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Buffer and combined tanks: SISS 500/150

The SISS solar still forms a combination of a heating buffer cylinder and a domestic hot water cylinder. The integration of a wide variety of heat sources is possible without any problems due to the multitude of its connection options using suitable controls.



Technical data for SISS 500/150

Type SISS 500/150
Part No. A 364 25
Capacity (liters)350
Capacity BW boiler (liters)150
Heat exchanger surface (m²)1,9
Dimension Height (mm)1706
Dimension Width/Diameter (mm)650

Product information

  • Large-surface high-performance smooth tube heat exchanger
  • Inner boiler enamelled according to DIN 4753, incl. protective anode
  • Insulation: 100 mm ECO SKIN insulation
  • Optional: installation of a flange-mounted heater (7.5 kw) from above in the domestic hot water tank
  • Cascading with buffer boiler possible
  • Furthermore, a screw-in heating element can be installed in a 1 1/2'' socket as an additional or supplementary heater


All types

Type Part No. Capacity (liters)Capacity BW boiler (liters)Heat exchanger surface (m²)Dimension Height (mm)Dimension Width/Diameter (mm)Download
SISS 500/150 A 364 253501501,91706650
SISS 750/150 A 364 266001502,41773790
SISS 900/200 A 364 277002003,02123790

Reserve technical changes

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