish List
  7. Neptune Systems Lunar Simulators

    Neptune Systems Lunar Simulators

    Starting at: $34.99
    See Individual Item
    Add to Wish List
  8. JW Pet Fusion Smart Temp Aquarium Thermometer White

    JW Pet Fusion Smart Temp Aquarium The... Fusion Smart Temp Aquarium Thermometer White

    $3.99
    This product will be back ordered
    Add to Wish List
  9. Neptune Systems Liquid Level Sensor Sensors

    Neptune Systems Liquid Level Sensor Sensors

    Starting at: $37.99
    See Individual Item
    Add to Wish List
  10. GHL Ion Director

    GHL Ion Director

    Starting at: $544.90
    Sold Out
    Add to Wish List
  11. Red Sea Slide-out Control Panel

    Red Sea Slide-out Control Panel

    Starting at: $100.00
    See Individual Item
    Add to Wish List
  12. HYDROS pH Calibration Fluid

    HYDROS pH Calibration Fluid

    Starting at: $1.19
    See Individual Item
    Add to Wish List
  13. ProfiLux Light WiFi Aquarium Controller

    ProfiLux Light WiFi Aquarium Controller

    Starting at: $157.90
    See Individual Item
    Add to Wish List
  14. GHL Profilux 4E Starter Set 6E

    GHL Profilux 4E Starter Set 6E

    Starting at: $739.90
    See Individual Item
    Add to Wish List
  15. Neptune Systems Flow Sensor – 2″ (FS-200)

    Neptune Systems Flow Sensors

    Starting at: $21.99
    Usually Ships in 1 - 2 Business Days After Submission of Order
    Add to Wish List
  16. Neptune Systems Leak Detection Probes for Use with FMM Module

    Neptune Systems Leak Detection Probes for Use ... Leak Detection Probes for Use with FMM Module

    Starting at: $34.99
    See Individual Item
    Add to Wish List
  17. GHL ProfiLux WiFi Mini

    GHL ProfiLux WiFi Mini

    Starting at: $269.90
    See Individual Item
    Add to Wish List
  18. GHL ProfiLux Expansion Box 2

    GHL ProfiLux Expansion Box 2

    Starting at: $369.90
    See Individual Item
    Add to Wish List
  19. GHL ProfiLux 4 Mega Set 6E

    GHL ProfiLux 4 Mega Set 6E

    Starting at: $929.90
    See Individual Item
    Add to Wish List
  20. GHL ProfiLux 4 Aquarium Controller

    GHL ProfiLux 4 Aquarium Controller

    Starting at: $599.90
    See Individual Item
    Add to Wish List
  21. Ranco Temperature Controller

    Ranco Temperature Controller

    Starting at: $148.50
    Factory Direct - Usually Ships Out Within 3-4 Days
    Add to Wish List
  22. Icecap Gyre Interface Module

    Icecap Gyre Interface Module

    Starting at: $11.99
    Order by 3:30pm EST for Same Day Shipping (M-F)
    Add to Wish List
  23. American Marine Pinpoint pH Calibration Fluid

    American Marine Pinpoint pH Calibration Fluid

    Starting at: $1.50
    See Individual Item
    Add to Wish List
  24. Neptune Systems AquaBus Cables

    Neptune Systems AquaBus Cables

    Starting at: $11.99
    See Individual Item
    Add to Wish List
  25. Maxspect Gyre XF300 Advanced Cloud Controller

    Maxspect Gyre XF300 Advanced Cloud Controller

    Special Price $169.99 Regular Price $199.99
    Usually Ships in 1 - 2 Business Days After Submission of Order
    Add to Wish List
  26. Red Sea ReefRun Dual Controller

    Red Sea ReefRun Dual Controller

    $169.00
    Order by 3:30pm EST for Same Day Shipping (M-F)
    Add to Wish List
  27. Red Sea Reef 3-in-1 ATO+ Upgrade Kit (for existing REEFER aquarium owners)

    Red Sea Reef 3-in-1 ATO+ Upgrade Kit (... Reef 3-in-1 ATO+ Upgrade Kit (for existing REEFER aquarium owners)

    $185.00
    This product will be back ordered
    Add to Wish List
  28. Red Sea 3-in-1 ReefATO+

    Red Sea 3-in-1 ReefATO+

    $215.00
    This product will be back ordered
    Add to Wish List
  29. Seneye ITC Reefculture - PARwise

    Seneye ITC Reefculture - PARwise

    $299.99
    Usually Ships in 1 - 2 Business Days After Submission of Order
    Add to Wish List
  30. Biotek Marine Standard Universal Power Supply Brackets

    Biotek Marine Standard Universal Power Suppl... Standard Universal Power Supply Brackets

    Starting at: $12.00
    See Individual Item
    Add to Wish List
  31. Reef Factory Kh Keeper Plus

    Reef Factory Kh Keeper Plus

    $771.95
    Usually Ships in 1 - 2 Business Days After Submission of Order
    Add to Wish List
  32. Reef Factory Reagent Kh Keeper Concentrate

    Reef Factory Reagent Kh Keeper Concentrate

    Starting at: $48.99
    Usually Ships in 1 - 2 Business Days After Submission of Order
    Add to Wish List
  33. Reef Factory TDS Meter Plus

    Reef Factory TDS Meter Plus

    $111.99
    Usually Ships in 1 - 2 Business Days After Submission of Order
    Add to Wish List
  34. Reef Factory pH Meter

    Reef Factory pH Meter

    $242.99
    Usually Ships in 1 - 2 Business Days After Submission of Order
    Add to Wish List
  35. Reef Factory Thermo View

    Reef Factory Thermo View

    $106.99
    Usually Ships in 1 - 2 Business Days After Submission of Order
    Add to Wish List
  36. Reef Factory Level Sensor

    Reef Factory Level Sensor

    $67.99
    Usually Ships in 1 - 2 Business Days After Submission of Order
    Add to Wish List
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