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Easy to Install Indirect System Pressurized Hot Water Pumping Heating System
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
5-Year Warranty: Comprehensive 5-year warranty coverage for peace of mind.
Cold Climate Solution: 50/50 propylene glycol mixture prevents freezing in very cold climates.
Automatic Backup Heating: Electric or gas backup element activates automatically when solar energy is insufficient.
Multiple Capacity Options: Available in 8 sizes from 150L to 1000L to suit different household needs.
High-Quality Materials: Inner tank made of SUS304 stainless steel with enamel coating for durability.
Comprehensive Certifications: Certified by CE, ISO9001, CCC, RoHS, CB, and SASO standards.
Customization Support: ODM and OEM services available for tailored product solutions.
Professional Manufacturer: Established in 2002 with over 16 million annual solar vacuum tube output.
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 Chinese company established in 2002, specializing in R&D, production, and sales of high borosilicate glass tubes and new energy products, including solar water heaters, solar vacuum tubes, and air source heat pumps. The company is a leader in China's solar thermal market, holding ISO9001:2015 and ISO14001:2015 certifications. With an extensive production capacity and a significant export focus, it operates over 10 production lines and maintains a strong partnership with Tsinghua University. The supplier's primary export markets include Southeast Asia and the Mideast.
Supplier typeThe supplier is a combined business entity, operating as a limited company since 2002 in Shandong, China.
CertificationsThe supplier holds ISO9001:2015 and ISO14001:2015 certifications, indicating adherence to quality and environmental management systems.
Financial creditThe supplier has a registered capital of 100 million RMB, which suggests a stable financial foundation.
R&D capabilityThe supplier exhibits strong innovation capabilities with a focus on R&D and partnerships with Tsinghua University for advanced technological development.
Production capacityThe supplier operates more than 10 production lines and has significant production output, including 16 million solar vacuum tubes annually.
Product Q&A
Q:What is the warranty period for this system?
A:
The system comes with a 5-year warranty.
Q:How does the system perform in cold climates?
A:
It uses a 50/50 propylene glycol and water mixture, making it the ideal choice for very cold climates to prevent freezing.
Q:What happens if there is not enough sunlight?
A:
An electrical 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 a 2B finish, varying in thickness from 1.2mm to 2.5mm depending on capacity.
Q:What certifications does the product have?
A:
The product is certified by CE, ISO9001, CCC, RoHS, CB, and SASO.
Send Inquiry
*To:
Shandong Longguang Tianxu Solar Energy Co., Ltd.
Shandong Longguang Tianxu Solar Energy Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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