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Featured Product

Filter HEF (Cabinet thermal  solutions)

Industrial Filter Fan Product Line

Delta high-efficiency filter (HEF) fans: high airflow filtration for modern industrial applications

Rated at IP54 and UL(NEMA) Type12, Delta HEF500 / HEF160 / HEF070 Series Industrial Filter Fans set a new bar in quality and system care.

Benefits of Delta High Efficiency Filter (HEF) Fans:
• Quick Installation and Tool-less Filter Maintenance
• Market Compatible Pin-to-Pin Cut-out Sizes
• Standard Rope Gasket Deployment
• High Air Pressure Output (up to 500 CFM)
• High Thermal Stability (Up to 100oC)
• Superb Moisture Resistance (Up to 100%)
• Impressive Dust Retention Capacity Up to 200 Pa (Filter mat-G3 up to 700 g/m2, G4 up to 750 g/m2)
• Filter Mat Quality Class G3/G4 and Fire Class F1 (DIN 53438)
• Safety Certifications Include UL 508 / Type12 Certification, IP54 Rating, and UV-resistance plastic standard

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Latest News


Delta Product Label Trademark Update 12/08/2021

Subsequent shipments of product labels, cartons, fan frames/pillow, and other accessories that contain Delta trademarks will be partially revised. Learn More...


EC Commercial Refrigerator Fans 11/15/2021

Delta-designed refrigerator fans with dedicated bearing systems operate in low-temperature environments of up to -40°F. Learn More...


New Ingress Protection 68 (IP68) Fan Series 05/12/2021

New Ingress Protection IP68 Fan Series: Durable Protection for Outdoor Applications. Delta’s IP68 Fan Series is built to last and perfect for outdoor applications and harsh industrial areas, such as telecom, industrial automation, and renewable energy. Learn More...


Meet New Delta Brushless DC Axial Fans: E Series Fans. 03/01/2021

New E Series: PFB-E and GFB-E
Delta's latest E series fans are designed for the next generation of server architectures and power modules. Learn More...


Delta high-efficiency filter (HEF) fans 09/01/2020

Delta high-efficiency filter (HEF) fans: high airflow filtration for modern industrial applications. Learn More...

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