Ultraflow UMGN3700/50/3 Sewage Grinder Pump

Ultraflow UMGN3700/50/3 Sewage Grinder Pump


In stock


Model Number: UMGN3700/50/3
31.5m Max Head
330L/min Max Flow
3.7kW / 5 HP Power
Three Phase, 415 Voltage
50mm FI Outlet Size
Manual start method

SKU: UMGN3700503


The Ultraflow Sewage Grinder range of submersible pumps are suitable for;

  • Raw sewage transfer
  • Light sludges and slurries
  • Trade waste disposal
  • Grey water and septic transfers
  • Pumping liquids with soft solids
  • Agricultural liquid wastes
  • For applications with high static heads &/or long distances


  • CE & ISO 9001 certified
  • All metal construction
  • Dual mechanical seal + lip seal in oil bath
  • Silicon carbide faces to lower seal
  • Double bearing at lower end of electrical motor
  • Capacitors & relays for 240 volt models are built in motor cap
  • Can be installed with a guide rail system
  • Anti-wicking, epoxy filled cabled gland

Grinder & grinding ring are heat treated stainless steel, hardened to 55-60 Rockwell ‘C’.

Additional information

Weight 53 kg
Dimensions 39.3 × 22.6 × 61.6 cm

UMGN3700-50-3 Data Sheet.pdf


Ultraflow Sewage Grinders Brochure


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