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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 109-144 of 316

Set Descending Direction
  1. HYDROS Rope Leak Sensor Mounting Clips (10pack)

    HYDROS Rope Leak Sensor Mounting Clips (10pack)

    $4.99
    Ships in 1-2 Days
    Add to Wish List
  2. Adaptive Reef Standard Aquarium Controller Mounting Board

    Adaptive Reef Standard Aquarium Controller Mounting Board

    Starting at: $153.99
    See Individual Item
    Add to Wish List
  3. GHL ProfiLux WiFi Mini Set (White)

    GHL ProfiLux WiFi Mini Set (White)

    $395.90
    Factory Direct - Usually Ships Out Within 1-2 Days
    Add to Wish List
  4. GHL ProfiLux WiFi Mini Set (Black)

    GHL ProfiLux WiFi Mini Set (Black)

    $395.90
    Factory Direct - Usually Ships Out Within 1-2 Days
    Add to Wish List
  5. HANNA HI981520 Marine Monitor PH, Marine Salinity, Temperature

    HANNA HI981520 Marine Monitor PH, Marine Salinity, Temperature

    $249.00
    This product will be back ordered
    Add to Wish List
  6. Tunze Controller 8555

    Tunze Controller 8555

    $119.99
    Special Order
    Add to Wish List
  7. Tunze RO Water Controller

    Tunze RO Water Controller

    $234.99
    Special Order
    Add to Wish List
  8. Neptune Systems LD-3 Optical Multi-Surface Leak Sensor

    Neptune Systems LD-3 Optical Multi-Surface Leak Sensor

    $39.95
    This product will be back ordered
    Add to Wish List
  9. Adaptive Reef Plug A & B Cord Cut Outs/Covers

    Adaptive Reef Plug A & B Cord Cut Outs/Covers

    Starting at: $22.99
    See Individual Item
    Add to Wish List
  10. Neptune Systems Apex Jr.

    Neptune Systems Apex Jr.

    $299.95
    Usually Ships in 1 - 2 Business Days After Submission of Order
    Add to Wish List
  11. Adaptive Reef Large Plug C & D Cut Outs Covers

    Adaptive Reef Large Plug C & D Cut Outs Covers

    Starting at: $15.99
    See Individual Item
    Add to Wish List
  12. Adaptive Reef Controller Cabinet Wire Management System

    Adaptive Reef Controller Cabinet Wire Management System

    Starting at: $359.99
    See Individual Item
    Add to Wish List
  13. Adaptive Reef Controller Cabinet Neptune DOS Faceplate - Double Slat

    Adaptive Reef Controller Cabinet Neptune DOS Faceplate - Double Slat

    Starting at: $49.99
    See Individual Item
    Add to Wish List
  14. Adaptive Reef 6 Way Apex Switch Toggle Box

    Adaptive Reef 6 Way Apex Switch Toggle Box

    $134.99
    Usually Ships in 1 - 2 Business Days After Submission of Order
    Add to Wish List
  15. Adaptive Reef 24v Apex Red/Green Status Indicator (Dual)

    Adaptive Reef 24v Apex Red/Green Status Indicator (Dual)

    $99.00
    Order by 3:30pm EST for Same Day Shipping (M-F)
    Add to Wish List
  16. Adaptive Reef DELUXE Aquarium Controller Mounting Board with Hinges

    Adaptive Reef DELUXE Aquarium Controller Mounting Board with Hinges

    Starting at: $249.99
    See Individual Item
    Add to Wish List
  17. Kessil Control Cable Type 2

    Kessil Control Cable Type 2

    $19.99
    Ships in 1-2 Days
    Add to Wish List
  18. Biotek Marine Salinity Refractometer With LED Light

    Biotek Marine 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
  19. IceCap 4K Gyre Flow Pump With HYDROS WaveEngine LE Controller

    IceCap 4K Gyre Flow Pump With HYDROS WaveEngine LE Controller

    $329.99
    Ships in 1-2 Days
    Add to Wish List
  20. Neptune Systems Trident Two Month Reagent Kit Supply

    Neptune Systems Trident Two Month Reagent Kit Supply

    $49.99
    Usually Ships in 1 - 2 Business Days After Submission of Order
    Add to Wish List
  21. Neptune Systems Magnetic Optical Sensor

    Neptune Systems Magnetic Optical Sensor

    $41.99
    This product will be back ordered
    Add to Wish List
  22. Neptune Systems FMK Flow Monitoring Kit

    Neptune Systems FMK Flow Monitoring Kit

    Rating:
    100%
    1  Review
    $219.99
    This product will be back ordered
    Add to Wish List
  23. Custom Controller Cabinet

    Custom Controller Cabinet

    $0.00
    This product will be back ordered
    Out of stock
    Add to Wish List
  24. Neptune Systems Trident Reagents - 6 Month Supply

    Neptune Systems Trident Reagents - 6 Month Supply

    $109.99
    Usually Ships in 1 - 2 Business Days After Submission of Order
    Add to Wish List
  25. Neptune Systems Calibration Kit (ph 7.0, ph 10.0, Salinity 53000uS)

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

    $5.99
    This product will be back ordered
    Add to Wish List
  26. Neptune Systems FMM Fluid Monitoring Module

    Neptune Systems FMM Fluid Monitoring Module

    $109.99
    This product will be back ordered
    Add to Wish List
  27. Neptune Systems Optical Level Sensor

    Neptune Systems Optical Level Sensor

    $29.99
    This product will be back ordered
    Add to Wish List
  28. HYDROS Rope Leak Sensor Kit

    HYDROS Rope Leak Sensor Kit

    $39.99
    Ships in 1-2 Days
    Add to Wish List
  29. HYDROS Rope Leak Sensor Extension

    HYDROS Rope Leak Sensor Extension

    $29.99
    Ships in 1-2 Days
    Add to Wish List
  30. Apogee MQ-200X (Loaner) Underwater PAR Meter & Sensor Wand

    Apogee MQ-200X (Loaner) Underwater PAR Meter & Sensor Wand

    $55.99
    This product will be back ordered
    Add to Wish List
  31. Adaptive Reef Aquarium Controller Accessory Shelf

    Adaptive Reef Aquarium Controller Accessory Shelf

    Starting at: $74.99
    See Individual Item
    Add to Wish List
  32. Adaptive Reef Controller Cabinet Recessed Double Slat Faceplate

    Adaptive Reef Controller Cabinet Recessed Double Slat Faceplate

    Starting at: $49.99
    See Individual Item
    Add to Wish List
  33. Apogee MQ-210X (Loaner) Underwater Quantum Meter & Sensor Wand

    Apogee MQ-210X (Loaner) Underwater Quantum Meter & Sensor Wand

    $55.99
    This product will be back ordered
    Add to Wish List
  34. Adaptive Reef Controller Cabinet Trident Double Slat Faceplate

    Adaptive Reef Controller Cabinet Trident Double Slat Faceplate

    Starting at: $49.99
    See Individual Item
    Add to Wish List
  35. Apogee MQ-510 (Loaner) Full Spectrum Quantum Meter & Sensor Wand

    Apogee MQ-510 (Loaner) Full Spectrum Quantum Meter & Sensor Wand

    $65.99
    This product will be back ordered
    Add to Wish List
  36. Single Junction Lab Grade pH Probe for use with Alkatronic

    Single Junction Lab Grade pH Probe for use with Alkatronic

    $100.00
    Call For Availability
    Out of stock
    Add to Wish List
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