Reef Octopus VarioS-2 DC Circulation Pump
The Reef Octopus VarioS-2 is a compact yet powerful controllable DC circulation pump—perfect for smaller aquariums or specialized applications like media reactors, sumps, or closed-loop systems. Designed for quiet operation, precision control, and long-term durability, this pump brings smart technology and safety into your aquatic setup.
Why Choose the VarioS-2?
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Low-Voltage DC Operation (24V)
Offers enhanced energy efficiency, reduced operating heat, and safer power delivery compared to standard AC pumps. -
Quiet & Long-Lasting
Features a high-quality ceramic shaft and propeller bearing to reduce wear and extend service life, even in demanding environments.
VarioS Smart Controller – Advanced Features
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5 Speed Settings
Easily adjust the flow rate to fit your system’s specific needs. -
Pause/Feed Modes
Temporarily shut off the pump for 15 or 60 minutes—ideal for feeding or routine maintenance. -
Float Switch Integration (Included)
Automatically stops the pump if water levels in your sump become too high or too low—no additional controller required. -
0–10V Control Port
Allows full integration with popular aquarium controllers like CoralVue HYDROS, Neptune APEX, and Reef Angel. Unlock intricate flow programs and real-time automation through your system’s interface. -
Soft Startup
The pump gradually ramps up over 10 seconds, protecting both equipment and livestock from sudden surges. -
Rotating Volute
Customize flow direction with a volute that rotates in 90° intervals—vertical or horizontal output options make plumbing flexible and installation easy.
What’s Included
- VarioS-2 Pump
- Detachable Smart Controller
- Float Switch
- Power Supply
- Input & Output PVC Unions
- Stepped Barb Output Fitting (½"–¾")
- Protective Intake Screen
Technical Specifications
- Max Flow: 792 GPH*
- Max Head Height: 13 ft*
- Power Consumption: 25W
- Voltage: 24V DC
- Input/Output: 1" Slip PVC
- Outlet Barb Fitting: ½"–¾" Stepped
- Dimensions: 5.1" L × 3.1" W × 4.25" H
Performance may vary depending on aquarium plumbing and setup.
⚠️ Not pressure-rated. Not recommended for high-pressure applications such as feeding Beckett/downdraft skimmers or pumping between floors.
Need help choosing the right size pump or integrating this into your reef system?
Tidalwave is here to help with professional support & recommendations.
We totally understand that plans change! You can modify or cancel your order as long as it hasn’t been shipped yet. Just call or email us right away - our team will confirm if we can catch it before it leaves our facility.
If your order is already in transit, you’ll need to request a return once it arrives. Keep in mind that some items, like aquariums and livestock, can’t be returned.
For full terms, please refer to our Refund & Return Policy.
Placing an order is simple - just add your item to the cart & complete the checkout process online. Once your order is confirmed, we'll reach out to you directly to schedule a local pick-up appointment at our facility.
* All local pick-ups are by appointment only *
Order processing typically takes 1-2 business days for products that are in stock or readily available through our network of distributors. Some products, however, are fulfilled on demand directly from our distributors, which can slightly extend processing and delivery times depending on availability and location.
Rest assured - we always work to get your order shipped as quickly as possible.
If you’d like to confirm availability or request an ETA before placing your order, you’re always welcome to call or email us.