We offer four different Oase UV’s for modular and customised flow-through filters. Their UV light removes floating algae, bacteria and germs. The Bitron Eco switches on only when it is really needed. This can reduce energy costs by up to 50%.

Oase Bitron C 110 Watt UVC
Oase Bitron C 110 Watt UVC
The OASE Bitron C 110 W UVC clarifier removes floating algae and reduces harmful bacteria for healthy and clear water. An automatic cleaning system ensures fully effective UVC radiation at all times. A control window provides additional functional reliability. With a power consumption of 110 watts, 12,000 l / h can flow past the UVC tube without a bypass. The flow can be individually adjusted and regulated. The OASE Bitron C 110 W UVC clarifier is available complete with a universal stepped hose nozzle from ¾ “to 2”. The cable is 5 m long. A flow nozzle optimizes the flow to the cleaning rotor. The nominal voltage is 230 V / 50 Hz. Ideal for connection to ProfiClear, BioTec 30 and BioTec ScreenMatic 36. You receive a 2-year guarantee. Read more
Features:
- Clever bypass system combines high flow rates with duration of radiation
- Permanent self-cleaning thanks to patented cleaning rotor
- Highly effective against suspended algae, bacteria and germs

Oase Bitron C 24 Watt UVC
Oase Bitron C 24 Watt UVC
The OASE Bitron C 24 W UVC clarifier removes floating algae and reduces harmful bacteria for healthy and clear water. An automatic cleaning system ensures fully effective UVC radiation at all times. A control window provides additional functional reliability. Eye protection guaranteed by 100%, VDE-tested safety. With a power consumption of only 24 watts, 3,500 l / h can flow past the UVC tube without a bypass. The flow can be individually adjusted and regulated. The OASE Bitron C 24 W UVC clarifier is available complete with a universal stepped hose nozzle from 1 “(25 mm) to 1 ½” (38 mm). The cable is 5 m long. A flow nozzle optimizes the flow to the cleaning rotor. The nominal voltage is 230 V / 50 Hz. Optimal for connection to BioSmart 18000/36000. Read more
Features:
- Clever bypass system combines high flow rates with duration of radiation
- Permanent self-cleaning thanks to patented cleaning rotor
- Highly effective against suspended algae, bacteria and germs

Oase Bitron C 36 Watt UVC
Oase Bitron C 36 Watt UVC
The OASE Bitron C 36 W UVC pre-clarifier eliminates floating algae and reduces harmful bacteria for healthy and clear water. An automatic cleaning system ensures fully effective UVC radiation at all times. A control window provides additional functional safety. Eye protection guaranteed by 100% VDE-tested safety. With a power consumption of 36 watts, 4,500 l/h can flow past the UVC tube without a bypass. The flow rate can be individually adjusted and regulated. The OASE Bitron C 36 W UVC pre-clarifier is available complete with universal stepped hose nozzle from ¾” (19 mm) to 2″ (51 mm). The cable is 5 m long. A flow nozzle optimises the flow to the cleaning rotor. The nominal voltage is 230 V/50 Hz. Ideal for connection to BioSmart 18000/36000 and BioTec Screenmatic 12-18 and comes with a 2-year guarantee. Read more
Features:
- Clever bypass system combines high flow rates with duration of radiation
- Permanent self-cleaning thanks to patented cleaning rotor
- Highly effective against suspended algae, bacteria and germs

Oase Bitron C 55 Watt UVC
Oase Bitron C 55 Watt UVC
The OASE Bitron C 55 W UVC pre-clarifier eliminates floating algae and reduces harmful bacteria for healthy and clear water. An automatic cleaning system ensures fully effective UVC radiation at all times. A control window provides additional functional safety. Eye protection guaranteed by 100% VDE-tested safety. With a power consumption of 55 watts, 6,500 l/h can flow past the UVC tube without a bypass. The flow rate can be individually adjusted and regulated. The OASE Bitron C 55 W UVC pre-clarifier is available complete with universal stepped hose nozzle from ¾” (19 mm) to 2″ (51 mm). The cable is 5 m long. A flow nozzle optimises the flow to the cleaning rotor. The nominal voltage is 230 V/50 Hz. Ideal for connection to BioSmart 36000 and BioTec Screenmatic 12-18 and comes with a 2-year guarantee. Read more
Features:
- Clever bypass system combines high flow rates with duration of radiation
- Permanent self-cleaning thanks to patented cleaning rotor
- Highly effective against suspended algae, bacteria and germs

