Tsunami ROVE – Mobile Regenerative Desiccant Air Dryer, 10 HP / 40 CFM, 30-Gallon Tank, 120V, PN: 21999-0945
40 CFM Mobile Regenerative Desiccant Air Dryer | For 10 HP Compressors | 30-Gallon Air Tank | Wide-Track Wheels | Dew Points Down to -80°F
Short Product Description
The Tsunami ROVE Mobile Regenerative Desiccant Air Dryer, PN 21999-0945 , delivers up to 40 CFM of clean, extremely dry compressed air in a mobile package designed for approximately 10 HP compressor systems. The ROVE combines two-stage pre-filtration, twin regenerative desiccant towers, a 30-gallon storage tank , and wide-track wheels to provide portable dry air wherever it is needed. Operating on 120V with automatic float drains, the ROVE can provide dew points down to -80°F for automotive refinishing, paint booths, manufacturing, pneumatic equipment, and other moisture-sensitive applications.
Full Product Description
The Tsunami ROVE Mobile Desiccant Air Dryer brings the performance of Tsunami's Pure Series regenerative drying technology to a rugged, mobile platform.
Rated for up to 40 CFM and approximately 10 HP compressor systems , PN 21999-0945 combines a removable twin-tower regenerative dryer, integrated two-stage pre-filtration, and a 30-gallon compressed air storage tank mounted on wide-track wheels.
The result is a complete compressed air treatment system that can be moved where clean, exceptionally dry air is required instead of permanently installing a dryer in one location.
The ROVE is an excellent solution for automotive collision centers, paint and refinishing operations, mobile work areas, manufacturing equipment, pneumatic processes, and shops where one drying system may need to serve multiple locations.
Before compressed air reaches the desiccant towers, it passes through Tsunami's integrated two-stage pre-filtration system:
- First Stage Water Separator: Removes liquid water and particulate contamination down to 10 micron.
- Second Stage Oil Coalescing Filter: Removes bulk compressor oils and aerosols while filtering fine particulate contamination down to 0.01 micron.
Once properly filtered, compressed air enters the twin regenerative desiccant towers.
One molecular sieve tower actively removes water vapor from the compressed air while the second tower regenerates using a small amount of previously dried air. The system automatically alternates between the towers to provide a continuous supply of dry compressed air.
The Pure-10 regenerative drying platform can deliver dew points down to -80°F and relative humidity down to approximately 0.01% RH under proper operating conditions.
Unlike the standard wall-mounted Pure-10, the ROVE adds a 30-gallon air receiver, wide-track wheels, and removable dryer assembly , creating a self-contained mobile drying station that can be rolled between work areas.
Key Features
- 40 CFM maximum air flow
- Designed for approximately 10 HP compressor systems
- Mobile regenerative desiccant air dryer
- 30-gallon compressed air storage tank
- Wide-track wheels for mobility
- Removable dryer assembly
- Twin-tower regenerative desiccant drying technology
- Molecular sieve desiccant
- Dew points down to -80°F
- Relative humidity down to approximately 0.01% RH
- Two regenerative desiccant towers
- One tower dries while the other regenerates
- Approximately 2-minute regeneration cycle
- Approximately 120-second tower drying cycle
- Approximately 2.2 CFM regeneration air consumption
- Integrated two-stage pre-filtration
- First-stage water separator
- Second-stage oil coalescing filter
- Removes liquid water
- Removes bulk oils and aerosols
- Filters particulate down to 0.01 micron
- Automatic float drains
- Purge exhaust mufflers
- 120V electrical power
- Maximum operating pressure of 175 PSI
- Maximum inlet air temperature of 150°F
- Minimum inlet pressure of approximately 80 PSI
- 1/2" NPT inlet
- 1/2" NPT outlet
- Heavy-duty mobile package
- Designed for shops requiring dry air at multiple locations
Benefits
Mobile Extremely Dry Compressed Air
The ROVE allows a complete regenerative air drying system to be moved throughout a facility instead of permanently installing the dryer at one location.
This is particularly useful for automotive shops, manufacturing facilities, and production environments where different work areas require exceptionally dry compressed air at different times.
Dew Points Down to -80°F
The Pure Series regenerative dryer can provide dew points down to -80°F under proper operating conditions.
