How does the thermosiphon principle work in this system?

The system operates based on the temperature difference between cold and hot water, allowing natural circulation without pumps.

What certifications does this product have?

The product is certified under ISO9001, ensuring quality management and manufacturing standards.

What is the lead time for production?

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

Non Pressurized Solar Water Heater 100L

Name: Non Pressurized Solar Water Heater 100L
Brand: Shandong Longguang Tianxu Solar Energy Co., Ltd.
SKU: 1925452852

Shandong, ChinaShandong Longguang Tianxu Solar Energy Co., Ltd.

US$90.00

100 Pieces

Sample price:US$90.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

Yes

Warranty

Yes

Model NO.

TS-NP-10

Max. Capacity

100-200L

Structure

Compact Type

Pressure

Unpressurized

Interior Material

Stainless Steel

Collector Components

Glass Vacuum Tube

Composition

Collector

Certification

ISO9001

Transport Package

Export Type

Specification

TS-NP-10

Trademark

Tianxu or OEM

Origin

China

Production Capacity

100000

Key features

Cost-Effective Solution: Provides an affordable residential hot water system with high energy yield and low heat loss.

Customizable Options: Offers customized solar water heating solutions to meet specific user requirements.

Premium Inner Tank: Constructed with high-quality stainless steel SUS304 to ensure long-lasting water quality.

Efficient Insulation: Uses polyurethane insulation and high-vacuum tubes to minimize heat loss and maximize efficiency.

Durable Construction: Features a compact structure with a long operating life and low maintenance costs.

Thermosiphon Principle: Operates naturally based on temperature difference between cold and hot water without pumps.

Certified Quality: Manufactured under ISO9001 certification ensuring consistent product quality and safety.

Versatile Capacity: Available in multiple sizes from 100L to 300L to suit different household needs.

Company profile

Shandong Longguang Tianxu Solar Energy Co., Ltd.

Shandong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2003-09-01 CertifiedNearest Port: Qingdao PortAverage Response Time: ≤24h CertifiedTerms of Payment: LC, T/T, D/P, etc.

AI-Powered supplier vetting

SummaryShandong Longguang Tianxu Solar Energy Co., Ltd. is a China-based limited company established in 2002, with 406 employees and a large manufacturing site in Shandong. The supplier develops and manufactures solar water heaters, solar vacuum tubes, high-borosilicate glass tubes, heat pumps, photovoltaic products, and energy-storage systems. Evidence indicates substantial production infrastructure, including more than 10 production lines, 10 electric furnaces, 70 solar vacuum tube lines, and 3 solar water heater lines. It reports ISO9001:2015 and ISO14001:2015 certification, 72 R&D engineers, 50 quality-control staff, and cooperation involving Tsinghua-related organizations. Export activity is significant, with 71%–90% of sales reportedly from exports and markets including Southeast Asia and the Middle East. However, the provided information does not substantiate after-sales processes, customer case studies, customized manufacturing procedures, or financial reliability.

Supplier typeThe supplier is identified as a limited company based in Zhucheng, Weifang, Shandong, China, while one record categorizes it as a trade company. Its described activities and product range show substantial manufacturing involvement in solar thermal, glass, heat-pump, photovoltaic, and energy-storage products.

CertificationsThe supplier reports ISO9001:2015 and ISO14001:2015 certificates, along with other unspecified certifications. These explicitly support quality-management and environmental-management system credentials, although the unspecified certifications cannot be assessed further.

R&D capabilityThe supplier reports 72 R&D engineers, involvement with Beijing Tsinghua Industrial Development Institute and Beijing Tsinghua Solar Co., Ltd., advanced solar vacuum tube production lines, and work across solar heating, cooling, desalination, heat pumps, and photovoltaic systems. It also states that it drafted a national standard for 3.3 high-borosilicate glass, providing explicit evidence of R&D and technical-development capability.

Production capacityProduction capacity is supported by 406 employees, a 133,340 m² manufacturing plant, more than 10 production lines, 10 electric furnaces, 70 solar vacuum tube lines, and 3 solar water heater lines. The supplier also reports annual production of one million tons of high-borosilicate glass and 16 million solar vacuum tubes, plus lead times within 15 workdays in both off-peak and peak seasons.