Reef Octopus

SRO CR3000D 7" Calcium Reactor - Reef Octopus

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    Maintain the calcium and alkalinity in your reef tank with a high-performance dual chamber calcium reactor from Reef Octopus. The Super Reef Octopus CR3000D 7" Dual Calcium Reactor has all the performance you've come to expect from the expert series of Super Reef Octopus.

    • Rated for aquariums up to 375 gallons
    • Reverse flow and CO2 recirculating design
    • Water Blaster Blaster 3000 Recirculation Pump
    • pH probe holder included (probe sold separately)


    A calcium reactor is used to maintain a balanced amount of calcium and alkalinity in your reef tank. In order to use a calcium reactor, you will need a CO2 regulator, CO2 tank, pH probe/controller, small feed pump (flow rate should be set 1-2 liters per hour) and calcium reactor media.


    Filtration Handling

    Well Stocked Tank - Rated up to 315 gallons

    Medium Stocked Tank - Rated up to 350 gallons

    Light Stocked Tank - Rated up to 400 gallons



    • High-performance reverse flow design
    • Control the reactor with CO2 needle valve and the effluent valve
    • Auto fill bubble counter
    • pH probe holder
    • Easy to remove lid
    • Precision effluent control valve
    • Solid construction
    • 1/4" quick connect fittings


    Reactor Specifications:

    • Body Size: 7”
    • Foot Print: 15.8” x 13.4”
    • Total Height: 22.8”
    • Media Capacity: 11.5L
    • Inlet Size: 1/4"
    • Max Feed Rate: 150 GPH
    • Suggested feed rate is slightly higher than a full flowing influent


    Water Blaster 3000 Recirculating Pump Features:

    • Quiet operation
    • Silicone Nitride shafts and bearings to resist the build-up of calcium
    • Power Consumption: 32 Watts


    Manufacturer's Warranty

    • 2 year on pump
    • 1 year on reactor body


    Item #: SRO-CR3000D

    More Information
    Product Name SRO CR3000D 7" Calcium Reactor - Reef Octopus
    SKU 207878
    UPC 6950291210227
    Media Capacity 8 Cups / 1892mL, 9 Cups / 2129mL, 10+ Cups / 2365mL
    Reactor Placement External, In Sump
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