The 457 from Liberty Pumps is an Automatic Sump Pump w/ Vertical Float Switch, 1/2HP, 10' cord, 115V. This switch allows this sump pump to operate in sump diameters as small as 10". The Liberty Pump 453 automatic submersible sump pump has 1-1/2"NPT discharge and can handle solids up to 3/8". It also has a max lift of 34". This submersible sump pump is equipped with a motor design that can reduce electrical usage by 40%. The Liberty Pump 450 manual submersible sump pump should not be run dry in order to prevent excessive seal wear and overheating. The motor on this sump pump is thermally protected and permanently lubricated to increase durability.

Features:

• Vortex style impeller permits passage of solids without clogging. Made of high temp engineered thermoplastic;
• Polypropylene and powder coated aluminum construction;
• Stainless steel rotor shaft;
• All fasteners - non-corrosive stainless steel;
• Oil-filled, hermetically sealed motors with thermal overload protection;
• Permanently lubricated upper and lower bearings;
• Quick-disconnect 10' standard power cord allows replacement of cord in seconds without breaking seals to motor;
• Removable base allows suction down to 1/8";
   

Technical Specifications:

• Horsepower: 1/2 HP;
• Cord length: 10';
• Discharge: 1-1/2";
• Solids Handling: up to 3/8";
• Voltage: 115V;
• Amps: 7.5;
• RPM: 3450;
• Hertz: 60 Hz;
• Maximum fluid temperature: 140°F;
• Maximum lift: 34';
• Height: 12.5";
• Width: 9.6";
• Weight: 12.5 lbs.;
• Minimum Sump Diameter: 10";