Model

SP-TT47

SP-TT58

Length

1500mm

1800mm

Outer tube diameter

47mm

58mm

Inner tube diameter

37mm

47mm

Glass thickness

1.6mm

1.6mm

Glass material

Borosilicate Glass 3.3

Borosilicate Glass 3.3

Absorptive coating

SS-AI/N-Cu

SS-AI/N-Cu

Absorption coefficient

>93%

>93%

Emission coefficient

<6%

<6%

Vacuum

P<5×10^-3Pa

P<5×10^-3Pa

Wind resistance

30m/s

30m/s

Freezing resistance

-35℃

-35℃

Stagnation temperature

>220℃

>220℃

Net weight

1.53kg

2.47kg

Hot water output

(17Mj/m2.day△ T=45℃)

5L

8L