Emergency Relay Valve (4 Port)
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Emergency Relay Valve (4 Port)
Four-Port Emergency Relay Valves
- Suitable for pre-121 trailers, converter dollies, or exempt trailers.
- KN30100 has automatic bleed down feature.
- Repair Kit use part number RN10HL.
- KN30100 and KN30100X has 3/8"-18 auxiliary reservoir port on bottom of valve drilled and tapped for use in air hydraulic systems. Do not use them to control spring brakes.
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