Liberty Pumps 283-3 Effluent Sump Pump
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Automatic Sump/Effluent Pump w/ Wide Angle Float Switch, 35' cord, 1/2 HP, 115V

Liberty Pumps

Brand: Liberty Pumps

Mfr Part#: 283-3

UPC#: 671812105230

Usually ships: within 1 - 1.5 weeks
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$265.00 / each + Free Shipping
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Liberty Pumps 283-3 is a cast iron Submersible Effluent/Sump Pump includes a fully adjustable Wide-Angle Float with Series Plug recommended for pumping of drainage, effluent and waste water, and other non-corrosive, non-explosive liquids. The 280-series utilizes a single phase permanent split capacitor motor at 1/2 HP that produces a flow rate of 20 GPM at 30 feet of head and has a shut-off head of 37 feet. Liberty 283-3 Submersible Effluent/Sump Pump operates at 115V, 8.5 Amp, and 60 Hz with maximum fluid temperature of 140F. The convenient piggy-back plug allows for manual operation without the removal of the pump.


Liberty 283-3 Effluent/Sump Pump has a 1 1/2 inch Discharge with 3/4 inch solids-handling capability, covers a wide-range of low-head to mid-range pump applications.


  • Vortex style impeller permitting passage of solids up to 3/4";
  • Cast iron pump housing with protective epoxy coating for corrosion resistance;
  • Oil-filled motor housing for lifetime lubrication and rapid heat dissipation;
  • 1/2 HP shaded pole motor with thermal overload protection;
  • Stainless steel screws, bolts and handle to protect against corrosion;
  • Mechanical seal (stainless steel spring, nitrile parts, carbon and ceramic faces) to assure maximum protection against pump failure;
  • Upper and lower sintered sleeve bearings for extended motor life;
  • Automatic operation with piggyback mechanical float switch with "ON" level at 13" and "OFF" level at 7" (pumping range is adjustable);

Technical Specifications:

  • Discharge Size: 1 1/2" FNPT;
  • Solids Handling Capability: 3/4" dia.;
  • Listing: UL/CSA;
  • HP: 1/2;
  • Volts: 115;
  • Phase: 1;
  • Hertz: 60;
  • Amps: 8.5;
  • Flow @ 5': 62 GPM;
  • Flow @ 10': 56 GPM;
  • Flow @ 20': 42 GPM;
  • Thermal overload temp: 248F;
  • Minimum Sump Diameter: 14";
  • Shut-off Head: 37';
  • Cord Length: 35';
  • Height: 13"
  • Weight: 29 lbs;
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