PWD 5402/5302 3.4/2.2kW

Air/water heat exchangers 3400 W / 2150 W
  • robust steel cover, easily paintable
  • water circuit pressure-tested to 30 bar
  • surface seal to protect against the penetration of water via the roof surface of the control cabinet
  • simple temperature control with integrated thermostat and solenoid valve
  • 10 bar maximum operating pressure

top mounting

protection system

temperature alarm

temperature control

Technical data

DataPWD 5402PWD 5302
Rated voltage ±10 %50/60 Hz AC
230 V
Cooling capacity at 400 l/hW10/A353400 W2150 W
Ambient temperature+1 … +70 °C / +34 … +158 °F
Water outlet temperature+1 … +35 °C / +34 … +95 °F
Degrees of protection
according to EN 60529
IP 55towards the electrical enclosure
if used as intended by the manufacturer

Further technical details and dimensions can be found in the download section on this page under product sheet.


Description Type Size
CE DECLARATION pdf 44 KB Download
Manual PWx pdf 1.5 MB Download
Description Language Type Size Download

Product sheet

  • English
pdf 870 KB Download

3D-model 5302 (STEP)

  • English
zip 650 KB Download

3D-model 5402 (STEP)

  • English
zip 1.8 MB Download

EAC certificate

  • Russian
pdf 1.7 MB Download

Further software tools for digital product integration into your planning and documentation (such as Eplan macros) can be found at MyPfannenberg.

Ordering details

Ordering detailsPWD 5402PWD 5302
Rated voltage230 V AC
Article number1206541005512065310055

Article numbers for other types on request.

Product Benefits

  1. 1

    Process reliability

    • High airflow rate and cooling capacity.
    • The heat load will not be transferred to the ambient air.
    • Integrated temperature monitoring with alarm contact.

  2. 2

    Surface seal

    to protect against the penetration of water via the roof surface of the control cabinet.

  3. 3

    Service and mounting friendly

    • Compact design.
    • Seal requires no elaborate reworking of the mounting cut-out.
    • Maintenance-free.

  4. 4

    Water circuit

    • Pressure-tested to 30 bar.
    • 10 bar maximum operating pressure.

  5. 5


    • System-compatible with chillers.
    • Can be integrated in existing cooling circuits.
    • Integrated thermostat and solenoid valve for energyefficient temperature control.

  6. 6

    High resilience

    • Very high IP protection.
    • Usable under aggressive environmental conditions.
    • Independent from the ambient temperature at the place of installation.