Represents the consequent improvement of the well established WITT BDP for automatic oil return in refrigerant systems. The internal function unit as well as the check valve in the outlet connection were optimised.


  • Maintenance-free
  • Internal damping allows use of hot gas at high pressure
  • G1/4" connection, e.g. for measurement of the oil level
  • Easy installation
  • Flexible positioning of connections
  • G1" fill connection of proven BDP
  • Less sensitive towards contamination
  • Possibility to disassemble the BDP2 for cleaning or adoption to changing system requirements
  • Design pressure of 40 bar

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