Air Processing Unit

The ProVia Air Processing Unit (APU) is a two-part system comprising a ProVia air dryer and a ProVia multi-circuit protection valve. It will dry and clean air supplied by the compressor, adjust pressure for the respective load circuits and provide overload protection.

The ProVia APU offers significantly better performance than budget brand competitors, and a longer operating life that greatly reduces maintenance downtime.



  • Engineered by European aftermarket specialists, created exclusively for the requirements of aftermarket customers.
  • Universal design covering multiple OE parts. Utilises the same position and installation method as OE components. Compatible with a wide range of OEM trucks and off-highway vehicles in heavy, medium and light-duty markets.
  • Optimised and economical two-part system consisting of ProVia Air Dryer and ProVia Multiple Circuit Protection Valve
  • Available with optional ProVia heater.

Key Features

  • Secures the pressure of the individual load circuits relative to each other and relative to atmospheric pressure.
  • In cases of circuit failure, will maintain pressure in the other circuits at the prescribed level. Subsequent operation of the system will allow pressurize circuits to be refilled to the opening pressure of the failed circuit.
  • Longer life component with significantly better drying performance and reliability when tested against other budget brands.

Standards & Quality

  • Max. operating pressure ≤13 bar.
  • Thermal operating range -40 °C to 80 °C.


  • Longer life for less maintenance downtime versus other budget brands.
  • Compatible with a wide range of trucks and buses across heavy, medium and light duty applications
  • Competitive prices with no compromises on safety.

Benefits Comparison

Air Processing Unit | Cross References

ProVia part number OE Brand OE part number
PRO 100 100 0 DAF 1505230
PRO 100 100 0 DAIMLER A0014316415
PRO 100 100 0 DAIMLER A0014316515
PRO 100 100 0 DAIMLER A0014316815
PRO 100 100 0 DAIMLER A0014317815
PRO 100 100 0 DAIMLER A0014317915
PRO 100 100 0 DAIMLER A0014318215
PRO 100 100 0 DAIMLER/ EVOBUS A0024310415
PRO 100 100 0 DAIMLER/ EVOBUS A0024310515
PRO 100 100 0 DAIMLER/ EVOBUS A0024310615
PRO 100 100 0 DAIMLER/ EVOBUS A0024310715
PRO 100 100 0 DAIMLER/ EVOBUS A0014318115
PRO 007 007 0 DAIMLER/ EVOBUS A0024311515
PRO 007 010 0 DAIMLER/ EVOBUS A0024313815
PRO 007 010 0 EVOBUS 1935482
PRO 100 100 0 FORD 6C462A131AA
PRO 100 100 0 KNORR II35530
PRO 100 100 0 KNORR II35530170
PRO 100 100 0 KNORR II35531
PRO 100 100 0 KNORR II38310F
PRO 100 100 0 KNORR II38310F170
PRO 100 100 0 KNORR II38310FN00 (IAM)
PRO 100 100 0 KNORR II38311F
PRO 100 100 0 KNORR II38311F170
PRO 100 100 0 RENAULT TRUCKS 5021171136
PRO 100 100 0 RENAULT TRUCKS 5021175244
PRO 100 100 0 SCANIA 1935483


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The document is provided for informative purposes only, and the provision shall not be construed as a warranty or guarantee regarding the accuracy, adequacy, completeness, timeliness or usefulness of the data or information or the characteristics of a product.

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