These cool-running protein skimmer pumps are for submersible use only (up to 3 feet in depth) in saltwater aquariums or reef aquariums. Pump motor features a self-resetting thermal protector, should motor uncharacteristically overheat due to running pump dry. Plus, their compact size won't take up precious sump or aquarium space: 400-800 model measures only 4-3/4" x 2-5/8" x 3-1/4" high, 1200-1600 model measures just 5" x 2-3/4" x 3-1/2" high. Cobalt Aquatics Protein Skimmer Pumps include all necessary accessories: intake screen, venturi, airline tubing for venturi with built-in air control valve, and a barbed fitting.
Downloadable
Cobalt Protein Skimmer Pump Manual PDF. Shop all Aquarium Water Pumps. Please click on "More Information" for product specifications. | ||||||






Compact, powerful, Italian-made water pumps create huge quantities of beneficial bubbles in your protein skimmer! These high quality, energy-efficient pumps feature a venturi and matched needle-wheel impeller designed together to maximize water and air mixture and ensure optimal bubble size in your protein skimmer.









