| ID | Part Description | Note | Unit | |
| 1 | Nominal storage capacity | | litres | |
| 2 | Nominal DHW flow from | 20 l/min @ 60 ¡C | | |
| 3 | Maximum water supply pressure | 10 | bar | |
| 4 | Maximum primary circuit pressure | 2.5 10 | | |
| 5 | Expansion vessel charge pressure | 4 | bar | |
| 6 | Operating pressure | 3.5 | bar | |
| 7 | Net weight | 82 | kg | |
| 8 | Weight (full) | 232 | kg | |
| | | | |
| Cylinder connections | | | |
| 1 | Cold mains inlet | 22 mm compression | | |
| 2 | D.H.W. outlet | 22 mm compression | | |
| 3 | Balanced pressure cold water outlet | 22 mm compression | | |
| 4 | Secondary return | G 3/4 | | |
| 5 | Primary flow | 22 mm compression(on 3 port valve) | | |
| 6 | Primary return | 22 mm compression | | |
| | | | |
| Electrical connections | | | |
| 1 | 3 kW Immersion heater | 230/240 V, 50 Hz | | |
| 2 | Three port valve | 230/240 V, 50 Hz | | |
| 3 | Cylinder thermostat | 230/240 V, 50 Hz | | |
