Oase BioMaster External Aquarium Filters


SKU: 55145

BioMaster aquarium filters are high-demand aquarium filters suitable for freshwater or saltwater aquariums up to 160 gallons in size. Sealed filtration pathways ensure that water flows through all filter media for maximum filtration and clearer water. Combines filter foam and biological media for optimal particle filtration and beneficial bacteria cultivation, leading to removal of toxins and nutrient reduction.

Filter comes complete with filter media, tubing, adapters with flow control, intake and outflow tubes with suction cups, and a spray bar for increased oxygenation. The EasyClean pre-filter module removes particles before they get into the main filter, reducing maintenance, increasing efficiency and extending the life of internal filter foams.
  • Thermo models feature integrated heater
  • Priming system allows for fast and easy startup when installing or after cleaning (See inset photo)
  • Automatic shut-off mechanism prevents leaks when cleaning filter
  • Adjustable inlet/outlet adapters allow water flow to be adjusted
  • Includes carrying handle and easy-click opening mechanism
  • Suitable for freshwater aquariums or saltwater aquariums
  • Height measurements are taken with the handle down in position.
Filter Model BioMaster 250 BioMaster 350 BioMaster 600
Part Number 55145 55146 55147
UPC Code 706759551458 706759551465 706759551472
Aquarium Size 70 Gallons 90 Gallons 160 Gallons
Maximum Flow Rate 250gph 300gph 350gph
Maximum Head 5.6' 5.9' 6.6'
Filter Volume 1.2 Gallons 1.5 Gallons 1.8 Gallons
Pre-Filter Volume 1.5 Gallons 1.9 Gallons 2 Gallons
Filter Power Usage 15 Watts 16 Watts 23 Watts
Compatible Heater HeatUp 150 HeatUp 200 HeatUp 300
Connections 2/3"
Tubing Length 13'
Power Cord 6'
Dimensions 9.4" x 9.4" x 14.6" 9.4" x 9.4" x 16.7" 9.4" x 9.4" x 19"
Net Weight 11.0 lb 11.9 lb 13.0 lb
Warranty 3 years (plus 1 year upon product registration)

Filter Model BioMaster
Thermo 250*
Thermo 350*
Thermo 600*
Part Number 55148 55149 55150
UPC Code 706759551489 706759551496 706759551502
Heater Size 150 Watts 200 Watts 300 Watts
*All other specifications are identical to the standard model

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