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Reservoir Purge Valve

Part no. KN21200
item status Active
Product line Haldex
Reservoir Purge Valve
  • Automatically purges water and other contaminates from reservoirs when vehicle is placed into park.
  • Filter design protects valve from debris and is easy to service without removing the valve from the vehicle.
  • The purge function is not dependent on compressor cycle.
  • Maintains reservoir pressure for quick system recharge after park brakes are released.
  • Can be retro-fitted to existing equipment.
  • Operating temperature range:
    -40°F - 180°F (-40°C to 82°C).
  • Maximum system pressure: 150 PSI.
  • 3 Year/350,000 Mile Warranty
472 in stock
blobid0.png WARNING
Cancer and
Reproductive Harm

Technical specs

Port Size All Ports 3/8"
OEM Part Number N20976BC


Service Manual | Reservoir Purge Valve Quick Service Guide
English 2197 kB
Installation Guide | Reservoir Purge Valve (RPV)
English 821 kB
Tech. Information | Reservoir Purge Valve Technical Information
English 1873 kB


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