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OASE BIOMASTER 2 850 – Professional External Filter with Integrated Heater for Aquariums Up to 850 Liters and 4-Year Warranty
The OASE BioMaster 2 850 is the most powerful external filter in the BioMaster line, designed for large freshwater aquariums up to 850 liters. Built to the highest standards of German engineering, it combines premium components, advanced technologies, and outstanding user-friendliness for professional-level aquarium care. With a flow rate of 1550 l/h and a total filter volume of 8 liters, it ensures clean, healthy, and biologically balanced water.
The high-efficiency integrated prefilter allows quick maintenance without opening the entire filter unit. The EasyStart button enables effortless system startup, while the automatic Shut-Off function stops water flow during prefilter removal to prevent leaks. The integrated heater with adjustable temperature ensures optimal conditions for all aquarium inhabitants.
Fine 45ppi filter sponges provide excellent mechanical filtration, and the included biological media promotes effective nitrification. The flow rate can be easily adjusted from the top for precise control. Compact and robust, the BioMaster 2 850 is designed for long-lasting, efficient, and quiet operation, backed by a 4-year warranty.
Main features:
High-efficiency removable prefilter for easy maintenance
EasyStart button for quick and simple activation
Automatic Shut-Off for safe cleaning operations
Integrated heater with precise temperature control
45ppi filter sponges for fine mechanical filtration
Biological filter media included for complete filtration
Total filter volume of 8 liters
0.6-liter prefilter for quick access
Flow rate of 1550 l/h with max head height of 2.2 m
Energy consumption: 32W
Top-mounted flow adjustment
Solid construction with high-quality components
Weight: 5.77 kg – Dimensions: 24x24x53.5 cm
Why choose OASE BioMaster 2 850:
The OASE BioMaster 2 850 is the perfect external filter for aquarists who need maximum reliability, power, and ease of use in large aquarium systems. Its high-level performance, integrated heater, and remarkably easy maintenance make it one of the best filtration systems for advanced aquascaping. Backed by a 4-year warranty, it’s a superior choice for serious hobbyists and professionals.
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