This makes the ROVE suitable for applications requiring significantly drier compressed air than a conventional refrigerated dryer can typically provide.
Integrated 30-Gallon Air Receiver
The ROVE sits on a 30-gallon compressed air storage tank , providing additional dry-air storage and helping accommodate short-term fluctuations in downstream air demand.
The tank also serves as the base for the mobile dryer system.
Wide-Track Wheels for Shop Mobility
Wide-track wheels make the ROVE easy to reposition throughout a shop or production facility.
Instead of piping multiple locations back to one permanently mounted regenerative dryer, the ROVE can be moved closer to the application requiring dry air.
Complete Air Treatment Package
The ROVE combines:
- Water separation
- Oil coalescing filtration
- Fine particulate filtration
- Twin-tower regenerative desiccant drying
- 30-gallon dry-air storage
- Automatic condensate drainage
- Mobile wheels
into one complete compressed air treatment package.
Continuous Regenerative Drying
One desiccant tower actively dries compressed air while the second tower regenerates.
The dryer automatically alternates between towers, continuously restoring the molecular sieve desiccant without requiring routine manual regeneration during operation.
Protects the Desiccant
Liquid water and compressor oil can quickly contaminate molecular sieve desiccant.
The integrated water separator and oil coalescing filter remove these contaminants before compressed air reaches the regenerative dryer towers, helping maintain drying performance and extend desiccant service life.
Removable Dryer Assembly
The regenerative dryer assembly can be removed from the tank platform, giving the ROVE greater flexibility for service, maintenance, or changing installation requirements.
Best For
The Tsunami ROVE is an excellent choice for:
- Automotive painting and refinishing
- Collision and body shops
- Paint spray booths
- Prep stations
- Professional coating applications
- Waterborne paint systems
- Manufacturing facilities
- CNC equipment
- Pneumatic instrumentation
- Production equipment
- Woodworking and finishing
- Mobile work areas
- Moisture-sensitive pneumatic tools
- Shops with multiple air-use locations
- Approximately 10 HP compressor systems
- Applications requiring extremely low dew points
- Facilities that need mobile compressed air drying
Technical Specifications
| Specification | PN 21999-0945 |
|---|---|
| Series | Tsunami ROVE / Pure-10 |
| Maximum Air Flow | 40 CFM |
| Compressor Size | Approx. 10 HP |
| Dryer Type | Regenerative Desiccant |
| Configuration | Mobile / Tank Mounted |
| Number of Towers | 2 |
| Tank Capacity | 30 Gallons |
| Mobility | Wide-Track Wheels |
| Dryer Assembly | Removable |
| Power | 120V |
| Drain Type | Automatic Float |
| Inlet Connection | 1/2" NPT |
| Outlet Connection | 1/2" NPT |
| Maximum Operating Pressure | 175 PSI |
| Maximum Inlet Temperature | 150°F |
| Minimum Inlet Pressure | Approx. 80 PSI |
| Minimum Dew Point | Down to -80°F |
| Regeneration Orifice | 0.030" |
| Regeneration Air Consumption | Approx. 2.2 CFM |
| Cycle Time | Approx. 2 Minutes |
| Tower Drying Time | Approx. 120 Seconds |
| Towers Drying | 1 |
| Towers Regenerating | 1 |
| Complete System Weight | 150 lbs |
| Dimensions (H × W × D) | 53" × 33" × 22" |
Integrated Two-Stage Pre-Filtration
The ROVE incorporates Tsunami's two-stage compressed air filtration system before the regenerative dryer.
Stage 1 – Water Separator
- Removes liquid water
- Filters particulate contamination down to 10 micron
- Automatic condensate drain
- Water Separator: PN 21999-0131
- Replacement Element: PN 21999-0227
Stage 2 – Oil Coalescing Filter
- Removes bulk compressor oils and aerosols
- Filters fine particulate contamination down to 0.01 micron
- Automatic condensate drain
- Oil Coalescing Filter: PN 21999-0131-Z-FD
- Replacement Element: PN 21999-0202
Proper pre-filtration is especially important with regenerative desiccant dryers because liquid water, oil, and particulate contamination can reduce desiccant performance and shorten its service life.
