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Integrated lower pressure series

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Low Pressure direct Compact Solar Water Heater

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  • SPR

  • Compact Type

  • Stainless Steel

  • Tank+Frames+Vacuum Tube

  • Colored Galvanized Steel

  • 55mm High Quality Polyurethane Foam

  • EN12975, EN12976, AS/NZS 2712

  • 84191910

  • >200L

  • Unpressurized

  • Glass Vacuum Tube

  • CE, ISO9001, CCC

  • SUS 304 2b

  • sunpower

  • Changzhou, Jiangsu

1)Inner water tank shell all are made of SUS3042B food grade stainless steel plates, welded by argon arc. Outer tank and frames are made of color steel or zinc-coated material. Water is pure and drinkable. Inner tank thickness is 0.4mm, the highest thickness for SP-R direct insert lower pressure can be 0.8mm.
2) Heat insulation of water tanks adopts polyurethane foam and the thickness is 55mm
3) Silicon rings to connect and seal them
4) The tubes and supports are adjustable. The power bearing is average and can assure the vacuum tubes to use for a long time
5) Whole glass vacuum tubes adopt super hard borax and silica glass
6) Absorption rate:  ≥ 93%, thermal radiation rate:  ≤ 6%
7) It resists 25mm hail and the using life can last 15 years
8) Temperature when exposed to sun without water: 250,2.5 hours to boiling point if using single tube
9) If you use electrical appliances to aid heating and to switch off the power supple before bathing
10) Please test the water temperature before using, in order to avoid scalding.

Quick Details

  • Type: Evacuated Tube
  • Pressure: Unpressurized
  • Circulation Type: Direct / Open Loop (Active)
  • Heating System: Thermosyphon (Passive)
  • Connection Type: Direct-Plug
  • Installation: Freestanding
  • Housing Material: Color steel or galvanized steel with rust-proof coating
  • Certification: CE, Solar keymark
  • Capacity: 200
  • Place of Origin: Jiangsu, China (Mainland)
  • Brand Name: supower
  • Model Number: SPR-58/1800
  • solar water heater: Non pressurized solar water heater
  • Capacity: 80-300L
  • Absorber: ALN/ALN
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  • finished product outlook
    Compact Low Pressure Solar Water Heater
    0.8mm inner tank stainless steel SUS 304 2B
    Compact Low Pressure Solar Water Heater


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   2969LongchengRd.Xinbei
District,Changzhou,Jiangsu,China
  Phone：86-519-85083393
     WhatsApp：13701509293
   info@sunpower-solar.com

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