
Every single day, moisture is silently creeping into your storage tanks, hydraulic reservoirs, and critical fluid systems.
And while you’re reading this, that invisible enemy is causing microscopic corrosion, breeding harmful bacteria, and slowly destroying millions of dollars worth of equipment from the inside out.
The worst part? You won’t know it’s happening until it’s too late. Until pumps seize. Until gearboxes fail catastrophically. Until wind turbines shut down during peak production season, costing you $10,000 per day in lost revenue.
Here’s the brutal truth: Traditional breathers fail when you need them most. They let moisture pass through like a broken umbrella in a thunderstorm.
What Happens When Moisture Contamination Wins
Let me paint you a picture of what’s really at stake here.
Picture this: It’s 3 AM on a Tuesday. Your phone rings. Your facility manager’s voice is tight with panic: “The main hydraulic system just seized. We’re completely shut down.”
The cause? Water contamination. Just 200 parts per million of water in your hydraulic oil – an amount so small you can’t even see it – was enough to turn your precision machinery into expensive scrap metal.
The repair bill? $127,000. The downtime cost? Another $340,000 in lost production.
But here’s what really stings: It was 100% preventable.
You see, every time temperature changes occur – and they happen constantly in industrial environments – your tanks “breathe.” Hot fluid expands, pushing air out. Cool fluid contracts, sucking air back in.
And with every breath, moisture-laden air infiltrates your system. Standard breathers might catch the obvious stuff, but they’re powerless against the microscopic water molecules that cause the real damage.
The result? Your expensive synthetic oils turn acidic. Metal surfaces pit and corrode. Seals swell and fail. Filters clog prematurely.
And all because you trusted inferior breathing technology to protect your most valuable assets.
The Game-Changing Solution That Stops Moisture Dead In Its Tracks
What if I told you there’s a way to eliminate moisture contamination permanently?
Not reduce it. Not manage it. Eliminate it.
The Des-Case Extended Series Breathers with Orange Silica Gel technology represent a quantum leap in contamination control. These aren’t just upgraded versions of traditional breathers – they’re an entirely different species of protection.
Built specifically for high-demand applications like tank farms, wind turbines, and large-scale industrial operations, these breathers combine three breakthrough technologies that work together to create an impenetrable barrier against moisture contamination.
The result? Air enters your system bone-dry. Every single time.
Why These Breathers Outperform Everything Else On The Market
Revolutionary Check-Valve Technology That Actually Works
Here’s where most breathers fail spectacularly: they can’t handle high airflow demand without compromising filtration.
The Extended Series solves this with precision-engineered check-valve technology that cracks at exactly 0.1 psi. What does this mean for you? Maximum airflow (up to 27 CFM) with zero pressure buildup.
Your tanks breathe freely without creating vacuum conditions that could damage seals or implode reservoirs. Yet every molecule of incoming air gets scrubbed clean of moisture and particulates.
Orange Silica Gel: The Visual Warning System That Prevents Disasters
Standard breathers use blue silica gel that’s impossible to see clearly in industrial environments. You literally can’t tell if your protection is working until it’s already failed.
The Extended Series uses high-visibility orange silica gel that transitions to bright white as it absorbs moisture. You can see the protection status from 50 feet away.
No more guessing. No more surprise failures. You know exactly when maintenance is needed, and you can plan accordingly.
Massive Desiccant Capacity For Extended Protection
Standard breathers hold maybe a few ounces of desiccant. The Extended Series packs up to 3.9 pounds of premium silica gel with water adsorption capacity up to 22 fluid ounces.
What does this mean in real-world terms? Protection that lasts months instead of weeks. Fewer maintenance intervals. Lower operating costs. Peace of mind during extended operations.
Absolute 3-Micron Filtration That Stops Particles Cold
Moisture isn’t your only enemy. Airborne particles destroy hydraulic systems just as effectively.
The Extended Series features absolute 3-micron filtration – meaning it captures 100% of particles 3 microns and larger. For perspective, that’s smaller than most bacteria and 20 times finer than what your eye can see.
Extreme Temperature Performance When Others Quit
Industrial environments don’t play nice. Equipment faces temperature swings from -20°F to 200°F regularly.
While standard breathers crack, warp, or lose sealing integrity in extreme conditions, the Extended Series thrives. The nylon 6/6 30% glass-filled housing and EPDM seals maintain perfect performance across the entire temperature range.
REACH Compliance: Future-Proof Your Operations
Regulatory compliance isn’t optional anymore. All Extended Series breathers meet strict REACH requirements, ensuring your operations stay compliant as regulations evolve.
No retrofitting. No emergency replacements when new standards are enforced. You’re protected today and tomorrow.
Perfect Applications Where These Breathers Dominate
Wind Energy Operations
Wind turbines face the harshest conditions imaginable. Extreme temperature swings, constant vibration, and limited access for maintenance make traditional breathers inadequate.
The Extended Series handles up to 1000-gallon gearbox applications with extended maintenance intervals that align with your scheduled service windows. No more emergency climbs to replace failed breathers.
Tank Farm Operations
Large storage tanks experience massive breathing cycles as product flows in and out. Standard breathers simply can’t handle the volume while maintaining protection.
