Sleek, reliable and compact unit with integrated patented Ultima âfield effectâ sensing technology switch, ready to install and run for years and years of unerring service.• Type: Automatic Submersible• Voltage Rating: 12 Volt• Flow Rate: 800 Gallon Per Hour• Port Type: 3/4 Inch Hose• Length: 6 Inch• Width: 3.2 Inch• Height: 4.1 Inch• All Version Are Delivered With A Removable Check Valve• Extremely Energy Efficient• Removable Clip On Basket Design• Removable Impeller Cover Allows For Easy Clean Out UltimaBilge 600 Gallons Per Hour, 800 Gallons Per Hour And1000 Gallons Per Hour Pumps Have Easy-To-Install Dura-Port Discharge Ports To Eliminate Stress Cracking Caused By Over-Tightened Hose Clamps Pumps Features Both A Straight And A 90 Degree Smooth 3/4 Inch Elbow Dura-Port UltimaBilge 1250 Gallons Per Hour Features Threaded 1 1/4 Inch And 1 1/8 Inch Discharge Port | Bilge Pump, Automatic Submersible; 800 Gallon Per H