What is the absorption rate of the coating?

The selective coating features a high absorption rate of 0.93 and a low emission rate of 0.04.

Can this tube be used in cold weather?

Yes, due to its excellent vacuum insulation, it performs well in cold weather where flat plate collectors may lose heat.

What is the lead time for orders?

The average lead time is within 15 workdays for both peak and off-season periods.

Solar Vacuum Tube 47/1500

Name: Solar Vacuum Tube 47/1500
Brand: Changzhou Raven New Energy Technology Ltd
SKU: 903966285

Jiangsu, ChinaChangzhou Raven New Energy Technology Ltd

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

Available

After-sales Service

Yes

Warranty

5 Year

Model NO.

47/1500

Condition

New

Type

Double Vacuum Heating Tube

Certification

ISO, CE

Application

Water Heater, Solar Thermal

Pipe Material

Glass

Pressurized

Model

47/1500

Material

High Borosilicate Glass 3.3

Inner Tube

37mm Diameter, 1.6mm Thick

Outer Tube

47mm Diameter, 1.6mm Thick

Coating

Three Target, Cu/Aln-Ss/Aln

Absorption Rate

0.93

Emission Rate

0.04

Weight

1.4kgs

Transport Package

Carton

Specification

47/1500

Trademark

RAVEN NEW ENERGY

Origin

China

HS Code

84199010

Production Capacity

5000PCS/Day

Key features

High Borosilicate Glass: Made from high borosilicate glass 3.3 for extreme strength and durability.

High Absorption Rate: Features a special selective coating with 0.93 absorption rate and 0.04 emission rate.

Cold Weather Performance: Performs well in cold weather unlike flat plate collectors due to minimal heat loss.

Proven Reliability: Solar vacuum tubes have been successfully used for over 20 years in China.

5-Year Warranty: Comes with a 5-year warranty and after-sales service support.

Certified Quality: Products are certified with ISO and CE standards for safety and quality.

Efficient Energy Conversion: Core component that absorbs solar energy and converts it efficiently into heat.

Company profile

Changzhou Raven New Energy Technology Ltd

Jiangsu, China

Business Type: Manufacturer/FactoryExport Year: 2020-02-04Nearest Port: ShanghaiAverage Response Time: ≤7.96hTerms of Payment: T/T, Western Union, Money GramInternational Commercial Terms(Incoterms): FOB, CIF, DDP

AI-Powered supplier vetting

SummaryChangzhou Raven New Energy Technology Ltd is identified as a Chinese manufacturer/factory specializing in solar energy products, including solar water heaters, collectors, panels, power systems, ovens, lighting, and inverters. The supplier reports ISO 9001 certification, an in-house research team, 6–10 years of R&D engineer experience, and 6–10 quality-control staff. It reports more than 10 production lines, lead times within 15 workdays in both peak and off-peak seasons, and exports to multiple global regions. The supplier also states that customized application development is important to its business. However, the provided information does not establish after-sales service procedures, financial credibility, or detailed customer references. Trade records show one transaction each involving curtain-related products and electric storage water heaters with a buyer in Kenya, indicating limited externally documented transaction history in the supplied data.

Supplier typeThe supplier is explicitly classified as a Manufacturer/Factory and describes itself as a producer and seller of solar energy-saving products. Its stated specialization includes solar systems and related products, which is consistent with a manufacturing-oriented supplier profile.

CertificationsThe supplier reports holding ISO 9001 certification for its management system. This provides explicit evidence of a documented quality-management certification, although no certificate scope, issuing body, or validity period is provided.

R&D capabilityThe supplier states that it maintains an in-house research team and emphasizes product development and design, with total R&D engineer experience reported at 6–10 years. These statements provide explicit evidence of R&D and development resources, although no patents, new-product records, or technical performance results are supplied.

Production capacityThe supplier reports more than 10 production lines, a 45,000-square-meter facility, more than 100 employees, and order fulfillment within 15 workdays in both peak and off-peak seasons. These stated facilities, staffing, production-line count, and lead times support a positive assessment of production capacity.

Customization capabilityThe supplier explicitly states that customized application development is essential for promoting solar rooftop and thermal applications and that it has emphasized in-house development. This supports the existence of customization-oriented development capability, though specific customization examples or execution limits are not provided.