Valve-Relay RKN28055

Wabco
Part# RKN28055
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Four-port relay valve for pneumatic brake signal amplification and distribution.
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Extended Lead Time
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Description

The WABCO 4-Port Air Brake Relay Valve (RKN28055) serves as a pneumatic signal amplifier and distribution node within air brake systems. It converts low-volume control signals into higher-volume outputs to operate multiple brake circuits efficiently. This relay valve supports centralized control and sequencing of service, parking, and trailer brake functions in commercial vehicle pneumatic architectures.

Key Specifications

  • Application: Air brake systems, pneumatic control
  • Function: Amplifies and distributes control air signals
  • Compatibility: Heavy-duty trucks, trailers, commercial vehicles
  • Construction: Metal body, precision-machined ports
  • Features: Four ports, signal amplification, sequencing capability
  • Quality: OEM WABCO part

Shipping Info

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More Information

Current Part# RKN28055
Part# variations WAB RKN28055,
WABRKN28055
Manufacturer Wabco
Warranty Standard Manufactures