How the Tsunami ROVE Works
Compressed air first enters the integrated water separator , where liquid water and larger particulate contamination are removed.
The air then passes through the oil coalescing filter , which removes compressor oil, aerosols, and fine particulate contamination.
Once properly filtered, compressed air enters the twin-tower regenerative dryer.
The ROVE uses two molecular sieve desiccant towers :
- One tower actively removes water vapor from the compressed air.
- The second tower regenerates using a small amount of previously dried compressed air.
- The system operates using a 0.030" regeneration orifice .
- Each tower operates for approximately 120 seconds .
- Approximately every two minutes, the dryer switches between towers.
- The regenerated tower begins drying while the previously active tower regenerates.
Dry compressed air then enters the 30-gallon storage tank , providing reserve capacity for downstream applications.
Why Does the ROVE Have a 30-Gallon Tank?
The ROVE's 30-gallon receiver provides dry compressed air storage after the regenerative drying process.
This offers several advantages:
- Provides reserve dry-air capacity
- Helps accommodate short periods of increased air demand
- Reduces the effect of rapidly changing downstream demand
- Provides a sturdy base for the mobile dryer
- Allows the complete system to be moved as one package
The 30-gallon tank is one of the major differences between the ROVE and the standard wall-mounted Pure-10.
What Makes the Tsunami ROVE Mobile?
The ROVE is specifically designed around portability.
The complete system includes:
- 30-gallon horizontal air receiver
- Wide-track wheels
- Compact overall footprint
- Removable regenerative dryer assembly
This design allows the ROVE to be rolled between workstations or production areas where exceptionally dry compressed air is required.
It is an especially practical solution when running permanent dry-air piping throughout an entire facility is unnecessary or impractical.
ROVE vs. Wall-Mounted Pure-10
Both the ROVE and standard Pure-10 are designed for approximately 40 CFM / 10 HP compressed air systems , but they serve different installation requirements.
| Feature | Tsunami ROVE | Wall-Mounted Pure-10 |
| Maximum Flow | 40 CFM | 40 CFM |
| Compressor Size | Approx. 10 HP | Approx. 10 HP |
| Regenerative Dryer | Twin Tower | Twin Tower |
| Pre-Filtration | Included | Included |
| Storage Tank | 30 Gallons | Not Included |
| Mobility | Wide-Track Wheels | Fixed Wall Mount |
| Dryer Removable | Yes | Fixed Installation |
| Drain Type | Float | Float or Pneumatic Options |
| Inlet / Outlet | 1/2" NPT / 1/2" NPT | 1/2" NPT / 1" NPT |
| Dew Point Capability | Down to -80°F | Down to -80°F |
Choose the ROVE when mobility and dry-air storage are priorities.
Choose the standard wall-mounted Pure-10 when the dryer will remain permanently installed as part of a fixed compressed air system.
ROVE vs. Pure-10 Tank-Mounted Dryer
Tsunami also offers a larger stationary Pure-10 tank-mounted system.
ROVE – PN 21999-0945
- 40 CFM
- 30-gallon storage tank
- Wide-track wheels
- Mobile configuration
- Float drains
- 120V
- 150 lbs
- Designed to move throughout the shop
Pure-10T Tank-Mounted Dryer
- 40 CFM
- 60-gallon storage tank
- Stationary configuration
- Pneumatic drains
- Larger dry-air storage capacity
- Designed for permanent installation
The ROVE prioritizes mobility , while the Pure-10T prioritizes greater stationary dry-air storage .
Important Sizing Information
The Tsunami ROVE has a maximum rated flow of 40 CFM and is designed for approximately 10 HP compressed air systems .
Tsunami's published Pure Series flow ratings are based on approximately:
- 100°F inlet air temperature
- 175 PSI inlet pressure
- 100 PSI outlet pressure
- 80 PSI minimum inlet pressure
Lower inlet pressure and higher inlet temperatures can reduce dryer performance and downstream air quality.
The Pure-10 regenerative drying system uses approximately 2.2 CFM of compressed air during regeneration , which should be considered when determining total available compressor capacity.
For best performance, dryer sizing should be based on:
- Actual compressed air demand
- Compressor output in CFM
- Operating pressure
- Inlet air temperature
- Regeneration air requirements
- Required downstream dew point
Compressor horsepower should be considered a general sizing reference rather than the only sizing factor.
