FRANKLIN FPS 3B SERIES 4" SUBMERSIBLE BORE PUMP 32MM OUTLET (60LPM RANGE)

The Franklin FPS 3B Tri-Seal Series 4-inch submersible pumps are engineered for reliable bore and water transfer applications where consistent flow and long service life are critical. Built with corrosion-resistant stainless steel construction and precision multi-stage hydraulics, these pumps deliver efficient performance across a wide range of head requirements. The Tri-Seal design enhances durability and protection in demanding environments, making them suitable for agricultural, domestic, and commercial water supply systems. Designed to pair with Franklin Electric 4" motors, the compact pump profile allows installation in standard bore casings while maintaining strong hydraulic efficiency.

FEATURES

• Stainless steel construction for corrosion resistance and extended service life
  
• Tri-Seal hydraulic design for improved durability and reliability
  
• Multi-stage centrifugal design for high efficiency across varying heads
  
• Compatible with Franklin Electric 4" submersible motors
  
• Compact 4" diameter suitable for standard bore installations
  
• Designed for continuous duty operation in demanding water supply systems

SPECIFICATIONS

• Flow rate: 60 LPM (3.5 m³/hr nominal)
  
• Pump series: FPS-3B-XX-TS Tri-Seal
  
• Power range: 0.55 kW to 5.5 kW (depending on stage configuration)
  
• Horsepower range: 0.75 HP to 7.5 HP
  
• Stages available: 6 to 52 stages
  
• Outlet connection: 1 1/4" BSPP
  
• Maximum pump diameter with cable guard: 99.1 mm
  
• Motor diameter compatibility: 95 mm (Franklin 4" motor)
  
• Construction: Stainless steel pump end
  
• Frequency: 50 Hz

APPLICATIONS

• Domestic water supply from bores and wells
  
• Irrigation and agricultural water transfer
  
• Pressure boosting systems
  
• Stock watering and rural water supply
  
• Commercial and light industrial water systems

FPS-3B Series Specifications Sheet