Oase Bitron C 72 Watt UVC
Oase Bitron C 72 Watt UVC
The OASE Bitron C 72 W UVC clarifier removes floating algae and reduces harmful bacteria for healthy and clear water. An automatic cleaning system ensures fully effective UVC radiation at all times. A control window provides additional functional reliability. With a power consumption of 72 watts, 9,000 l / h can flow past the UVC tube without a bypass. The flow can be individually adjusted and regulated. The OASE Bitron C 72 W UVC clarifier is available complete with a universal stepped hose nozzle from ¾ “to 2”. The cable is 5 m long. A flow nozzle optimizes the flow to the cleaning rotor. The nominal voltage is 230 V / 50 Hz. Ideal for connection to ProfiClear, BioTec 30 and BioTec ScreenMatic 36. You receive a 2-year guarantee. Read more
Features:
- Clever bypass system combines high flow rates with duration of radiation
- Permanent self-cleaning thanks to patented cleaning rotor
- Highly effective against suspended algae, bacteria and germs

Oase Bitron Eco 120 W UVC
Oase Bitron Eco 120 W UVC
The revolutionary UVC clarifier Bitron Eco with 120 W power removes floating algae and harmful bacteria with maximum efficiency. Thanks to the automatic bypass regulation and the significantly enlarged housing, an optimal irradiation result is always guaranteed, even with changing flow rates of up to 50,000 l / h. The clever eco-control regulates the irradiation time depending on the seasonal needs. This enables energy savings of up to 50% to be achieved! You can also save on the light sources, because the newly developed 60W UVC lamp has a service life of 12,000 hours that is 50% longer. In addition, changing the lamp is now child’s play and without dismantling the quartz glass. The proven automatic cleaning system is also included, an LED UVC control as well as a display for lamp change and water temperature. Thanks to the protection class IP68, the Bitron Eco can be set up directly on or even in the pond. The cable length is 5 m, the nominal voltage 220 – 240/50 Hz. The Bitron Eco enables a 1 1/2 “and 2” connection. Optimal for connection to ProfiClear, BioTec 30, BioTec ScreenMatic 36. You receive a guarantee of 2 years + 1 year requirement guarantee. Read more
Features:
- Maximum efficiency, thanks to perfect combination of flow rate and irradiation intensity
- Reduced bulb costs thanks to 50% longer service life (12,000 h)
- Energy costs reduced up to 50% with the same cleaning capacity*

Oase Bitron Eco 180 W UVC
Oase Bitron Eco 180 W UVC
The revolutionary UVC clarifier Bitron Eco with 180 W power removes floating algae and harmful bacteria with maximum efficiency. Thanks to the automatic bypass regulation and the significantly enlarged housing, an optimal irradiation result is always guaranteed, even with changing flow rates of up to 50,000 l / h. The clever eco-control regulates the irradiation time depending on the seasonal needs. This enables energy savings of up to 50% to be achieved! You can also save on the light sources, because the newly developed 60W UVC lamp has a service life of 12,000 hours that is 50% longer. In addition, changing the lamp is now child’s play and without dismantling the quartz glass. The proven automatic cleaning system is also included, an LED UVC control as well as a display for lamp change and water temperature. Thanks to the protection class IP68, the Bitron Eco can be set up directly on or even in the pond. The cable length is 5 m, the nominal voltage 220 – 240/50 Hz. The Bitron Eco enables a 1 1/2 “and 2” connection. Optimal for connection to ProfiClear, BioTec 30, BioTec ScreenMatic 36. You receive a guarantee of 2 years + 1 year requirement guarantee. Read more
Features:
- Maximum efficiency, thanks to perfect combination of flow rate and irradiation intensity
- Reduced bulb costs thanks to 50% longer service life (12,000 h)
- Energy costs reduced up to 50% with the same cleaning capacity*

Oase Bitron Eco 240 W
Oase Bitron Eco 240 W UVC
The revolutionary UVC clarifier Bitron Eco with 240 W power removes floating algae and harmful bacteria with maximum efficiency. Thanks to the automatic bypass regulation and the significantly enlarged housing, an optimal irradiation result is always guaranteed, even with changing flow rates of up to 50,000 l / h. The clever eco-control regulates the irradiation time depending on the seasonal needs. This enables energy savings of up to 50% to be achieved! You can also save on the light sources, because the newly developed 60W UVC lamp has a service life of 12,000 hours that is 50% longer. In addition, changing the lamp is now child’s play and without dismantling the quartz glass. The proven automatic cleaning system is also included, an LED UVC control as well as a display for lamp change and water temperature. Thanks to the protection class IP68, the Bitron Eco can be set up directly on or even in the pond. The cable length is 5 m, the nominal voltage 220 – 240/50 Hz. The Bitron Eco enables a 1 1/2 “and 2” connection. Optimal for connection to ProfiClear, BioTec 30, BioTec ScreenMatic 145. You receive a guarantee of 2 years + 1 year requirement guarantee. Read more
Features:
- Maximum efficiency, thanks to perfect combination of flow rate and irradiation intensity
- Reduced bulb costs thanks to 50% longer service life (12,000 h)
- Energy costs reduced up to 50% with the same cleaning capacity*

