Controllers & Monitors

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217 Items

  1. 6-Month Trident Reagent Kit
    Neptune Systems
    6-Month Trident Reagent Kit
    $109.99

    $109.99
  2. EB832 Energy Bar 832
    Neptune Systems
    EB832 Energy Bar 832
    $304.99

    $304.99
  3. A3 Apex Pro Controller System with Extra Energy Bar 832
    Neptune Systems
    A3 Apex Pro Controller System with Extra Energy Bar 832
    $1,189.90

    $1,189.90
    Add to Cart
  4. A3 Apex Controller System with Extra Energy Bar 832
    Neptune Systems
    A3 Apex Controller System with Extra Energy Bar 832
    $889.90

    $889.90
    Add to Cart
  5. Mastertronic Automated Water Tester
    Focustronic
    Mastertronic Automated Water Tester
    $1,299.99

    $1,299.99
  6. Alkatronic Alkalinity Controller
    Focustronic
    Alkatronic Alkalinity Controller
    $989.99

    $989.99
  7. Alkatronic Reagent (4L)
    Focustronic
    Alkatronic Reagent (4L)
    $110.00

    $110.00
  8. PMK PAR Monitoring Kit
    Neptune Systems
    PMK PAR Monitoring Kit
    $339.99

    $339.99
  9. LD-1 Low Profile Leak Detection Probe
    Neptune Systems
    LD-1 Low Profile Leak Detection Probe
    $34.99

    $34.99
  10. LD-2 Solid Surface Leak Detection Probe
    Neptune Systems
    LD-2 Solid Surface Leak Detection Probe
    $34.99

    $34.99
  11. MOS Magnetic Optical Sensor
    Neptune Systems
    MOS Magnetic Optical Sensor
    $41.99

    $41.99
  12. OS-1 Optical Level Sensor V2
    Neptune Systems
    OS-1 Optical Level Sensor V2
    $29.99

    $29.99
  13. 1/4
    Neptune Systems
    1/4" Flow Sensor FS25
    $21.99

    $21.99
  14. 1/2
    Neptune Systems
    1/2" Flow Sensor FS50
    $34.99

    $34.99
  15. 2
    Neptune Systems
    2" Flow Sensor FS200
    $109.99

    $109.99
  16. Hydros Control 2 Starter Pack - Aquarium Controller System
    Coralvue
    Hydros Control 2 Starter Pack - Aquarium Controller System
    $199.99

    $199.99
  17. HYDROS Control XS Starter Kit
    Coralvue
    HYDROS Control XS Starter Kit
    $199.99

    $199.99
  18. Hydros WaveEngine LE Dual Pump Controller
    Coralvue
    Hydros WaveEngine LE Dual Pump Controller
    $199.99

    $199.99
  19. Hydros WaveEngine V2 Standard Multi Pump Controller
    Coralvue
    Hydros WaveEngine V2 Standard Multi Pump Controller
    $299.99

    $299.99
  20. Hydros Control 4 Starter Pack - Aquarium Controller System
    Coralvue
    Hydros Control 4 Starter Pack - Aquarium Controller System
    $449.99

    $449.99
  21. Hydros Control X4 Aquarium Controller PRO Pack
    Coralvue
    Hydros Control X4 Aquarium Controller PRO Pack
    $659.99

    $659.99
  22. Hydros Control X3 Aquarium Controller PRO Pack
    Coralvue
    Hydros Control X3 Aquarium Controller PRO Pack
    $539.99

    $539.99
  23. KH keeper Plus
    Reef Factory
    KH keeper Plus
    $771.99

    $771.99
  24. Level keeper Auto Top Off System
    Reef Factory
    Level keeper Auto Top Off System
    $155.99

    $155.99
  25. Thermo control Smart Temperature Controller
    Reef Factory
    Thermo control Smart Temperature Controller
    $174.99

    $174.99
  26. pH meter
    Reef Factory
    pH meter
    $242.99

    $242.99
  27. Thermo view Temperature Monitor
    Reef Factory
    Thermo view Temperature Monitor
    $106.99

    $106.99
  28. TDS meter Plus
    Reef Factory
    TDS meter Plus
    $111.99

    $111.99