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Close Coupled systems

Close Coupled systems

A solar close coupled system is where the storage tank and the solar collectors are coupled together and installed on the roof.

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Stainless Steel tanks

Excelsior collectors with European selective surface technology

No moving parts

  • 180 or 330 litre capacity storage
  • Wide range of Colorbond® colours available
  • Electric boost or dedicated continuous flow gas boost configurations
  • Using thermo-syphoning means there are no moving parts
  • Excelsior collectors offering European technology absorb the maximum available solar energy
  • Tanks manufactured in Australia
  • No sacrificial anode is required which saves on maintenance costs
  • Suitable for high wind areas to classification region D in accordance with AS/NZS1170.2:2011 using our additional cyclone frame
  • Warranty is 10 years on the tanks and 7 years on the collectors
 System Storage capacity Booster Collectors Boost Capacity Average Usage (People) High Usage (People)
Close Coupled Electric I 180L 2.4 kW 1 100 3 2
J 330L 2.4 kW 2 180 6 4
K 330L 3.6 kW 2 180 6 4
Close Coupled Gas L 180L S20 1 20L/min 3 2
M 330L S26 2 26L/min 6 4

Prestige stainless steel solar tanks are not available in all regions of Australia, please contact your local Rinnai Solar Specialist for more information.

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