4" Three Phase Water Well

Super Stainless The Franklin 4-inch Super Stainless motor has been the driving force behind residential and light commercial submersible pumps for decades. Designed and patented in 1950 by our founder, Ed Schaefer, this motor has proven to be the industry’s most trusted residential pump motor. Franklin offers 4-inch motors in a full line of single- and three-phase voltages, frequencies, and application-specific models. Wherever there is an independent source of clean groundwater, you can find a Franklin motor. Typical applications that rely on our motors include: •Homes •Farms •Restaurants •Schools •Small Factories •Coalbed Methane Recovery •Car Washes •Fountains Applications These motors are built for dependable operation in 4” diameter or larger water wells. Features: •Corrosion-resistant stainless steel exterior •Stainless steel splined shaft •Hermetically-sealed windings •StatorShield™ resin system •Filter check valve •Water lubrication •Kingsbury-type thrust bearing •Pressure-equalizing diaphragm •Built-in lightning arrestors (200 & 300 V three-phase) •Removable Water Bloc™ lead •UL 778 recognized (North American voltages) •CSA certified •ANSI/NSF 61 certified •Industry standard NEMA mounting dimensions Special Features: •Flow inducer sleeve not required in water up to 86 °F (30 °C) for motors through 2 hp. •Three-wire motors through 1 hp use Franklin’s exclusive three-wire QD (Quick Disconnect) Control Box with the patented QD Relay. This relay provides the ultimate in operational life. Constant Pressure Options •Three-phase motors can be used with SubDrive controllers to provide constant water pressure.