Medium head. These top discharge pumps are built for long life and high performance. PLB2400 uses only 6.2 amps! The highly efficient PLB2400 has a special urethane rubber impeller, aluminum motor frame and synthetic rubber casing, suction cover and wear ring. The PLB2750 has a galvanized steel housing and a cast iron impeller. Outlets are 2” MNPT. Both are thermally protected, 115 V, 60 Hz and have 32’ power cords. Two year conditional warranty.