SR Aquaristik Halcyon 4 Stage PRO RO / DI Purification System

Sale price$279.98
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  • Makes up to 50 gallons of pure water per day
  • Includes Booster Pump
  • Complete system

 The SR Aquaristik HALCYON RO / DI Purification System has been designed to fulfill the needs of discriminating aquarium hobbyists. The HALCYON system removes up to 99% of tap water impurities, including difficult to remove heavy metals. Featuring a super quiet booster pump, ultrafine sediment filtration, high-quality carbon and refillable DI cartridge making it the ideal solution providing aquarium hobbyists with a strong foundation and superior water quality.


  • Complete RO/DI System
  • Automatic shut off valve
  • Push connections with EPDM O-ring fittings
  • Rugged metal frame with mounting brackets
  • 50 GPD TFC Membrane
  • Polypropylene Sediment Cartridge
  • Carbon Block Cartridge
  • Refillable DI Cartridge with high capacity color changing resin
  • Booster Pump
  • Canister/Membrane Wrench
  • Utility sink connection
  • 10 Feet of RO Tubing


  • Length: 14.2” / 36cm
  • Width: 7.3” / 18.5cm
  • Height: 17.7” / 45cm

Item Number: SRA 5640

Set Up:

Click Here for Instruction Manual

 Product Video: