1-Aperture (193)
Best selling Best selling
  • Aqua illumination HMS 49.5" Rail - For 48" Tanks
    $114.99
    No reviews

    Mount With Style The Hydra Mounting System (HMS) is specifically designed to provide an easy to use, highly effective adjustable...

  • XR30 RMS X bracket
    $36.99
    No reviews

    The X-Bracket is compatible with all models and generations of XR30w Radions.  This kit is designed to attach a single...

  • Ecotech Marine RMS Hanging Kit
    $64.99
    No reviews

    Ecotech Marine RMS Hanging Kit

  • Neptune Trident ACM - Marine Aquarium Water Analyzer
    $569.99 $649.99
    No reviews

    A key ingredient to a great reef aquarium is maintaining proper levels of Alkalinity, Calcium, and Magnesium.   The Trident...

  • Aqua illumination HMS Hanging Kit
    $52.99
    No reviews

    Mount With Style The Hydra Mounting System (HMS) is specifically designed to provide an easy to use, highly effective adjustable...

  • Foam Cover for Vortech mp40 Pump - 3 Pack
    $20.99
    No reviews

    Foam Guard for EcoTech Pump. (this is the foam pads only, pictured with pump above to show installation only) Package...

  • Neptune Systems A3 Apex JR
    $299.95
    No reviews

    An Apex monitored aquarium is a successful aquarium! Introducing the exciting all-new A3 Series of Apex controllers. From the Jr....

  • Neptune Cor-20 Water Pump
    $469.99
    No reviews

    RUNS STANDALONE - NO APEX NECESSARY! That’s right, the COR-20 will run completely standalone OR connected to ANY Apex System...

  • Neptune Systems Flow Sensor - 1" with unions
    $84.99
    No reviews

    Flow Sensor – 1″  (FS-100) Usually used with a return pump, this flow sensor can be placed in line with...

  • Apex 3' AquaBus Cable (M/M)
    $20.99
    No reviews

    3' Male/Male AquaBus cable.  Used to connect an AquaBus module (PM1, EB8, etc) to another AquaBus Module or Apex base...

  • Foam Cover for MP10 - 3 Pack
    $20.99
    No reviews

    Foam Cover for MP10 - 3 Pack

  • Neptune ATK v2 - Automatic Top-Off Kit
    $246.00 $279.99
    No reviews

    No More Manual Topping Off Leave Home for Days without Worry Stop Lugging Buckets and Jugs Maintain Consistent Salinity Levels...

  • Neptune Systems 24VDC 36w Power Supply
    $52.99
    No reviews

    Power Supply – 24VDC 36W (PS-36-US) This 24VDC, 36W power supply is used with the FMM so that you can...

  • AI AXIS 90 Submersible Pump
    $169.99
    No reviews

    Big Pump Features. Axis pumps offer full control, wireless smart device programming, DC motor quiet operation, and output calibration. Features...

  • Aqua illumination HMS 52/64 Bracket
    $20.99
    No reviews

    Mount With Style The Hydra Mounting System (HMS) is specifically designed to provide an easy to use, highly effective adjustable...

  • ECOTECH MARINE RADION XR15 G5/G6 DIFFUSER UPGRADE
    $42.99
    No reviews

    Upgrade your Ecotech Marine Radion XR15 Light!   New design for the G5 makes use of integrated magnets.  The result...

  • Ecotech VorTech MP60wQD Wet Side Assembly
    $249.99
    No reviews

    Ecotech VorTech MP60wQD Wet Side Assembly

  • Neptune Optical Leak Sensor
    $64.99

    OUT OF STOCK

    No reviews

    New to the leak detector offerings is the Optical Multi Surface Leak Sensor (LD-3).  This is a weighted sensor that...

  • Neptune CD Crossover Diet Fish & Coral Food
    $20.99

    OUT OF STOCK

    No reviews

    Created specifically for reef tanks and for use in the AFS (Automatic Feeding System) from Neptune Systems. Feeds both corals...

  • pH or orp, temperature, and 6 digital inputs
    $124.99
    No reviews

    The first expansion module, the PM1, with a pH or ORP, temperature, and 6 digital inputs. The PM1 features are:...

  • Aqua Illumination Coral Grow SL21 Blade
    $219.99
    No reviews

    Take your tank to the next level by adding a Blade Glow to your Blade lighting or supplement your existing...

  • XR30 Single Arm RMS Kit
    $144.99
    No reviews

    XR30 Single Arm RMS Kit (light sold separately)

  • Neptune DC24 10' M/F Extension
    $31.99

    OUT OF STOCK

    No reviews

    This is a ten foot Male/Female extension cable that will enable you to remotely locate DC24 accessories like the PMUP....

  • Neptune Systems Optical Level Sensor with Magnetic Mount V2
    $64.99
    No reviews

    Modern & compact magnetic water level monitoring   Improved look, feel, and design  Precise water level control Built-in magnetic mount...

  • Neptune Apex Display Module - Silver with orange LCD
    $149.99
    No reviews

    Neptune Apex Display Module

  • AI AXIS 20 Submersible Pump
    $99.99
    No reviews

    Big Pump Features. Axis pumps offer full control, wireless smart device programming, DC motor quiet operation, and output calibration. Features...

  • Aqua illumination HMS Double Arm Mounting Kit (Part A)
    $112.99
    No reviews

    Mount With Style The Hydra Mounting System (HMS) is specifically designed to provide an easy to use, highly effective adjustable...

