Reef Octopus CR100 4" Calcium Reactor

Maintain the calcium and alkalinity in your reef tank with CR100 Calcium Reactor from Reef Octopus.

• Rated for aquariums up to 150 gallons
• Reverse flow and CO2 recirculating design
• Aquatrance 1200 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 90 gallons

Medium Stocked Tank - Rated up to 125 gallons

Light Stocked Tank - Rated up to 150 gallons

• 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

• Body Size: 4”
• Foot Print: 9.5” x 7.5”
• Total Height: 20”
• Media Capacity: 1.7L
• Inlet Size: 1/4"
• Max Feed Rate: 150 GPH
• Suggested feed rate is slightly higher than a full flowing influent

Aquatrance 1200 Pump Features:

• Quiet operation
• Power Consumption: 15 Watts

Manufacturer's Warranty

• 1 year on pump
• 1 year on reactor body