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300L Pressurized Split Solar Water Heating System with Solar Collectors
US$100.00-1,000.00
1 Set
Product profile
Customization
AvailableAfter-sales Service
ProvidedWarranty
5 YearsMax. Capacity
>200LStructure
Separate TypePressure
PressurizedInterior Material
EnamelCollector Components
Glass Vacuum TubeComposition
Tank InsulationCertification
CE, ISO9001, CCC, RoHS, CB, SASOTransport Package
Carton BoxTrademark
Tianxu or OEMOrigin
ChinaHS Code
841919Production Capacity
50000pieces/YearKey features
Anti-Freezing Design: Uses 50/50 propylene glycol mixture for operation in very cold climates.
Automatic Backup Heating: Electric or gas backup element switches on automatically when solar energy is insufficient.
Multiple Capacity Options: Available in 150L to 1000L vertical pressurized tank sizes.
Premium Inner Tank: Constructed with SUS304 stainless steel for durability and hygiene.
Comprehensive Certifications: Certified by CE, ISO9001, CCC, RoHS, CB, and SASO.
5-Year Warranty: Provides 5 years of warranty coverage for peace of mind.
Customization Support: ODM and OEM services are available for tailored solutions.
Efficient Heat Exchange: Features copper coil or stainless steel flexible pipe heat exchangers.
Company profile
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.
Product Q&A
Q:How does the system handle freezing temperatures?
A:
It uses a 50/50 propylene glycol and water mixture in the collectors, making it the ideal choice for very cold climates.
Q:What happens if there is not enough sunlight?
A:
An electric or gas backup element will be automatically switched on by the controller to ensure water heating.
Q:What materials are used for the inner tank?
A:
The inner tank is made of SUS304 stainless steel with varying thicknesses depending on the capacity.
Q:What certifications does the product have?
A:
The product is certified with CE, ISO9001, CCC, RoHS, CB, and SASO.
Q:What is the warranty period?
A:
We provide a 5-year warranty for this solar water heating system.
Send Inquiry
*To:Shandong Longguang Tianxu Solar Energy Co., Ltd.
Shandong Longguang Tianxu Solar Energy Co., Ltd.*Content:
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