Winter Commercial Solar Water Heating System for Hard Water

Customization: Available
After-sales Service: Provided
Warranty: 3 Years

Product Description

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Basic Information

Model NO.TX-NP-100L
Max. Capacity>200L
StructureCompact Type
PressureUnpressurized
Interior MaterialStainless Steel
CollectorGlass Vacuum Tube
CertificationISO9001, CCC
Transport PackageCartons
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Product Description

Non-pressurized solar water heaters are a cost-effective system for residential hot water applications. This system is designed according to the thermosiphon principle, operating with the density difference between cold water and hot water. The water heated by the vacuum tubes is stored in the insulation tank where heat is preserved for extended periods.

Product Process

Solar Water Heating Process
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Product Parameters

Series (Standard) LP-100L LP-200L LP-300L
Rated operating pressure (Mpa) 0.06 0.06 0.06
Gross surface area (M²) 1.44 2.69 4.42
Aperture area (M2) 0.92 1.62 2.7
Installation dimensions (mm) 1053*1976*1342 1883*1976*1342 2713*1976*1342
Tank weight (Kg) 19 30 40
Inner Tank Material Stainless steel SUS304-2B
Vacuum Tube Type φ58*1800mm vacuum tube
Tube Quantity 10 20 30

Technical Remarks

Inner tankStainless steel SUS304-0.5mm
Outer tankGalvanized steel-1.5mm
InsulationPolyurethane (50mm thickness)
Storage tank diameter (mm)360/460
Water connection (inch)3/4
Electric heater connection (inch)1

Manufacturing Excellence

Facility 1
Facility 2
Facility 3

Since its establishment in 2002, the manufacturer has been dedicated to the R&D, production, and service of high borosilicate glass tubes and new energy products. The production facility includes 10 sets of electric furnaces, 70 solar vacuum tube production lines, and 3 solar water heater production lines.

The annual output reaches one million tons of high borosilicate glass and over 16 million solar vacuum tubes, making it a major manufacturing base for solar thermal components. Advanced production technology and joint venture expertise ensure the world's most sophisticated vacuum tube production standards.

Our Advantages

  • Cost-effective solar water heating solution for all residential needs.
  • Long operating lifetime with low maintenance costs and repair requirements.
  • Short amortization rate providing excellent return on investment.
  • High energy yield and low heat loss due to high vacuum tubes and PU insulation.
  • High-quality stainless steel inner tank maintains superior water quality.
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Packaging & Shipping

Shipping details
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Certifications

Cert 1
Cert 2
Cert 3
Cert 4
Cert 5
Cert 6
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Frequently Asked Questions

Q1: How does an unpressurized solar water heater work?
It uses the thermosiphon principle. As water in the vacuum tubes is heated by the sun, it becomes lighter and rises into the tank, while cooler, heavier water flows down into the tubes, creating a natural circulation.
Q2: What is the material used for the storage tank?
The inner tank is made of high-grade stainless steel SUS304-2B to ensure durability and water hygiene, while the insulation is high-density polyurethane.
Q3: Are these systems suitable for cold climates?
Yes, the high vacuum in the evacuated tubes and the thick polyurethane insulation provide excellent heat retention, though specific freeze protection may be needed in extreme conditions.
Q4: Does the system require frequent maintenance?
No, these systems are designed for long-term operation with very low maintenance requirements. Periodic checks of the connections and cleaning of the tubes are usually sufficient.
Q5: What certifications do your solar products hold?
Our products are manufactured under strict quality control and carry major certifications including ISO9001 and CCC, ensuring international safety and performance standards.
Q6: Can an electric heater be added to the system?
Yes, there is a provision for an electric heating element and anode protection to ensure hot water availability even during prolonged cloudy periods.

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