TESY BiLight Electric Hot Water Cylinder 80L with Internal Heat Exchanger 2000W Right Hand Side ConnectionsThe electric water heaters of the BiLight Vertical series with inbuilt heat exchanger / internal coil to provide a smart solution. In addition to storing 81 litres of hot water for domestic consumption, the cylinder is equipped with a 4.7kw internal heat exchanger coil for connecting the appliance to a central heating or other similar system. Alternatively it allows the cylinder to be connected to an alternative source of heat energy such as solar system thermal panels, or a wood burning stove with back boiler or pellet or gas burners, etc.The 80 litre Option offers up to 18 - 19 minutes of continuous hot water and will consume an average of 1.32kw of electricity per 24 hour cycle.The electric water heaters of the BiLight Vertical series with inbuilt high-efficiency heat exchanger are a smart solution for connecting the appliance to a central heating or other similar system. It allows the utilization of alternative sources of heat energy such as solar systems, wood pellet or gas burners, etc.