A pioneering filter technology innovation: An automatic self-cleaning filter that autonomously monitors virtually all of the loads that can upset the balance in the pond, and thus ensures clean water, 365 days a year. Features: Suitable for ponds up to 7,000 litres Innovative control unit with display for the water temperature Up to 40 % power savings thanks to UVC unit that is activated as needed Integrated UVC with patented cleaning rotor and oxygen enrichment Convenient cleaning of the filter foams without getting your hands dirty Lower costs for bulbs thanks to clocked UVC operation Virtually invisible as the filter device can be buried to 70 % of the device height Low-maintenance and user-friendly Self-cleaning function through automatic sludge discharge Optimal conditions for the filter biology thanks to long service life Interval cleaning, UVC and pump function can also be controlled manually Optimal ratio of device dimensions and biological-mechanical cleaning capacity thanks to the compact design Easy installation Clear Water Guarantee Dimensions in mm (L x W x H) 380 x 380 x 520 Rated voltage 230 V /50 Hz Power consumption in W 17 Power consumption, cleaning in W 41 Power cable length in m 10,00 Net weight in kg 9,64 Guarantee (+ request guarantee) 2 + 1 years UVC power W 11 Number of filter foams, total (unit) 3 Pump capacity, max. in l/h 4000 Pump capacity, min. in l/h 2500 Connections, input 1 1/2\" Connections, output DN 70 Connections, sludge discharge DN 40 Suitable for ponds up to max. (litres) 7000 Suitable for ponds with fish stock (no koi) (litres) 3500 Suitable for ponds with koi (litres) 2000