Aqua Ultraviolet 400w Plastic Viper UV Sterilizer

Aqua Ultraviolet 400w Plastic Viper UV Sterilizer

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The Viper Series 400 watt UV Sterilizer is ideal for large commercial or residential ponds, aquariums, and water features. The specially designed 4 inch 400 Watt lamps disinfect faster and have greater cell penetration capability. The compact body design has a small footprint making it easy to handle, install and maintain. Vipers are engineered to accommodate extreme flow rates; minimum water flows must be maintained at 5700 GPH. A flow switch, provided, shuts the unit off if flows fall below 5700 GPH. Aqua Ultraviolet UV’s will clear your water in 3 to 5 days sometimes overnight and keep it that way. Performance is guaranteed when sized, installed and operated according to our instructions.


  • Fresh Water Sterilizer up to 30,000 gallons / flow rate 17,500 GPH
  • Fresh Water Clarifier up to 50,000 gallons / flow rate 17,500 GPH
  • Salt Water Sterilizer to 3600 gallons
  • Salt Water Flowrate - 5833 gph for 90,000 µw/cm2


  • Viper SL Sterilizers deliver the highest UV output and flow rates at a fraction of the size
  • Designed for maximum performance, power, and reliability, these units replace multiple low pressure lamp units
  • Viper SL lanp disinfects faster and has greater penetration capability because of its higher intensity
  • Longest lamp life on the market, 14 months

Viper Bulb

A single high output bulb reduces space required for intallation.

2" Inlet / Outlet AS90420