Солнечный водонагреватель 58*1800 мм


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Цена:1,90 $ - 1,95 $*

Количество:



Описание и отзывы


Трекер стоимости

Месяц Минимальная цена Макс. стоимость
Aug-17-2025 1.54 $* 1.95 $*
Jul-17-2025 1.86 $* 1.35 $*
Jun-17-2025 1.60 $* 1.86 $*
May-17-2025 1.56 $* 1.31 $*
Apr-17-2025 1.81 $* 1.41 $*
Mar-17-2025 1.62 $* 1.89 $*
Feb-17-2025 1.13 $* 1.51 $*
Jan-17-2025 1.99 $* 1.50 $*

Характеристики


Blue solar vacuum tubes for heat collector | water heaters spare parts


   














































Technical Data



All-glass evacuated solar collector tubes



Material



Borosilicate Glass 3.3



Absorption of SELECTIVE COATING



≥0.93 (AM1.5)



Emission of SELECTIVE COATING



≤0.06 (80°C±5°C)



Vacuum



<3×10-3 Pa



Stagnation Temperature



>200°C



Solar radiance exposure



≤3.6MJ/m2



Coefficient of Average Heat Loss



<0.80W/(m2°C)



Selective absorber coating



Aluminum nitrite



Maximum Strength



0.6Mpa



 














































Technical Data



All-glass evacuated solar collector tubes



Outer Diameter



58mm



Inner Diameter



47mm



Tube Thickness



1.6+-0.1mm



Coating



ALN/ALN-SS-CU



Type



Non-pressure



Tube Life



15-20 Years



Warranty



5 Years



Application



Solar Water Heater



Package



5 layers corrugated paper/three foam block/ 3 strapping; 10/12/15 tubes/carton



 


1) Excellent material: High borosilicate glass 3.3 is adopted as the raw material.


2) High thermal efficiency: Pure vacuum layer without impurity. Degree of vacuum is high and lasts long, possessing extremely high absorption to sunlight with extremely low thermal emissivity.


3) Small thermal losses: Higher degree of vacuum is kept between vacuum heat collection pipes, reducing thermal losses caused by heat conduction and heat convection to the maximum.


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