Feature:
1) high pressure with the copper coil for hot water consumption
2) solve the scale problem from bad quality water. Due to the water of the tank not for consumption, only provide the heat transfering.
3)anti-freezing design
4) high performance of the heat exchanger
5) Superior heat preservation with 50 - 65mm polyurethane tank insulation
6) High purity copper for the heat exchanger coil
8) Collectors may be connected in series to increase water heating capacity
9) Easy plug-in installation

Specifications:
1) Tank:
Tank material (exterior): Colored Steel Sheet
Tank material (interior): Stainless Steel 304-2B
Tank Capacity: 150L - 360L
Outer Tank Diameter: 460mm,480mm
Tank Include: 1.5kw Electric Heating Element
2) Vacuum Tube: three high tube
Diameter: 58mm
Length: 1,800mm
3) Bracket frame:Galvanized steel, anti-corrosion
4) Accessories: Solar Controller, assistant tank