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The Solar Pump free solar water heater features an open water tank for heat storage and a closed coil for heat exchange and water intake. Utilizing 20-second rapid heat exchange technology, hot water is ready for use instantly while maintaining fresh water quality. The hot water pressure is derived from the municipal cold water pressure, ensuring a balanced and surging water flow for an excellent user experience.
| Specification Item | Details |
|---|---|
| Product Name | 300L Pressurized Vacuum tube solar water heater |
| Model | PFSLFY-300/25-5818-H |
| Collector Tube | All glass vacuum solar collector tubes |
| Inner Tank Material | 0.55mm SUS304 stainless steel |
| Outer Tank Material | 0.6mm color galvanized steel plate |
| Insulation | 50mm-70mm flame retardant polyurethane foam |
| Heat Exchange Coil Material | 316L stainless steel, 0.3mm thickness, Φ25-32mm |
| Total Water Capacity | 300L |
| Min. Outdoor Temperature | -40ºC |
In 2018, serving 3000 people. 96 sets of pump-free solar collectors (403.2 m² total). Storage: 30,000 liters. Energy saving: 331,772 kWh/day.
In 2015, for 800 students. 1057 sets (44,394 m² total). Storage: 32,000 liters. Energy saving: 476,575 kWh/day.
In 2019, for 1200 people. 600 sets (2,520 m² total). Storage: 45,000 liters. Energy saving: 270,520 kWh/day.
In 2019, for 1000 students. 101 sets (404 m² total). Storage: 24,240 liters. Energy saving: 45,086 kWh/day.
Recent installations serving up to 8000 people. Average 115 sets (460 m²). Storage: 27,600 liters. Energy saving: 51,802 kWh/day.
