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Evacuated Solar Vacuum Tube
US$4.00
100-599 Pieces
US$3.50
600-2,499 Pieces
US$2.20
2,500+ Pieces
Sample price:US$10.00/piece.Request sample
Product profile
Customization
AvailableAfter-sales Service
YesWarranty
5 YearModel NO.
58/1800Condition
NewType
Double Vacuum Heating TubeCertification
ISO, CEApplication
Water Heater, Solar ThermalPipe Material
GlassPressurized
PressurizedModel
58/1800Material
High Borosilicate Glass 3.3Inner Tube
47mm Diameter, 1.6mm ThickOuter Tube
58mm Diameter, 1.6mm ThickCoating
Three Target, Cu/Aln-Ss/AlnAbsorption Rate
0.93Emission Rate
0.04Weight
2.0kgsTransport Package
CartonSpecification
58/1800Trademark
RAVEN NEW ENERGYOrigin
ChinaHS Code
84199010Production Capacity
5000PCS/DayKey features
High Absorption Coating: Special selective coating with 0.93 absorption rate and 0.04 emission rate.
Durable Glass Material: Made from high borosilicate glass 3.3 with 47mm inner and 58mm outer tubes.
Proven Performance: Used for over 20 years in China with reliable heat retention in cold weather.
Certified Quality: Products certified with ISO and CE standards for safety and quality.
5-Year Warranty: Comprehensive 5-year warranty coverage for new condition products.
Company profile
Business Type: Manufacturer/FactoryExport Year: 2020-02-04Nearest Port: ShanghaiAverage Response Time: ≤7.23hTerms of Payment: T/T, Western Union, Money GramInternational Commercial Terms(Incoterms): FOB, CIF, DDP
AI-Powered supplier vetting
SummaryChangzhou Raven New Energy Technology Ltd, established in 2008, is a manufacturer based in Jiangsu, China, specializing in solar energy products. It holds an ISO 9001 certification, indicating a commitment to quality management. The company operates over 10 production lines and exports 51%-70% of its products globally, with a focus on solar thermal and PV systems. Despite limited trade transactions, the company has significant production capacity and a moderate innovation capability with 6-10 R&D engineers.
Supplier typeThe supplier is a manufacturer/factory specializing in solar energy products, located in Jiangsu, China.
CertificationsThe supplier holds an ISO 9001 certification, showcasing its commitment to high-quality management standards.
R&D capabilityThe supplier has an in-house research team and employs 6-10 R&D engineers to focus on product development and innovation.
Production capacityWith over 10 production lines and a production area of 45,000 square meters, the supplier has a strong production capability.
Customization capabilityThe supplier emphasizes customized application development in solar rooftop and thermal solutions.
Product Q&A
Q:What is the core function of this solar vacuum tube?
A:
It is the core part of a solar water heater that absorbs solar energy and converts it into heat for hot water heating.
Q:How does the vacuum insulation work?
A:
The air between the two glass layers is pumped out to form a vacuum, which acts as an excellent insulator to prevent heat loss.
Q:What material is used for the tubes?
A:
The tubes are made from extremely strong high borosilicate glass 3.3, with specific dimensions of 47mm inner and 58mm outer diameters.
Q:What is the absorption rate of the coating?
A:
The special selective coating features an absorption rate of 0.93 and an emission rate of 0.04.
Q:Does it perform well in cold weather?
A:
Yes, the excellent insulation properties allow it to perform well even in cold weather when flat plate collectors may lose heat.
Send Inquiry
*To:Changzhou Raven New Energy Technology Ltd
Changzhou Raven New Energy Technology Ltd*Content:
Supplier replies will be sent to your registered email
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