The Red Sea Reefer DC Skimmer range consists of smart, high-performance in-sump protein skimmers engineered explicitly around Red Sea’s REEF-SPEC standards. Moving past legacy alternating current (AC) blocks, this generation integrates adjustable direct current (DC) operation to dynamically optimize waste extraction while eliminating cabinet vibrations.
The standalone breakthrough of the Reefer DC series is its Self-Leveling Technology. Utilizing an intelligent dual-action solid-state sensor mounted in the collection cup, the system actively monitors foam wetness and accumulation heights. If the system detects a sudden rise in wet foam—often triggered by heavy feeding or aquarium additives—it throttles the pump's RPM down to prevent a messy cup overflow while continuing to aerate the water.
Technical Sizing & Filtration Capacity
All three models in the lineup share the high-efficiency Sicce PSK DC-1200 needle-wheel pump, scaling performance parameters via proportionally expanded venturi arrays and reaction cone bodies:
| Model Variant |
Base Pump Model |
Air Intake Volume |
Pure Water Flow |
Average Power Draw |
SPS Reef Rating |
Mixed Reef Rating |
| Reefer 300 DC |
Sicce PSK DC-1200 |
500 LPH |
1,000 LPH |
20 Watts |
Up to 300 Litres |
Up to 600 Litres |
| Reefer 600 DC |
Sicce PSK DC-1200 |
750 LPH |
1,500 LPH |
25 Watts |
Up to 600 Litres |
Up to 1,200 Litres |
|
Reefer 900 DC |
Sicce PSK DC-1200 |
900 LPH |
2,000 LPH |
30 Watts |
Up to 900 Litres |
Up to 1,800 Litres |
Intelligent Foam Management Logic
The self-leveling process acts as a smart safeguard for your aquarium water quality:
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The Over-Skim Trigger: When wet foam pushes past your preset threshold, the solid-state sensor alerts the smart network.
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Immediate Mitigation: The pump instantly reduces power to stop waste overflowing back into the filtration sump.
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Gradual Recovery: The logic circuit carefully steps pump intensity back up or down over time based on real-time foam consistency, restoring stable skimming smoothly once the water chemistry stabilizes.
Advanced Hardware & App Integration
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ReefBeat Ecosystem Synergy: The skimmer is run and programmed via the centralized ReefBeat mobile application. This integration allows you to create custom "Quick-Action" scenarios—like delaying the skimmer startup for 10 minutes after a feed window to let the return pump normalize water heights first.
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Controller Prerequisites: To unlock these smart features, the skimmer links directly into the standalone ReefRun Dual DC Controller (sold separately). This dedicated hardware node manages both the Reefer DC skimmer and a ReefRun DC return pump simultaneously from a single power source.
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3-Way Orientation Mounting: The base plate and precision geared regulation valve can be assembled in three distinct directions. This flexibility allows you to position the pump inlet and adjustment dials to face the left, right, or back of tight sump compartments.
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Built-in Maintenance Features: The collection cup includes a FoamView inspection window to trace foam accumulation quickly, a manual rotatable internal neck squeegee to sweep away sticky organic residue, and a 1-meter drainage tube with an integrated mechanical tap.
