Dryer-Tubes-9-inch - Replacement Air Dryer Cells

Hess Parts

Write a Review
California Regulatory Information

SKU: 003204

Product Overview

Hess Machines

These Replacement Air Dryer Tubes are meant for the L-200 Ozone Generator. These are new 9-inch air dryer tubes for the Pure-Gas Air Dryer used on the Hess L-200 Ozone Generator

The VSA Series Heatless Desiccant Air Dryers are one of our longest running, mature product lines. Its proven design continues to provide solid performance and reliability at point-of-use applications.

  • 4 Models Available to Match Your Application Requirements and Minimize Energy Loss
  • Solid-State Timer with Built-In Memory Ensures Reliable Drying Cycles
  • Fixed Orifice Purge Control for Consistent Ultra-Dry Outlet Conditions
  • Dual Inlet & Outlet Port Configurations Allows for Custom, Easy Installation
  • -40°F/C Standard Outlet Dewpoint
    (ISO 8573.1 Class 2)
 Standard Features
  • Standard Outlet Dewpoint
    • -40° F/C Pressure Dewpoint (PDP)
  • Available Input Voltages
    • 120 VAC
    • 240 VAC
  • Maximum Pressure - 150 PSIG
  • Maximum Inlet Temperature - 120°F / 49°C
 General Specifications
 INLET Flow (SCFM @ 100 PSIG) 2.8 5.8 8.0 12.0
 PURGE Flow (SCFM @ 100 PSIG) 0.8 1.7 2.5 3.2
 OUTLET Flow (SCFM @ 100 PSIG) 2.0 4.1 5.5 8.8
 Inlet / Outlet Ports (NPT) 1/4"
  Weight (lbs) Height (in) Width (in) Depth (in)
VSA1 7.0 10.1 8.0 4.8
VSA2 8.0 13.1
VSA3 9.0 16.1
VSA4 14.0 24.1
 Multiplier Table (For INLET Pressures other than 100 PSIG)

 Maximum Inlet Flow (-40° F/C PDP) = INLET Flow (above) x INLET Flow Factor (A) @ Actual Pressure (below)

 Purge Flow = PURGE Flow (above) x PURGE Flow Factor (B) @ Actual Pressure (below)

 Rated OUTLET Flow = Calculated Maximum Inlet Flow - Calculated Purge Flow

 Actual Pressure (PSIG) 50 60 70 80 90 100 110 120 130 140 150
 INLET Flow Factor (A) 0.32 0.43 0.56 0.70 0.85 1.00 1.09 1.17 1.26 1.35 1.44
 PURGE Flow Factor (B) 0.57 0.65 0.74 0.83 0.91 1.00 1.09 1.18 1.26 1.35 1.44
VSA Series Information
VSA Information for Hess Machines


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 6 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

Example Image
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.