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Expansion tankThe expansion tank is used in separate pressure solar water heater system, adjust and balance the system working pressure when the medium expands due to the heat. The standard size: 5L, 8L, 18L
| Model No. | Capacity | Max Temperature | Precharge | Max. Pressure |
| SC-A021-5 | 5L | 120℃ | 1.5bar | 9bars |
| SC-A021-8 | 8L | 120℃ | 1.5bar | 10bars |
| SC-A021-18 | 18L | 120℃ | 1.5bar | 12bars |
