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Product Info




Designed for unoccupied spaces, the HYDRA utilizes ozone producing UV lamps for substantial reduction of odors and visible smoke. The HYDRA is a fully self contained powerful ozone generator built for range hoods, vent stacks or other applications where undesirable odors and smoke are persistent or need to be controlled.

This product should only be installed by a qualified electrician.

NOTE: This unit does not meet California requirements and cannot be shipped to California.

Products & Options

14 Inch Ozone Bulb (Hydra)



HYDRA 9940051 120V 9940052 240V
electrical 120 VAC, 1.86 amps 60 Hz 240 VAC, 0.75 amps 50/60 Hz
mechanical 58.5 CFM fan 58.5 CFM fan
dimensions 27.5” x 7.25” x 9.38” (69.8 CM x 18.4 CM x 23.8 CM) 27.5” x 7.25” x 9.38” (69.8 CM x 18.4 CM x 23.8 CM)
weight 17 lbs. / 7.7 kg 17 lbs. / 7.7 kg


  • The activTek Hydra has been designed for heavy duty odor removal, specifically in water treatment plants, where Hydrogen Sulfide (H2S) is often a problem.
  • One Hydra unit is capable of handling H2S concentrations of up to 900 ppm, reducing them by up to 96%. Multiple Hydra units can be mounted in parallel to handle higher concentrations or reach better results.
  • Hydra can also be mounted parallel to a kitchen exhaust system, injecting our powerful oxidants inside the ducts, reducing the cooking odors by up to 98%.
  • IMPORTANT: Hydra is not designed for use in occupied spaces.


  • Water-treatment plants
  • Recycling plants
  • Any exhaust with odor issues

PDF Icon ImageSpecification Sheet

PDF Icon ImageOwners Manual

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