  • VECTRA S2 DC RETURN PUMP (1400 GPH) - Mobius
    $351.89 $399.99

    OUT OF STOCK

    No reviews

    VECTRA S2, M2 & L2 RETURN PUMP EcoTech Marine has set new standards for equipment in saltwater aquariums. The Vectra...

  • Ecotech Radion Hanging Kit
    $84.99
    No reviews

    Premium Hanging Kit for Radion LED.  Maximum Cable Length = 6′

  • VorTech Battery Backup
    $259.99
    No reviews

    EcoTech Marine Releases New Battery Backup In the quest to continually raise the bar for product excellence and customer experience,...

  • Neptune PMUP v2 - Practical Multi-purpose Utility Pump v2 w/transformer
    $82.99
    No reviews

    The PMUP is a multi-purpose pump that can be used for many different tasks on your aquarium.  Automatic Top-Off (ATO)...

  • Neptune Double Junction Lab Grade ORP Probe
    $134.99

    OUT OF STOCK

    No reviews

    The pH and ORP probes are now double-junction as well so they hold calibration longer and have a longer lifespan...

  • Aqua Illumination Coral Grow SL48 Blade
    $449.99

    OUT OF STOCK

    No reviews

    Take your tank to the next level by adding a Blade Glow to your Blade lighting or supplement your existing...

  • Aqua illumination HMS 37.5" Rail - For 36" Tanks
    $94.99
    No reviews

    Mount With Style The Hydra Mounting System (HMS) is specifically designed to provide an easy to use, highly effective adjustable...

  • ECOTECH MARINE RADION XR30 G5/G6 DIFFUSER UPGRADE
    $49.99
    No reviews

    Upgrade your Ecotech Marine Radion XR30 G5 Light!   New design for the G5 makes use of integrated magnets.  The...

  • Neptune Trident ACM + 6 Month Reagents - Marine Aquarium Water Analyzer
    $683.99 $759.98
    No reviews

    Say Goodbye to Manually Testing for Calcium, Alkalinity, or Magnesium in your Reef!   The Trident is an automated testing...

  • Neptune COR-15 Water Pump
    $419.99

    OUT OF STOCK

    No reviews

    CONNECTS TO ANY APEX WITH A 1LINK PORT AVAILABLE That’s right, the COR-15 will work with ANY Apex system that...

  • 12v Apex Power Supply
    $25.99
    No reviews

    20V AC to 12V DC Power Adapter for use on the AquaController Apex.

  • Neptune DC24 to Bare Wire Cable - 10'
    $31.99
    No reviews

    This cable connects to the 24VDC accessory connections on the 1LINK. This cable has two bare (tinned) wires on the...

  • Neptune Magnetic Probe Rack
    $64.99
    No reviews

    The little new product we promised. It may be little, but it has been in demand for a long time....

  • Aqua Illumination Freshwater SL30 Blade
    $264.99
    No reviews

    Freshwater The Blade Freshwater brings the elegance of AI lighting to freshwater fish and plants. High output in a sleek...

  • Aqua illumination PRIME 16 FRESHWATER LED Black Fixture
    $223.90 $279.99
    No reviews

    Freshwater Spectrum The Prime Freshwater is capable of producing a limitless number of spectral combinations to fit your tank’s exacting...

  • AI Hydra 32 HD LED Module - White
    $407.90 $459.99

    OUT OF STOCK

    No reviews

      Most Impressive: More LEDs More PAR More Spread Improved Optic Design Improved Water Resistance Thinner Form Factor Dedicated Moonlight...

  • Ecotech Multi-Light RMS Track (A) 70.5 in
    $144.99

    OUT OF STOCK

    No reviews

    Ecotech Multi-Light RMS Track (Arms and Slides sold separately) The New Multi-light RMS is Now Available! Beautiful, Versatile and Ready...

  • Ecotech Multi-Light RMS Track (A) 60.5 in
    $134.99
    No reviews

    Ecotech Multi-Light RMS Track (Arms and Slides sold separately) The New Multi-light RMS is Now Available! Beautiful, Versatile and Ready...

  • Neptune Trident NP - Marine Aquarium Water Analyzer - Nitrate & Phosphate + 2 Month NP Reagent
    $729.98
    No reviews

    Includes the Trident NP + 2 Month NP Reagents Trident NP The best selling automated tester ever released has been...

  • Neptune 4 Meter Tubing for Dosing System
    $10.49
    No reviews

    Neptune 4 Meter Tubing for Dosing System  

  • Neptune Leak Detection Solid-Surface Probe (For FMM Module)
    $52.99
    No reviews

    Leak Detection Probe for solid surfaces  (LD-2) Plug this probe into your FMM and then place it on any surface...

  • Neptune I/O Breakout Box
    $62.99
    No reviews

    Breakout Box Connect external switches and I/O Inputs to your Apex When connected to the I/O Port of your Apex,...

  • Apex 6' AquaBus Cable (M/M)
    $26.99
    No reviews

    6' AquaBus Cable (M/M)

  • Apex 15' AquaBus Cable (M/M)
    $42.99
    No reviews

    15' Male/Male AquaBus cable.  Used to connect an AquaBus module (PM1, EB8, etc) to another AquaBus Module or Apex base...

  • Aqua Illumination Coral Grow SL57 Blade
    $569.99
    No reviews

    Take your tank to the next level by adding a Blade Glow to your Blade lighting or supplement your existing...