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Goulds WW0511A, Model 3872, 1/2HP Sewage Pump

SKU: WW0511A Category:


Features and Benefits:

  • Impeller is glass-filled thermoplastic full-Vortex design with pump out vanes for mechanical seal protection
  • Casing and Base are rugged glass-filled thermoplastic design – provides superior strength and corrosion resistance
  • Cast Iron Motor Housing for efficient heat transfer, strength and durability
  • Thermoplastic Motor Cover with integral handle and float switch attachment points
  • Upper and Lower heavy duty ball bearing construction


  • Residential Sewage Systems
  • Dewatering
  • Water Transfer
  • Anywhere waste or drainage must be disposed of quickly, quietly and efficiently

Brand Goulds
Model Number 3872
Mfg. Number WW0511A
Series WW05
Float Switch Style Piggyback ! Wide-Angle
Product Type Sewage pump
Application Sewage/Dewatering/Transfer
Operation Automatic
Horsepower 1/2 HP
Voltage 115 Volts
Phase 1 Phase
Frequency 60 Hz
Minimum On Level 15″
Minimum Off Level 9″
Speed 1550 RPM
Pump Casing and Base Thermoplastic
Motor Housing Cast iron
Impeller Type Full-vortex
Current 13 Amps
Maximum Solids Handling 2″
Discharge Connection 2″ NPT vertical
Maximum Flow 75 GPM
Minimum Circuit Breaker 20
Maximum Head 18 ft
Cord Length 10 ft
Minimum Basin Diameter 18″
Maximum Temperature (Continuos) 104°F
Maximum Temperature (Intermittent) 140°F

For a part pictorial and replacement parts list, Goulds 3872 WW05 series pic and list.

Additional information

Weight 23 lbs