Gold Member Since 2004
Audited Supplier
Jiangsu Sunpower Solar Technology Co., Ltd.

Solar Water Heater, Solar Energy, Non Pressure Solar Water Heater manufacturer / supplier in China, offering Compact Low Pressure Solar Water Heater, Compact Non Pressurised Solar Water Heater, Non Pressure Solar Water Heater and so on.

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Compact Low Pressure Solar Water Heater

Purchase Qty.:
(Pieces)
2-49 50+
FOB Unit Price: US $165 US $155
Purchase Qty. (Pieces) FOB Unit Price
2-49 US $165
50+ US $155
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Production Capacity: 2200 PCS/Day
Transport Package: Seaworthy Cartons
Payment Terms: L/C, T/T

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Basic Info
  • Model NO.: SPR
  • Structure: Compact Type
  • Interior Material: Stainless Steel
  • Composition: Tank+Frames+Vacuum Tube
  • Outer Tank: Colored Galvanized Steel
  • Insulation Layer: 55mm High Quality Polyurethane Foam
  • Specification: EN12975, EN12976, AS/NZS 2712
  • HS Code: 84191910
  • Max. Capacity: >200L
  • Pressure: Unpressurized
  • Collector Components: Glass Vacuum Tube
  • Certification: CE, ISO9001, CCC
  • Inner Tank: SUS 304 2b
  • Trademark: sunpower
  • Origin: Changzhou, Jiangsu
Product Description
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


Type SP-R (Compact Non Pressure SWH)
Outer Tank Material White color steel
Outer Tank Diameter 420mm,  470mm ,  500mm
Inner Tank Material Food grade SUS304 2B stainless steel plate
Inner  Tank Diameter 310mm,  360mm ,  380mm
Vacuum Tube Material High quality borosilicate glass
Vacuum Tube Size(mm) 47/1500, 58/1800, 70/1700 (diameter/length)
Tube Number 8/10/12/13/15/16/18/20/22/24/30
Frames (Stand Parts) Galvanized plate
Frame Color red, black, silvery, blue, dark green
Insulation Layer High quality polyurethane foam made by advanced
high pressure foam machine
Insulation Thickness 55mm(outer tank 420 or  470mm ),  60mm (outer tank  500mm )
Hail Resistance 25mm
Operation Pressure 75Kpa(max.)
Standard Qualified CE, CCC,Solar Keymark EN12976, SABS

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