HZN-120 DX Coil Air Handling Units AHU ceiling mounted direct evaporation coil units ideal for indoor air comfort in offices hotels and schools

The Holtop HZN-120 DX Coil Air Handling Unit is a ceiling-mounted direct expansion (DX) solution engineered for efficient indoor air comfort in commercial offices, hotels, schools, cinemas, and similar buildings. Combining advanced direct evaporation technology with flexible installation, it delivers precise temperature and humidity control while preserving valuable floor space.

• Integrated DX technology: Built on HOLTOP's core AHU technology, the DX (Direct Expansion) coil AHU combines the air handling unit with an outdoor condensing unit for a flexible, simple solution across all building areas.
• Space-saving ceiling design: Suspended ceiling installation frees up floor space and integrates cleanly into interior layouts without disrupting the overall design.
• Precise climate control: Advanced direct evaporation technology rapidly and accurately adjusts indoor temperature and humidity for consistent air comfort.
• Versatile applications: Suitable for malls, offices, cinemas, schools, hotels, and other commercial or institutional spaces.
• Energy-efficient operation: Energy-saving features significantly lower operating costs while maintaining excellent performance.
• Flexible indoor unit options: Both return-air and fresh-air indoor units are available, and the HFM outdoor unit works with either configuration to meet different customer requirements.

Holtop provides complete, scientific, and rigorous HVAC solutions for hospital projects, helping customers solve complex air handling challenges. Each project is analyzed in detail, and different hospitals receive tailored solutions matched to their specific needs.

Even where medical equipment and design specifications are identical, Holtop further develops exclusive solutions based on the site environment, equipment used, and actual operating conditions — ensuring reliable, optimized performance in every installation.

Combining HOLTOP's core AHU technology, the DX (Direct Expansion) coil AHU delivers both the air handling unit and the outdoor condensing unit as one integrated, flexible, and simple solution for buildings of all sizes — including malls, offices, cinemas, and schools.