Hess H-25 - Ozone Injection System - High Flow


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California Regulatory Information

SKU: 010221
37" x 16" x 45"
140 lbs.

Product Overview

Hess Ozone Systems

Hess Machine Ozone Generators were designed for use in the bottled water industry. These ozone generators produce ozone from dry air with an integrated air dryer, meaning only compressed air and electricity are required for operation. These are the most reliable and robust ozone generators in production today. The Hess Machine Ozone Generators can be used for any application where ozone from dry air is required. These generators are well built and reliable, allowing them to provide you with many years of operation.

What makes the H-25 different

The H-25 is an air cooled ozone generator that produces ozone from dry air. This is an extremely simple and reliable machine.


  • 4.5 g/hr Ozone from 15 SCFH Dry Air at 1% by weight
  • Ozone generated from dry air with integrated air dryer
  • Water cooled ozone generator
  • Line frequency ozone generator provides extremely reliable operation
  • Adjustable Output
 More Information 
 Concentration at Rated Flow 1%
 Max Operating Pressure 15 PSI (1.05 Bar)
 Supply Gas Integrated Air Dryer
 Adjustable Ozone Output Dial Yes
 Cooling Air Cooled
 Corona Cell Materials Stainless Steel with Glass/Quarts Dielectric
 Flowmeter Yes
 Pressure Gauge Yes
 Operating Frequency Line Frequency 50/60 Hz
 Ozone/Oxygen Connections 1/4" Female NPT Connecitons
 Weight 140.0 lbs (63.5 kg)
 Electrical 120 VAC 50/60 Hz (220V/50Hz Available)
 Dimensions 37 x 16 x 45 inches (94 x 40.6 x 114.3 cm)
 Warranty 1 Year
 Rated Flow 7.08 LPM (15 SCFH)
 In Stock In Stock
Shipping Weight 290 lbs.
Air Dryer Type Desiccant - Pressure Swing Absorption
Operating Pressure 10 to 13 PSI (0.7 to 0.91 Bar)



Warranty Information

Seller warrants that all Products will conform to the Specifications and will be free from defects in material workmanship and programming. Claims for Products not complying with this warranty shall be submitted by Buyer no later than 12 months from delivery date to Buyer. Seller shall promptly repair or replace, at its option and expense, non-complying Products. The shipment of non-complying Products by Buyer to Seller, and the return shipment of repaired or replacement Products by Seller to Buyer shall be at Seller's expense, unless it shall be determined that Buyer returned a Product that was in compliance, in which case such cost shall be borne by Buyer and, if paid by Seller, these expenses shall be reimbursed by Buyer within thirty (30) days of notice by Seller. Buyer shall receive a credit for any non-complying Products returned for repair or replacement. All non-complying Products shall be returned to Seller (at its offices or as otherwise instructed) no later than 30 days as of the date the non-compliance of any such Product has been discovered. Seller is NOT responsible for any/all damages suffered to the Products that is caused by the Buyer. Such as but not limited to damage by wrong electrical current, damage through crush or dropping the product, damage through untrained users of Product, damage through improper operations.

California Regulatory Warning

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Use in unoccupied spaces only.
Health hazard warning: emits ozone.

This product is not CARB Certified (Ozone Emissions for Air Cleaners).
Product Disclaimer: Does not meet California air cleaner regulation requirements; cannot be shipped to California.