The arcadia chiller range consists of a high performance marine or freshwater aquarium chiller capable of maintaining a stable aquarium temperature in aquariums up to 2000l in capacityr features incr r titanium exchange for marine aquarium user high efficient cooling systemr digital controller incorporating digital thermostat and thermometerr easy clean air filter 20mm inlet and outlet hose jointsr supply 230v 50hzr power 650w 13hpr btu 2620 refrigerant cfc free r134ar water inletoutlet 20