This best dehumidifier with pump extracts up to 50 pints of water every 24 hours rooms up to 4500 sq. ft. Our Energy Star dehumidifier (15.7” x 12.4” x 25.8”) has a top mounted electrical control panel and humidistat control from 35%-80%. When it comes to humidifiers for large room, ours comes with a continuous drain pump (44 lbs.) and 16.4 ft. hose, as well as casters and recessed handles so you can transport easily from room to room.