Liberty 457


Sump Pump, Vertical Magnetic Float, 1/2 HP

457 491066
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ItemSubmersible Sump Pump
Switch TypeVertical
Discharge NPT (In.)1-1/2
Cord Length (Ft.)10
Min. Sump Pit Dia. (In.)10
On Point (In.)8-1/2
Off Point (In.)4
GPM of Water @ 5 Ft. of Head48
GPM of Water @ 10 Ft. of Head43
GPM of Water @ 15 Ft. of Head39
GPM of Water @ 20 Ft. of Head32
Max. Head (Ft.)34
Height (In.)12-1/2
Dia. (In.)9-5/8
Max. Dia. Solids (In.)3/8
Max. Temp. (F)140
Base MaterialPolypropylene
Top MaterialPolypropylene
Impeller MaterialPolypropylene
Thermal ProtectionYes
Bearing TypeBall
Shaft SealBuna N, Stainless Steel
GPM of Water @ 25 Ft. of Head23
GPM of Water @ 30 Ft. of Head11
Mechanical SealBuna N, SS
Motor TypePSC
Shaft MaterialStainless Steel
Standards CSA, cUS
Weight 13.560000


Submersible Sump Pump, Automatic, 1/2 HP, Vertical Switch Type, Discharge NPT 1-1/2 In., Voltage 115, Amps 7.5, Cord Length 10 Ft., On Point 8-1/2 In., Off Point 4 In., GPM of Water @ 10 Ft. of Head 43, Max. Head 34 Ft., Max. Dia. Solids 3/8 In., Max. Temp. 140 F, Base Material Polypropylene, Housing Aluminum, Impeller Material Polypropylene, Duty Continuous, RPM 3450, Mechanical Seal Buna N, SS, Shaft Material Stainless Steel

  • Note: For float switches, see page 4049. For control panels, see page 4048.

Submersible Sump Pumps
  • Drain flooded basements, window wells, construction sites, and swimming pools. Convenient carrying handle.
  • Single-phase permanently lubricated motor 115V (4NW37 and 5CZG4 are 230V) Nonclog vortex impeller
  • Liberty
  • Fit tight pits down to 10" in diameter. Powder-coated for corrosion resistance. Quick-disconnect power cord design. Efficient PSC motor. 3-yr. warranty.

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