620218 WS50HM-20

This 1/2 horsepower submersible effluent pump is ideal for dewatering, water transfer, effluent and wastewater removal. Designed for high torque with automatic reset, this pump is made of durable cast iron construction and features a solids handling non-clog impeller.

Item: 620218
Model: WS50HM-20


HP 1/2 hp
Frequency 60 Hz
Phase Single-Phase
Amps - Full Load 15 A
Amps - Starting 26.9 A
Full Load Watts 1470 W
Volts 115 VAC
Cord Length 20 ft
Pump Power Cord Type SJOW
Pump Power Cord Gauge 14-3
Lead Length 20 ft
Motor Type Submersible
Continuous Duty Yes
Thermal Overload Protection Yes
Maximum Flow Rate - 60Hz 115 gpm / 6900 gph
Minimum Flow Rate - 60Hz 5 gpm / 300 gph
Shut-Off 63 ft
Minimum Head - 60Hz 6 ft
Shut Off Height - 60Hz 63 ft
Max Solid Handling Size 0.75 "
Switch Type Manual
Motor Cooling Oil


Max Fluid Temperature 120 °F

Materials of Construction

Pump Base Material Cast Iron
Pump Body Material Cast Iron
Pump Volute Material Cast Iron
Impeller Type Non-Clog
Impeller Material Cast Iron
Motor Shaft End - Material Stainless Steel
Intake Screen Material Cast Iron Epoxi
Fasteners Material Stainless Steel
Top Bearing Material Steel
Top Bearing Type Ball
Bottom Bearing Material Steel
Bottom Bearing Type Ball Bearing
Seal Material Carbon/Ceramic, Nitrile
Seal Type Carbon/Ceramic/Nitrile


Discharge Thread FNPT
Discharge Type Threaded - FNPT
Discharge 2 "
Product Length 12.25 "
Product Width 9.38 "
Product Height 13.75 "
Pump Length 12.25 "
Product Weight 56 lb
Product Weight w/ Pack 62.7 lb
Carton Length 12.5 "
Carton Width 10 "
Carton Height 20 "


Electrical Agency Approvals CSA
Standard Warranty 36 Months
  Warranty Terms and Conditions Link