Rear Door Heat Exchanger
Active Flow
feature guide
The RDHx up close
Click the highlighted points to explore the RDHx Active Flow, from the distributed pump and EC fans to the sensors and pipe connections. Each feature explains how it works and why it matters for performance, uptime and service. Take a closer look at how our Rear Door Heat Exchanger is built. Click through the feature guide to see the key components and how each one contributes to cooling your rack.
Product Overview
- Lower energy use and improved PUE.
- High uptime with built-in redundancy.
- Scalable design grow rack-by-rack.
- RDHx up to 160 kW per rack.
- Suitable for any rack multiple heights (42–52U) and widths (600–800 mm).
- Maximum energy efficiency with distributed pumping and high water temperature ranges.
- Reliable uptime with built-in redundancy (fans, sensors, power).
- Hot-swappable EC fans for uninterrupted operation.
- BMS-ready with SNMP and MODBUS TCP integration.
- Modular CDU and pump configurations for flexible deployments.
- Cooling capacity: 40–160 kW per rack.
- Airflow: 5,500–10,000 m³/h.
- Fluid flow: 1.6–6.0 m³/h with 29–104 kPa pressure drop.
- Power consumption: 300 W nominal / 1,12
Download datasheet

Explore our range of Rear Door Heat Exchangers.
Each datasheet provides a detailed overview of cooling capacity, operating temperature ranges, hydraulic characteristics, and integration requirements enabling accurate evaluation of rack-level performance.
- Delta 6
- Søften
- 8382 Hinnerup
- Denmark
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