

Brand: Beijing Sola Solar Energy Technology
Model: Vacuum Tube Pump-Free Solar Water Heating System
The Beijing Sola Solar Energy Technology Vacuum Tube Pump-Free Solar Water Heating System is a compact and efficient solution designed to integrate heat collection, heat storage, and heat exchange into a single product. This system effectively couples the domestic water supply network with the solar heat collection and storage system, addressing issues related to cold and hot water pressure balance, water quality, and significantly enhancing the system's heat collection efficiency.
Key Features
Product Overview
- Pump-Free Design: Eliminates the need for pumps, reducing maintenance requirements and operational costs.
- Vacuum Tube Collectors: Utilizes all-glass vacuum tubes for superior thermal insulation and performance.
- Compact and Efficient: Ideal for residential use, offering reliable and eco-friendly hot water heating.
Specifications
| Product Name | 300L Pressurized Vacuum Tube Solar Water Heater | 325L Pressurized Vacuum Tube Solar Water Heater| 300L Pressurized Vacuum Tube Solar Water Heater |
| Model | PFSLFY-300/25-5818-P | PFSLD-300/28-5818-P | PFSLY-325/28-5818-P |
| Types of Solar Water Heaters | Pump-Free Compact Type | Pump-Free Compact Type | Pump-Free Compact Type |
| Collector Tubes | All Glass Vacuum Solar Collector Tubes | All Glass Vacuum Solar Collector Tubes | All Glass Vacuum Solar Collector Tubes |
| Absorbing Coating | Interference Coating | Interference Coating | Interference Coating |
| Inner Tank Material | 0.6mm SUS304 Stainless Steel | 0.5mm SUS304 Stainless Steel | 0.4mm SUS304 Stainless Steel |
| Outer Tank Material | 0.6mm Color Galvanized Steel Plate | 0.41mm Color Galvanized Steel Plate | 0.4mm Color Galvanized Steel Plate |
| Insulation Material | 50mm Polyurethane Foam | 50mm Flame Retardant Polyurethane Foam | 50mm Flame Retardant Polyurethane Foam |
| Heat Exchanger Material | 316L Stainless Steel | 316L Stainless Steel | 316L Stainless Steel |
| Cold/Hot Water Port Connection | DN32/DN50 | DN32/DN50 | DN32/DN50 |
| Product Weight | 115 kg | 135 kg | 120 kg |
| Roof Load Requirements | 100–120 kg/m² | 100 kg/m² | 100–120 kg/m² |
| Number of Collector Tubes | 25 sticks | 28 sticks | 28 sticks |
| Aperture Area | 3.6 m² | 4.0 m² | 4.2 m² |
| Water Tank Capacity | 300L | 300L | 325L |
| Total Water Capacity | 300L | 300L | 325L |
| Full Water Weight | 415 kg | 435 kg | 445 kg |
| Product Size | Length B (mm): 2300 | Length B (mm): 2500 | Length B (mm): 2600 |
| Collector Inclination | 5°–30° | 5°–30° | 5°–30° |
| Minimum Outdoor Temperature | -40°C | -40°C | -40°C |
| Reserved Basic Dimensions | 2000 x 1900 | 2350 x 1900 | 2000 x 2040 |
Applications
- Residential Use: Perfect for homes and apartments looking to harness solar energy for hot water heating.
Benefits
- Efficiency and Reliability: Maximizes solar energy capture with advanced vacuum tube collectors.
- Compact Design: Space-efficient and easy to install on rooftops or other suitable locations.
Why Choose the Beijing Sola Solar Energy Technology Vacuum Tube Pump-Free Solar Water Heating System?
- Advanced Technology: Combines heat collection, storage, and exchange in one product.
- Durability: Robust construction ensures long-term reliability and efficiency.
Upgrade Your Solar Water Heating System
Invest in the Beijing Sola Solar Energy Technology Vacuum Tube Pump-Free Solar Water Heating System for a reliable and efficient solution that adapts to various climates and environments.
Order now and take the first step toward sustainable, eco-friendly hot water heating.
From SOLAR.ID of Jakarta, Indonesia

Professional Installation Available all over Indonesia
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