Submersible electric pump for draining sewage and wastewater, water from septic tanks, infiltration and rainwater and, in general, water loaded with solids in household applications.


SKU: Drainex-100 Category:

It is designed using highly abrasion-resistant materials and it has a very compact, sturdy appearance, including a brass offset vortex impeller.

They have a reliable double mechanical closure system made of silicon carbide, ceramic and graphite with ceramic, to prevent malfunctions in the electric motor. They can be supplied with a level switch included in the single-phase versions to save as much time as possible during installation and to ensure optimum automatic operation.

All parts in contact with water are coated with an anti-corrosion treatment.

Their oversized motor makes them excellent for prolonged, worry-free operation. They can operate partially submerged although, for optimum operation, it is advisable to make sure they are submerged. It allows the passage of 32-mm solids.

They are supplied with 10 m of cable and an external condenser.

They are equipped with 1 1/4″ H axial outlet to minimise the installation space required.



  • Check valve: No
  • Draining plug: No
  • Fittings: Not included
  • Handle: Included
  • Support base: Included

Manufacturing characteristics

  • Discharge connection type: Nut
  • Discharge diameter: 1 1/4″ G
  • Impeller type: Vortex
  • Motor cooling: Water
  • Solid passage (mm): 34
  • Stages: Single stage centrifugal pump
  • Tightness by: Double Mechanical Seal

Usage limits

  • Liquid temperature (ºC): Min: 4 – Max: 35
  • Maximum no. of motor start-ups (start-ups/minute): 0.5
  • Maximum suction (m): 50

Electrical characteristics

  • Electrical isolation: F Class
  • Motor speed operation: Constant speed
  • Motor type: Asynchronous
  • Protection rating: IP68
  • Reset: Automatic
  • Service factor: S1
  • Service type: Continuous


  • Diffuser: Grey Steel Cast
  • Impeller/s: Brass
  • Mechanical seal: Ceramic-Graphite / Ceramic-Silicon Carbide
  • Mechanical seal bracket: Cast GG0
  • Motor casing: Stainless steel AISI 304
  • Nuts and bolts: Stainless steel AISI 304
  • Outer pump body: Stainless steel AISI 304
  • Pump shaft: Stainless Steel AISI 420
  • Suction body: Cast GG0
  • Support base material: Stainless steel AISI 304




Drain 100 Drainex 100 Instruction Manual

PDF · 3.32 MB

Drainex 100 Data Sheet

PDF · 333.87 KB


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