Let Zoeller lift you to greater heights with the new 152 and 153 Series High Head Effluent Pumps. The 152 series 4/10 hp pump delivers up to 38' of lift and up to 69 gpm. The 153 series 1/2 hp pump delivers up to 44' of lift and up to 77 gpm. Heavy-duty cast iron construction with powder coated epoxy finish, stainless steel hardware and non-clog vortex impeller that passed 3/4" solids. Zoeller Co.