SHURflo’s new Macerator pump is designed specifically for sanitation waste and fish box evacuations. . Featuring a premium impeller design, including o-ring sealed end bells and sealed manual turn key. SHURflo’s unique dual blade and housing construction ensures problem free pumping. Delivering 13 GPM [49 LPM]. Thermally protected. Ignition protection. Available in 12 and 24 Volts.