4 Airmax pond aerators ranked. Each one is scored and ranked against every brand in its type, so "#3 mid-size" means third of all mid-size pond aerators here, not third among Airmax's own.
Airmax makes 4 current pond aerators: 3 lake compressors and 1 floating aerators. Prices run from $1,619.99 for the Airmax Shallow Water SW20 to $2,599.99 for the Airmax PondSeries PS20. Its best-rated model in each size: the Airmax PondSeries PS20 (#16 of 18 lake compressors, rated 2.2) and the Airmax EcoSeries Fountain, 1/2 HP (#7 of 8 floating aerators, rated 2.0).
Prices were last checked November 4, 2026. Product prices and availability are accurate as of that date and are subject to change; the price and availability shown on Amazon or the retailer's site at the time of purchase apply. As an Amazon Associate we earn from qualifying purchases.
A shore-mounted diffused-aeration compressor rated for 2 acres for owners who want a US-supported brand and a weatherproof cabinet, at several times the price of generic kits.
Amazon $2,599.99A shore-mounted diffused-aeration compressor rated for 2 acres for owners who want a US-supported brand and a weatherproof cabinet, at several times the price of generic kits.
Amazon $2,599.99A shore-mounted diffused-aeration compressor rated for 1 acre for owners who want a US-supported brand and a weatherproof cabinet, at several times the price of generic kits.
Amazon $1,749.99A shore-mounted diffused-aeration compressor rated for 0.25 acres for owners who want a US-supported brand and a weatherproof cabinet, at several times the price of generic kits.
Amazon $1,619.99A 0.5 HP floating aerator from a maker with US support, for owners who want a unit built to stay in the water year round and are willing to pay for the warranty.
Amazon $1,999.99
