Sauermann Si-33 Condensate Pump

The high capacity Si-33 (30l/h) is suitable for air-conditioning units from 20 kW up to 30 kW.

The piston pump inside the Si-33 is specifically designed for removing condensates from air conditioning systems, whatever the environment.

This product is not yet available to buy online, to place an order please call 01823 665 660.

Sauermann Si-33 Condensate Pump

  • High performance: pump suitable for air-conditioning units from 20 kW up to 30 kW
  • High resistance to pollution created by the general environment
  • Capable of discharging small particles
  • Proven Reliability
  • The Drain Safe Device retains prime and prolongs the pump life
Low sound level
  • Low sound level in operation: 34 dBA independently tested
  • Mounting bracket specifically designed to reduce vibration transmission to the wall/panel or pipework
Easy to install - Compact design
  • New mounting bracket: allows the pump to be wall mounted or hung from ceilings and pipework
  • Lockable plug-in power cord to avoid unintended disconnection
  • Improved performance and high flow rate reduce operation time and energy consumption.


Max. flow:30.0 litres/hr @ 0m head
Max. suction lift:4m
Power supply:230 V AC, 21.0 Watt, 50/60 Hz
Class:II appliance
Max. water temp.not specified
IP protection:IP20
Max. recommended head:13m
Sound level:34 dB(A) @ 1m
Rated:50%: 3s ON – 3s OFF
Max. AC unit output:30.0 kW
Discharge tube:6mm ID
Safety switch:8.0 A resistive

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