Schulz Heavy Duty 450 Non Cycling Refrigerated Air Dryers 972.0531-0

Schulz High-Capacity Air Dryer – 450 CFM, R22 Refrigerant, 230V, Single Phase

The Schulz 450 CFM Refrigerated Air Dryer is purpose-built to handle demanding industrial applications with high inlet temperatures and variable ambient conditions. With a consistent 3°C dew point, this unit ensures your compressed air remains dry and safe—even under the most critical operating environments.

Featuring an integrated air precooling system, the dryer improves the overall efficiency of your compressor while lowering energy costs. Its tropicalized design allows reliable performance in regions with wide temperature swings, eliminating the need for external aftercoolers or oversized dryers.

⚙️ Key Features:

• 3°C Dew Point – Maintains low dew point in tough conditions

• Air Precooling System – Boosts compressor efficiency and cuts energy use

• Low Pressure Drop Design – Optimized for system efficiency

• Tropicalized Construction – Built to handle high inlet and ambient temps

📐 Specifications:

• Flow Rate: 450 CFM

• Max Pressure: 218 PSI

• Connection: 2-1/2" NPT-F (air) | 2" BSP (optional)

• Voltage: 230V

• Phase: Single

• Frequency: 60 Hz

• Refrigerant: R22

• Dimensions (L x H x W): 33.5” x 63.5” x 29.65”

• Weight: 510 lbs

🧰 Recommended Filters:

• Pre-Filter (1 Micron): Model #007.0285-0 | NPT: 2-1/2"

• After-Filter (0.01 Micron): Model #007.0286-0 | NPT: 2-1/2"

✅ Ideal For:

• Industrial operations with piston compressors

• Applications with high inlet or ambient temperature

• Space-saving solutions that eliminate the need for separate aftercoolers

The Schulz 450 CFM High-Capacity Dryer combines performance, efficiency, and ease of integration—making it the smart choice for clean, dry compressed air in any environment.

Performance Specifications:

Documents and guides: 

• Technical Documents