Oase Bitron Premium 120 W UVC
Oase Bitron Premium 120 W UVC
The Oase Bitron Premium 120 W UVC is a highly efficient UVC pre-treatment device in the Bitron Premium range are suitable for ponds up to 185 m³ and provide extremely powerful removal of algae and pathogenic bacteria – with the same mode of action as an immersion UVC. It offers 100 % safety against eye damage, is particularly energy-efficient thanks to an electronic ballast and is exceptionally effective in sterilisation thanks to the long retention time of the water in the Bitron. The flow-optimised reactor design ensures direct and virtually loss-free UV irradiation. Read more
Features:
- Powerful, efficient UVC clarifier
- Extremely effective sterilisation thanks to well thought-out flow optimisation
- Extremely easy and flexible installation before or after the filter system

Oase Bitron Premium 180 W UVC
Oase Bitron Premium 180 W UVC
The Oase Bitron Premium 180 W UVC is a highly efficient UVC pre-treatment device in the Bitron Premium range are suitable for ponds up to 280 m³ and provide extremely powerful removal of algae and pathogenic bacteria – with the same mode of action as an immersion UVC. It offers 100 % safety against eye damage, is particularly energy-efficient thanks to an electronic ballast and is exceptionally effective in sterilisation thanks to the long retention time of the water in the Bitron. The flow-optimised reactor design ensures direct and virtually loss-free UV irradiation. Read more
Features:
- Powerful, efficient UVC clarifier
- Extremely effective sterilisation thanks to well thought-out flow optimisation
- Extremely easy and flexible installation before or after the filter system

Oase Bitron Premium 60 W UVC
Oase Bitron Premium 60 W UVC
The Oase Bitron Premium 60 W UVC is a highly efficient UVC pre-treatment device in the Bitron Premium range are suitable for ponds up to 90 m³ and provide extremely powerful removal of algae and pathogenic bacteria – with the same effect as an immersion UVC. 100 % safety against eye damage, particularly energy-efficient thanks to an electronic ballast and exceptionally effective disinfection thanks to the long retention time of the water in the Bitron. A Bitron Premium can be connected flexibly before or after the ProfiClear filter system – i.e. also in other gravitational applications – and additional Bitron Premium UVC units can be added at any time if the pond or fish population increases, as well as being installed horizontally or vertically. Depending on requirements, the lamps in the Bitron Premium 120 W and 180 W can be switched individually. Read more
Features:
- Powerful, efficient UVC clarifier
- Extremely effective sterilisation thanks to well thought-out flow optimisation
- Extremely easy and flexible installation before or after the filter system

Oase Vitronic 11W
Oase Vitronic 11W
The OASE Vitronic UVC pre-clarifier ensures that even stubborn infestations of floating algae in the pond water disappear again – even during the dreaded spring algae bloom in April. The power of the built-in UVC lamp destroys the cell structure of the floating algae and thus effectively prevents their growth. Thanks to the visual function control, you can always keep an eye on the UVC lamp’s function. Simply connect the pre-clarifier between the pond pump and pond filter. Thanks to the three inputs on the housing, Vitronic 11 W can be combined with various OASE filter models (e.g. BioSmart) and other commercially available pond filters. Read more
Features:
- Elimination of suspended algae (green water)
- Reduction of harmful bacteria and pathogen level
- Visual function check of the UVC bulb
- Quick release for easy bulb change and cleaning of the quartz glass
- Direct installation on the BioSmart filter (only Vitronic 18-36 W)
- High quality workmanship with impact resistant plastic housing
- Easy installation thanks to an extensive range of connection accessories
- Incl. high quality UVC bulb
- 100% protection against eye damage