Why Choose the Tsunami ROVE?
The Tsunami ROVE combines the extremely dry air performance of a regenerative desiccant dryer with the convenience of a mobile compressed air treatment system.
Instead of permanently locating a 40 CFM regenerative dryer in one part of a facility, the ROVE can be moved to the application.
Its 30-gallon air tank provides dry-air storage , while wide-track wheels allow the system to move throughout a shop.
For collision centers, finishing operations, production environments, and other applications where exceptionally dry compressed air may be required at multiple locations, PN 21999-0945 provides a versatile alternative to a permanently installed regenerative drying system.
Why Buy from Compressed Air Advisors Online?
Compressed Air Advisors Online specializes in compressed air equipment, filtration, storage, and air treatment systems. Proper sizing is especially important with regenerative desiccant dryers because airflow, pressure, inlet temperature, regeneration-air consumption, and required dew point all affect dryer performance.
If you are unsure whether the Tsunami ROVE is the correct dryer for your compressor or application, contact our compressed air specialists. We can help determine whether a mobile ROVE, wall-mounted Pure Series dryer, tank-mounted system, or another compressed air treatment configuration is the right choice for your operation.
Frequently Asked Questions
How much air can the Tsunami ROVE handle?
The Tsunami ROVE, PN 21999-0945 , is rated for up to 40 CFM and is designed for approximately 10 HP compressor systems .
What dew point can the Tsunami ROVE achieve?
The Pure-10 regenerative drying platform used by the ROVE can provide dew points down to -80°F under proper operating conditions.
Does the Tsunami ROVE include a storage tank?
Yes. The ROVE includes a 30-gallon compressed air storage tank .
Why does the ROVE have a 30-gallon tank?
The tank provides storage for dry compressed air and helps accommodate short-term surges in downstream air demand.
It also serves as the mobile platform for the regenerative dryer.
What makes the Tsunami ROVE portable?
The ROVE is mounted on a 30-gallon horizontal receiver equipped with wide-track wheels . The regenerative dryer assembly is also removable.
Does the ROVE include pre-filtration?
Yes. The ROVE includes integrated two-stage pre-filtration consisting of a water separator followed by an oil coalescing filter.
Why does the ROVE need pre-filtration?
Regenerative desiccant removes water vapor but should be protected from liquid water, compressor oil, and particulate contamination.
The integrated filtration removes these contaminants before compressed air reaches the desiccant towers.
How does the Tsunami ROVE regenerate its desiccant?
The ROVE uses two molecular sieve desiccant towers. One tower dries compressed air while the second tower regenerates using previously dried sweep air.
The dryer automatically alternates between towers approximately every two minutes.
How much regeneration air does the ROVE use?
The Pure-10 regenerative drying platform uses approximately 2.2 CFM of compressed air during regeneration.
What type of drains does PN 21999-0945 use?
PN 21999-0945 uses automatic float drains .
What voltage does the Tsunami ROVE require?
The standard PN 21999-0945 operates on 120V electrical power .
What size connections are on the ROVE?
The Tsunami ROVE uses 1/2" NPT inlet and 1/2" NPT outlet connections .
What is the maximum operating pressure?
The maximum operating pressure is 175 PSI .
What is the maximum inlet temperature?
The maximum inlet air temperature is 150°F .
How much does the Tsunami ROVE weigh?
The complete mobile dryer system weighs approximately 150 lbs .
What are the dimensions of the Tsunami ROVE?
The complete system measures approximately 53" H × 33" W × 22" D .
Can the dryer be removed from the tank?
Yes. Tsunami describes the ROVE as having a removable dryer assembly mounted on the 30-gallon mobile tank.
Is the ROVE a refrigerated air dryer?
No. The ROVE uses a twin-tower regenerative desiccant dryer with molecular sieve desiccant to remove water vapor from compressed air.
When should I choose the ROVE instead of a wall-mounted dryer?
Choose the ROVE when you need extremely dry compressed air at multiple locations or want a mobile drying system with integrated dry-air storage.
For a permanent installation, a wall-mounted or stationary tank-mounted Pure Series dryer may be more appropriate.