BioMaster Thermo 250

  • Key Features

    • EasyClean pre-filter chamber for extremely simple filter cleaning and top comfort
    • Available with or without integrated HeatUp adjustable heater for undisturbed views of the underwater world without visible technology, optimum temperature level, improved safety
    • Perfect water quality thanks to the high filter volume consisting of Hel-X and filter sponges
  • Characteristic

    • EASYCLEAN PREFILTER MODULE: No more bothersome dismantling of the filter – simply remove the pre-filter module, rinse and replace
    • PRACTICAL: Venting button for effective water suction – to get started quickly and easily during installation and after cleaning
    • LARGE FILTER VOLUME: The combination of highly effective biological filtering with Hel-X and mechanical/biological cleaning with filter sponges is ideally coordinated to ensure healthy and clear aquarium water. The water flows through the pre-filter first, ensuring an extra-long service life
    • SAFE: The shut-off mechanism and safety lock prevent unwanted water leaks during filter cleaning
    • ECONOMICAL & QUIET: Runs quietly and doesn't use much power
    • OPTIMUM FILTRATION: Fine 45 PPI pre-filter sponge to optimise mechanical filtration of coarse dirt and prolong the lifespan of biological media
    • ADJUSTABLE: Control the flow on the filter or via the adapter set

Technical Data

Suitable for aquariums up to max.l250
Dimensions (L x W x H)mm240 x 240 x 370
Rated voltage230 V / 50 Hz
Power consumptionW15
Power consumption filter + heater15 + 150 W
Power cable lengthm1.50
Net weightkg5.20
Guarantee (+ request guarantee) Years3 + 1
Max. flow ratel/h900
Max. head height, metresm1.30
Hose (quantity/length)1 UNIT/4 m
Connection for hoses ø (inner/outer)16 / 22 mm
Filter volumel4.4
Pre-filter volumel0.40
Suitable for freshwaterYes
Suitable for saltwaterYes

Spare Parts

1Spare part main gasket BioMaster451481
2Spare grid BioMaster756201
3Filter foam BioMaster 30 ppi orange452701
4Spare part basket cover BioMaster451721
5Filter foam BioMaster 20 ppi blue452691
6Spare part basket BioMaster451711
7Hel-X 13 Biomedia 800 ml452711
8Spare part set rubber feet BioMaster451701
9Spare part container BioMaster 250451591
11Replacement heater adapter462061
12Spare part heater plug BioMaster451561
13Spare part hose adapter BioMaster451571
14Spare part filter head BioMaster 250451531
15Spare part rotor BioMaster 250/350451441
16Spare part pump cover BioMaster 250451461
17Spare part clip BioMaster451581
18Spare prefilter housing BioMaster 250451671
19Prefilterfoam set 4 BioMaster 30ppi464811
20Spare part prefilter tube BioMaster 250451631
21Spare part prefilter gasket BioMaster451491
22Spare part priming head BioMaster451621
23Repl. Suction-Set External Filter465271
24Spare hose 16 x 22, 4 m464961
25Repl. Spraybar External Filter453521


Instruction manual filter
Product instructions