With flow rates up to 202 gallons per minute, the Extended Series keeps pace with your operations while ensuring every breath of air is perfectly clean and dry.
Remote Industrial Applications
When your equipment is located miles from the nearest service center, reliability isn’t just convenient – it’s critical.
The Extended Series’ massive desiccant capacity and visual status indication eliminate surprise failures and reduce maintenance trips. For mining operations, offshore platforms, and remote manufacturing facilities, this translates to thousands of dollars in saved service costs.
For smaller applications where standard breathers might suffice, consider the proven Des-Case DC-VG-1 Desiccant Breather or compare features with alternatives like the Air Sentry G8S1B Desiccant Breather. However, for high-capacity applications where failure isn’t an option, the Extended Series remains the gold standard.
For complete technical specifications and installation guidance, reference the comprehensive Des-Case High Capacity Breather documentation.
The Bottom Line: Protection That Pays For Itself
Here’s what it comes down to: You can either pay a small amount now for bulletproof protection, or pay a fortune later for catastrophic failures.
The Des-Case Extended Series Breathers aren’t just another maintenance item – they’re insurance policies that actively prevent the kind of contamination disasters that shut down operations and destroy budgets.
With four different sizes handling everything from 400-gallon gearboxes to 1000-gallon storage applications, there’s an Extended Series breather perfectly sized for your critical equipment.
The question isn’t whether you can afford this level of protection.
The question is whether you can afford to operate without it.
Because somewhere right now, moisture is infiltrating systems just like yours. And tomorrow morning, someone’s going to get a very expensive wake-up call.
Make sure it’s not you.
Extended Series® Breathers
Orange Silica Gel Variant
High airflow, long-lasting desiccant breathers with check-valve technology ideal for tank farms and large applications.
REACH compliant • Color Indication: Orange to White
MATERIALS & COMPONENTS:
- Housing: Nylon 6/6 30% Glass Filled, Polycarbonate, Polypropylene, Silicone
- Seals: EPDM
- Filter Media: Polyester, Polyurethane
- Hydrophilic Media: Silica Gel
CHEMICAL COMPATIBILITY:
Compatible with all mineral oils, most synthetic oils and diesel fuels.
COMPLIANCE:
All models are REACH compliant.
1PERFORMANCE SPECIFICATIONS:
| Product Code | DC-EX-1W | DC-EX-2W | DC-EX-3W | DC-EX-4W |
|---|---|---|---|---|
| Temperature Range | -20°F to 200°F (-29°C to 93°C) | |||
| Filter Efficiency | 3 μm absolute | |||
| Check Valve Cracking Pressure | .1 psi (.007 bar) | |||
| Amount of Desiccant | 1.1 lbs (502 g) | 2 lbs (921 g) | 3 lbs (1342 g) | 3.9 lbs (1759 g) |
| Water Adsorption Capacity (Maximum Water Retention) |
6 fl oz (180 ml) | 11 fl oz (340 ml) | 17 fl oz (490 ml) | 22 fl oz (640 ml) |
| Color Indication | Orange to White | |||
2APPLICATION SIZING RECOMMENDATIONS:
| Specification | DC-EX-1W | DC-EX-2W | DC-EX-3W | DC-EX-4W |
|---|---|---|---|---|
| Max. Airflow at ΔP 1 psi [.07 bar] | 27 cfm (765 l/min) | 26 cfm (736 l/min) | 25 cfm (708 l/min) | 24 cfm (680 l/min) |
| Max Reservoir Fluid Flow/Displacement | 202 gpm (765 l/min) | 195 gpm (736 l/min) | 187 gpm (708 l/min) | 180 gpm (680 l/min) |
| Gearbox, Pump & Storage Tank | 400 gal (1514 L) | 600 gal (2271 L) | 800 gal (3028 L) | 1000 gal (3785 L) |
| Hydraulic & Central Lube Reservoir | 100 gal (379 L) | 200 gal (757 L) | 300 gal (1136 L) | 400 gal (1514 L) |
1NOTE: Small variations in the manufacturing process can be common and will be within the allowable engineering tolerances. All above data is nominal and provided for information only and subject to change. All metric conversions are approximate.
2NOTE: This is intended as a general guideline for sizing only; other considerations, such as: humidity level, frequency of air flow, ambient temperatures, and chemical compatibility are very important in sizing a breather properly. Larger applications and special circumstances typically require the most thorough analysis. Please contact Des-Case for assistance in sizing a breather.
Typical Applications:
- Storage Tanks
- Wind Turbines
- Large Gearboxes
- Remote Applications
Typical Industries:
- Wind Energy
- Storage
- Pulp & Paper
- Mining
- Aviation
- Manufacturing
- Petrochemical
DIMENSIONS:
| Part Code | A (Inch / mm) | B (Inch / mm) | C (Inch / mm) |
|---|---|---|---|
| DC-EX-1W | 4.7 / 119 | 5.7 / 143 | 0.4 / 10 |
| DC-EX-2W | 6.4 / 163 | 5.7 / 143 | 0.4 / 10 |
| DC-EX-3W | 8.2 / 208 | 5.7 / 143 | 0.4 / 10 |
| DC-EX-4W | 10.0 / 254 | 5.7 / 143 | 0.4 / 10 |
Thread Size
1″ Female (FNPT)