Macerator Pump is designed specifically for sanitation waste and fish box evacuations. This high-powered pump incorporates our high quality motor with a new seamless shell and splash proof design.The Macerator features a premium impeller design and includes o-ring sealed end bells with a sealed manual turn key to withstand the harsh marine environment. D.Yuan unique dual blade and housing construction ensures problem free pumping, providing superior performance while delivering up to 13 GPM(49.20LPM). Available in 12 and 24 volts. 13GPM(49.20LPM) Self Priming Seamless Motor Shell O-Ring Shaft Seal Heavy Duty Shaft Seal Manual Turn Key With Rear O-Ring Seal Innovative Internal Housing Design Dual Blade Design Premium Impeller Ignition Protection Available in 12&24VDC