A.Y. McDonand offers a full line of four inch submersibles ranging from 1/3 through 10 hoursepower, with flow rates ranging from 5 through 90 GPM. Our 23000 submersibles offer peak capacity performance in 5, 7, 10, 15, 20 and 25 GPM models. All four inch submersibles are supplied with grounded leads meeting the National Electrical Code (N.E.C.) specifications. The industry standard, Franklin Electric motors are standard on all models.