Submersible cast iron sump pump. Features heavy duty cast iron construction. Built-in overlaod motor protection with vertical switch operates in basins 11 In. in diameter by 24 In. deep. Non-clogging vortex. Thermoplastic impeller passes 1/2 In. solids. 8 Ft. cord. Includes 2 In. MNPT (Male National Pipe Thread) X 1-1/2 In. FNPT adapter.