Product name: Solar Vacuum Tube
Model: 58-1800MM & 58-2100MM
Material: High Borosilicate Glass Tube 3.3
Absorption Ratio: 92%
Emission Ratio:8%
Guarantee Period: 5 years
Tubes: 47*1500 / 47*1800 / 58*1800 / 58*2100
Application:Solar Water Heater & Solar Collector

CSP Holding Group is one of the reliable factory and suppler for solar vacuum tube、heat pipe solar vacuum tube、heat pipe solar collector、solar water heater and parts for SWH over 12 years,we have the world class full range of automatic lines for solar thermal products from glass tube to solar water heater .

With our 12 years expediences in producing solar vacuum tube our quality is the most stable one in the market ,with the help of experienced engineer who are working in Linuo before more than 20 years ,we are control the quality very strictly ,such as absorption rate(over 92%),stagnation temperature(over 240 degree) and emission rate(below 7% ) is much high level compare the national standard.

Right now,we have more than 10 million pcs output which can make sure the in time delivery to the worldwide market.Also,Our super quality solar vacuum tube have exported to USA,Germany,Italy,India,Mexico,South Africa,Middle East and so on.Our target is to be the number one supplier in the world for the solar vacuum tube and we will do our best to leading the quality and service in the market.


We are a professional manufactures and supplier of Solar Vacuum Tube. All specification can be offered, such as 47×1500 mm, 47×1800 mm, 58×1800 mm, 58×2100 mm and etc.

Since our company established, we adopts advanced all-electric-melting furnace production line and all glass evacuated tube production line, which guarantee the stability of the products from the glass tubes to the solar collector tube. Over 20 coating lines ensure 10 million tubes production capacity every year.

We have been exported to over 20 countries, such as USA,Mexico,Germany,Italy,UK,France,India, Thailand, Vietnam, Syria ……

The reason using our solar vacuum tube is:

1).Over 10 years production experiences
Production chain from glass tube to solar vacuum tube which could ensure the stability of tubes.
2).8 years export experiences
3).5 years quality guarantee, at least 15 years lifespan.
4).Fast delivery (production time: 5 containers within 7 days; 10 containers within 10 days.)

Technical Datasheet

CSP Production Line