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- Contact Person : Mr. Zha Yuexiang
- Company Name : Zhejiang Younn New Energy Co., Ltd.
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Solar Water Heater Evacuated tube
Product Detailed
Related Categories:Solar Water Heater Parts
Related Product Searches:Solar Water Heater Evacuated tube,High Quality,Solar Water Heater Water Solar Water Heater Evacuated tube, Solar Water Heater Solar Water Heater Evacuated tu,YN-TP-11
Solar Water Heater vacuum tube
1.CE,ISO9001,CCC,
2.USD 1.7-3 per pc
3. 15Years Warranty for vacuum tube
Related Product Searches:Solar Water Heater Evacuated tube,High Quality,Solar Water Heater Water Solar Water Heater Evacuated tube, Solar Water Heater Solar Water Heater Evacuated tu,YN-TP-11
Solar Water Heater vacuum tube
Strucure | All-glass concetric dual tube geometr |
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Glass material | Borosilicate glass |
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Outer lube biameter and length | φ=47 ±0.7mm & =1.5m |
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φ=58 ±0.7mm & =1.8m |
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φ=70 ±0.7mm & =2m |
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φ=37 ±0.7mm & =1.5m |
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Lnner lube diameter and length | φ=47 ±0.7mm &=1.8m |
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φ=58 ±0.7mm & =2m |
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Gtaded Al-N/Al solar selectuve absorbing coating |
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Construction |
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Absorbing | Mothod to deposition | DC reactive sputtering |
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Coating | Absorptance | >91% |
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Properties |
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| Emittance | <8%(80) |
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Vacuum | P<5×10-3pa |
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Stagnation parameter | ≥230M²/KW |
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Solar radiance exposure for obtaining a preset water temperature | ≤2.8MJ/M2 |
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Average heat loss coefficient | ≤0.8W/(M3) |
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Lifetime | 15 years |
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Solar Water Heater Evacuated tube
