Automatic Sump/Effluent Pump, 1/2HP, 50' cord, 115V

Automatic Sump/Effluent Pump, 1/2HP, 50' cord, 115V
Automatic Sump/Effluent Pump, 1/2HP, 50' cord, 115V QR Code
Views: 5440 Model: 281-5
UPC: 671812121100

MPN: 281-5

Weight:33.00 lb



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The 281-5 from Liberty Pumps is an Automatic Sump/Effluent Pump, 1/2HP, 50' cord, 115V. This Liberty effluent sump pump produces a max flow of 20 GPM at 30' and has a shut-off head of 37'. The Liberty 281-5 sump/effluent pump is ideal for pumping of drainage, effluent and waste water, and other non-corrosive/non-explosive liquids.

This effluent sump pump operates at 115V, 8.5 Amp and 60 Hz with a max fluid temperature of 140F. The Liberty 281-5 sump/effluent pump has a 1-1/2" discharge and can handle solids up 3/4. This sump/effluent pump covers a wide range of low-head to mid-head 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";

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: 50';
  • Height: 13"
  • Weight: 29 lbs;
Product Specs
Cord Length:50 ft
Flow at 5 FT Head:62.5 GPM
Horse Power:1/2
Shutoff Head (ft.):37
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