Diffuser for 1/2 through 2 horsepower Super II pumps Other Products Using This Part: Model Number Product Name SP3007AZ Super II 3/4 Horsepower Full-Rate, In-ground Pool Pump. 115/230v SP3015AZ Super II 1-1/2 Horsepower Full-Rate, In-ground Pool Pump. 230v SP3015X20AZ Super II 2 Horsepower Energy Efficient, Up-Rated, In-ground Pool Pump. 115/230v SP3010EEAZ Super II Energy Efficient, 1 Horsepower Full-Rate, In-ground Pool Pump. 115/230v SP3007EEAZ Super II Energy Efficient, 3/4 Horsepower Full-Rate, In-ground Pool Pump. 115/230v SP3015X202AZ Super II 2 Horsepower Energy Efficient, Up-Rated, Dual Speed, In-ground Pool Pump. 230v SP3005X7AZ Super II 3/4 Horsepower Energy Efficient, Up-Rated, In-ground Pool Pump. 115/230v