Controllers & Monitors

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216 Items

  1. 2-Month Trident Reagent Kit
    Neptune Systems
    2-Month Trident Reagent Kit
    $49.99

    $49.99
  2. 6-Month Trident Reagent Kit
    Neptune Systems
    6-Month Trident Reagent Kit
    $109.99

    $109.99
  3. Trident & A3 Apex Pro Controller System Bundle
    Neptune Systems
    Trident & A3 Apex Pro Controller System Bundle
    $1,539.90

    $1,539.90
    Add to Cart
  4. EB832 Energy Bar 832
    Neptune Systems
    EB832 Energy Bar 832
    $304.99

    $304.99
  5. DOS & A3 Apex Jr. Automatic Water Change Bundle
    Neptune Systems
    DOS & A3 Apex Jr. Automatic Water Change Bundle
    $629.90

    $629.90
    Add to Cart
  6. MPR Magnetic Probe Rack
    Neptune Systems
    MPR Magnetic Probe Rack
    $44.95

    $44.95
  7. Trident - Marine Aquarium Water Analyzer
    Neptune Systems
    Trident - Marine Aquarium Water Analyzer
    $674.99

    $674.99
  8. 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
  9. Mastertronic Automated Water Tester
    Focustronic
    Mastertronic Automated Water Tester
    $1,299.99

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

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

    $110.00
  12. FMM Fluid Monitoring Module
    Neptune Systems
    FMM Fluid Monitoring Module
    $109.99

    $109.99
  13. LD-1 Low Profile Leak Detection Probe
    Neptune Systems
    LD-1 Low Profile Leak Detection Probe
    $34.99

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

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

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

    $29.99
  17. 1/4
    Neptune Systems
    1/4" Flow Sensor FS25
    $21.99

    $21.99
  18. 1
    Neptune Systems
    1" Flow Sensor FS100
    $65.99

    $65.99
  19. 2
    Neptune Systems
    2" Flow Sensor FS200
    $109.99

    $109.99
  20. SV-1 Solenoid Valve
    Neptune Systems
    SV-1 Solenoid Valve
    $34.99

    $34.99
  21. Hydros Control X10
    Coralvue
    Hydros Control X10
    $799.99

    $799.99
  22. HYDROS Control XS Starter Kit
    Coralvue
    HYDROS Control XS Starter Kit
    $199.99

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

    $199.99
  24. Hydros Control 4 Starter Pack - Aquarium Controller System
    Coralvue
    Hydros Control 4 Starter Pack - Aquarium Controller System
    $449.99

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

    $659.99
  26. Hydros Control XP8 Energy Bar Aquarium Controller
    Coralvue
    Hydros Control XP8 Energy Bar Aquarium Controller
    $279.99

    $279.99
  27. Hydros Control X3 Aquarium Controller PRO Pack
    Coralvue
    Hydros Control X3 Aquarium Controller PRO Pack
    $539.99

    $539.99
  28. Hydros Kraken 24V Power Center
    Coralvue
    Hydros Kraken 24V Power Center
    $599.99

    $599.99
  29. KH keeper Plus
    Reef Factory
    KH keeper Plus
    $771.99

    $771.99