This wet rotor pump is designed for large waterfalls. And streams or areas that have a high lift to top of waterfall. Its water cooled motor easily handles large particles to avoid clogging.

Beckett Pond Pumps Beckett Waterfall Pump Wet rotor/ wet bearing technology. Energy efficient, handles large particles. Can be used horizontal or vertical. Water cooled motor for submersed use only. Two year manufacturer's warranty, 16' cord. 600 gph 0.6 amps; 70 watts max lift 12'8"", screen inlet. 3/4"" or 1"" MNPT threaded outlet . 4.5""W x 6.2""L x 5"" H 1150 gph 1.2 amps; 144 watts max lift 19'6"", screen inlet. 3/4"" or 1"" MNPT threaded outlet 4.5""W x 6.6""L x 4.9"" H 1800 gph 1.7 amps; 200 watts max lift 21', screen inlet. 3/4"" or 1"" MNPT threaded outlet 4.5""W x 6.6""L x 4.9"" H 3510 gph 4.0 amps; 500 watts start up, 300 watts (2.5 amps) running; max lift 23', screen inlet. 2"" MNPT outlet with 1"" barbed adapter. 6.5""W x 8""L x 6.5"" H 4983 gph 7.0 amps; 800 watts start up, 445 watts (4 amps) running; max lift 25', screen inlet. 2"" MNPT outlet. 6.5""W x 8.5""L x 6.5"" H Beckett Waterfall Pump W5000 ( 4983 gph)