Product Overview

STULZ CyberHandler

Air handling unit for data center cooling

The STULZ CyberHandler is a centralized precision cooling solution that is specially designed to free up space in the data center, allowing more room for IT equipment. The CyberHandler can be mounted on the roof or the exterior wall of the building.


  • Data centers



  • Modular design

  • Direct & Indirect free cooling available

  • Coil bypass for reducing the loss of air pressure under a low heat load

  • Flexible connections for return air, supply air and outside air ducts

  • Powder-coated aluminum panels – ensure air tightness, protect against reflected sunlight and temperature losses

  • Aluminum housing for corrosion protection and a low weight

  • Maximum energy efficiency for high circulating air and supply air temperatures (in accordance with ASHRAE 90.1)

  • STULZ E² controls – data center specific with user adjustable set-point envelope

Overview of Modules

Learn More

STULZ E2 Control and Monitoring

    • Designed specifically for precision control of mission critical environments
    • Multiple I/O capabilities for all major components to optimize control for energy savings
    • Supports universal BMS interface for remote monitoring (address readable) and remote control (address writable)
    • Capable of networking controllers in a workgroup (pLAN) to work as one (no BMS required)
    • Pre-engineered controls for economizers and evaporative cooling
    • Optional control panel with touchscreen

    Learn more



      • Designed for the precise requirements of data centers

      • Low installation costs (fewer units, installation outside the building)

      • Lower operation costs

      • Free cooling options: Direct Free Cooling

      • No maintenance work on air conditioning units inside the data center (safety, cleanliness, time saving)

      • Lower risk in the event of a leak, as the units are installed outdoors

      • Capacity can be selected from a large range

      • Designed for continuous operation all year round

      • Data center optimized STULZ E² controls with user adjustable set-point envelope

      • Made in the USA

      • Frees up space for additional IT equipment in the data center

      Energy Savings with Free Cooling

      Learn More

      Technical Data

      Direct Air Economizer with DX or CW
      kW124 - 459
      Airflow20,000 - 71,000 m³/h

      Technical Data subject to change without notice.




      Contact Sales

      Contact us

      Sales for All Products Areas in United States

      • STULZ Air Technology Systems, Inc.

        STULZ Air Technology Systems, Inc.

      To top