Built to order, 5-7 business days production time Kasco® AF Series Surface Aerators lead the market with more installations than any other manufacturer. In an independent study by Auburn University, Kasco® Aerators were found to deliver up to 3.0 lbs of oxygen per horsepower per hour of operation, showing them to be some of the most efficient and effective units on the market. They not only aerate water, but also distribute the oxygenated water throughout the pond or lake. Built for dependable, continuous operation, Kasco® Aerators have a proven record in a multitude of applications, ranging from ponds/lakes and commercial aquaculture to salt water and industrial plants. Heavy-duty motor and corrosion resistant design suitable for saltwater Delivers high dissolved oxygen at lower operating cost Improves water circulation, facilitating fish growth and health Ideal for ponds/tanks with surface area of about 1 acre Includes easily replaced protective sacrificial zinc anode Includes three 50' mooring lines and SJTOW underwater rated power cords ETL Listed to UL and CSA safety standards 2 Year Warranty Kasco® 4400AF Surface Aerators come standard with float. Also available with optional bottom screen (4400AFB Series) or without float (4400A Series). Where should you place diffusers? Check out Kasco's recommendations. SKU Cord Volts Phase Amps MinDepth Standard Model With Bottom Screen WithoutFloat 4400AF050 4400AFB050 4400A050 50' 120 1 11.3 19" 4400AF100 4400AFB100 4400A100 100' 4400AF150 4400AFB150 4400A150 150' 4400AF200 4400AFB200 4400A200 200' 4400HAF050 4400HAFB050 4400HA050 50' 208-240 1 5.7 19" 4400HAF100 4400HAFB100 4400HA100 100' 4400HAF150 4400HAFB150 4400HA150 150' 4400HAF200 4400HAFB200 4400HA200 200' 4400HAF250 4400HAFB250 4400HA250 250' 4400HAF300 4400HAFB300 4400HA300 300' 4400HAF400 4400HAFB400 4400HA400 400' Brochure AF Manual AF Specifications HAF Specifications