Oase Vitronic 18W
Oase Vitronic 18W
The OASE Vitronic 18 W UVC pre-clarifier eliminates floating algae, reduces harmful bacteria and thus ensures clear water. Now brand new: Simple installation directly on the BioSmart and BioTec filters! The pre-clarifier with bypass technology is suitable for pump outputs of up to 5500 l/h and has a power consumption of 18 watts. A control window ensures a high level of functional reliability. The practical quick-release fastener technology facilitates simple quartz glass cleaning. The OASE Vitronic 18 W UVC pre-clarifier is available complete with universal stepped hose nozzles for connecting hose diameters from 1″ (25 mm) to 1 ½” (38 mm). Extensive connection accessories enable easy installation. The cable is 5 m long. The rated voltage is 220-240 V/50-60 Hz. The guarantee is 2 years. Read more
Features:
- Elimination of suspended algae (green water)
- Reduction of harmful bacteria and pathogen level
- Visual function check of the UVC bulb
- Quick release for easy bulb change and cleaning of the quartz glass
- Direct installation on the BioSmart filter (only Vitronic 18-36 W)
- High quality workmanship with impact resistant plastic housing
- Easy installation thanks to an extensive range of connection accessories
- Incl. high quality UVC bulb
- 100% protection against eye damage
- Suitable for ponds up to 20.0 m3

Oase Vitronic 24W
Oase Vitronic 24W
The OASE Vitronic 24 W UVC pre-clarifier eliminates floating algae, reduces harmful bacteria and thus ensures clear water. Now brand new: Simple installation directly on the BioSmart and BioTec filters! The pre-clarifier with bypass technology is suitable for maximum flow rates of up to 4500 l/h and has a power consumption of 24 watts. A control window ensures a high level of functional reliability. The practical quick-release fastener technology facilitates simple quartz glass cleaning. The OASE Vitronic 24 W UVC pre-clarifier is available complete with universal stepped hose nozzles for connecting hose diameters from 1″ (25 mm) to 1 ½” (38 mm). Extensive connection accessories enable easy installation. The cable is 5 m long. The rated voltage is 220-240 V/50-60 Hz. The guarantee is 2 years. Read more
Features:
- Elimination of suspended algae (green water)
- Reduction of harmful bacteria and pathogen level
- Visual function check of the UVC bulb
- Quick release for easy bulb change and cleaning of the quartz glass
- Direct installation on the BioSmart filter (only Vitronic 18-36 W)
- High quality workmanship with impact resistant plastic housing
- Easy installation thanks to an extensive range of connection accessories
- Incl. high quality UVC bulb
- 100% protection against eye damage
- Suitable for ponds up to 25.0 m3

Oase Vitronic 36W
Oase Vitronic 36W
The OASE Vitronic 36 W UVC pre-clarifier eliminates floating algae, reduces harmful bacteria and thus ensures clear water. Now brand new: Simple installation directly on the BioSmart and BioTec filters! The pre-clarifier with bypass technology is suitable for maximum flow rates of up to 6000 l/h and has a power consumption of 36 watts. A control window ensures a high level of functional reliability. The practical quick-release fastener technology facilitates simple quartz glass cleaning. The OASE Vitronic 36 W UVC pre-clarifier is available complete with universal stepped hose nozzles for connecting hose diameters from 1″ (25 mm) to 1 ½” (38 mm). Extensive connection accessories enable easy installation. The cable is 5 m long. The rated voltage is 220-240 V/50-60 Hz. The guarantee is 2 years. Read more
Features:
- Elimination of suspended algae (green water)
- Reduction of harmful bacteria and pathogen level
- Visual function check of the UVC bulb
- Quick release for easy bulb change and cleaning of the quartz glass
- Direct installation on the BioSmart filter (only Vitronic 18-36 W)
- High quality workmanship with impact resistant plastic housing
- Easy installation thanks to an extensive range of connection accessories
- Incl. high quality UVC bulb
- 100% protection against eye damage
- Suitable for ponds up to 40.0 m3

Oase Vitronic 55W
Oase Vitronic 55W
The OASE Vitronic 55 W UVC pre-clarifier eliminates floating algae, reduces harmful bacteria and thus ensures clear water. The pre-clarifier with bypass technology is suitable for pump outputs of up to 7000 l/h and has a power consumption of 55 watts. A control window ensures a high level of functional reliability. The practical quick-release fastener technology facilitates simple quartz glass cleaning. The OASE Vitronic 55 W UVC pre-clarifier is available complete with universal stepped hose nozzles for connecting hose diameters from 1″ to 1 ½”. Extensive connection accessories enable simple installation. The cable is 5 m long. The rated voltage is 220-240 V/50-60 Hz. The guarantee is 2 years. Read more
Features:
- Elimination of suspended algae (green water)
- Reduction of harmful bacteria and pathogen level
- Visual function check of the UVC bulb
- Quick release for easy bulb change and cleaning of the quartz glass
- Direct installation on the BioSmart filter (only Vitronic 18-36 W)
- High quality workmanship with impact resistant plastic housing
- Easy installation thanks to an extensive range of connection accessories
- Incl. high quality UVC bulb
- 100% protection against eye damage
- Suitable for ponds up to 60.0 m3
