Lowara : DIWA Series Submersible Pumps

Submersible pumps for dirty water

Submersible pumps for clean and dirty water. Entirely made from AISI 304 stainless steel, compact and lightweight, with mechanical seal and coated diffuser plate for maximum resistance to abrasion. Supplied with or without float switch. Most pump models feature a built-in capacitor. The motor is cooled by the pumped liquid and thermal overload  protection to protect the pump in case of overheating.


  • Delivery: up to 25 m3/h
  • Head: up to 21 m
  • Power supply: three-phase and single-phase 50 and 60 Hz
  • Power: 0.55 kW to 1.5 kW
  • Maximum immersion depth: 7 m
  • Temperature of pumped liquid: 0°C to +50°C
  • Liquids with suspended solids: up to 8 mm
  • Insulation class: F (motor dry)
  • Protection: IP68
  • Length of cable: 10 m


  • Pump body, motor casing: Stainless steel
  • Sleeve, impeller: Stainless steel
  • Shaft extension, nuts and bolts: Stainless steel
  • Suction screen: Stainless steel
  • Front diffuser plate: Stainless steel coated with polyurethane
  • Inner mechanical seal: Silicon-carbide/Silicon-carbide
  • Upper lip seal: NBR
  • Handle: Stainless steel coated in polyacetal resin
  • Elastomers: NBR

Market Sectors:

  • Residential
  • Light Industrial


  • Emptying of drains, rain water tanks or domestic wastewater
  • Emptying of wells and tanks in industrial and ecological applications
  • Lawn and garden irrigation
  • Emptying of tanks and reservoirs
  • Emergency draining of flooded areas or rooms


  • DIWA