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Investors Relations & Haldex information

Emergency Relay Valve

Part no. KN30300
item status Active
Product line Haldex
Emergency Relay Valve , Suitable for pre-121 trailers, converter dollies, or exempt trailers., Approximate Weight 3 lbs.


  1. Repair Kit use part number RN10HL.
40 standard packs in stock
blobid0.png WARNING
Cancer and
Reproductive Harm

Technical specs

Service Inlet 1/4"
Emergency Inlet 1/4"
Delivery (4) 1/4"
Auxiliary Reservoir Plugged
Reservoir 3/4" with Nipple
Crack Pressure 3.0 PSI
Remarks Charging
OEM Part Number N4301AA
Approximate Weight 3 lbs.


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