MEDAS 1HP 3-in-1 Submersible Water Pump (6.3 × 6.3 × 11 in) Versatile 1HP submersible pump with adjustable clean, dirty, and ultra-low suction bases for removing water down to 1 mm. Delivers up to 4623 GPH with automatic or manual float control. Compact plastic housing for basements, pools, ponds, fountains, and flood drainage. 110 volts.