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303.05.0030 Trailer Control Valve, Brake System
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303.05.0030 Trailer Control Valve for DAF and Scania

303.05.0030

Summary

This heavy-duty trailer control valve is engineered for air brake systems in heavy commercial vehicles. Featuring M16x1.5 port connections, it ensures precise pneumatic regulation for Scania, DAF, and Iveco trucks and tractor units. Equivalent to OE DAF 654553, Iveco 61597938 and Krone 5058207020.

Product identifiers
EAN Code8683457010031
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Compatible OEM Codes

  • WABCO
    • 973 002 620 0
  • SCANIA
    • 2090301
  • RENAULT TRUCKS
    • 5010046034
  • NOOTEBOOM
    • 4014238
  • KRONE
    • 5058207020
  • IVECO
    • 61597938
  • DAF
    • 654553

Description

What does a trailer control valve do?

This trailer control valve plays a critical role in the air brake system of heavy commercial vehicles by regulating air pressure within the tractor-trailer brake line. Built with high-strength components, it manages the pneumatic balance required for reliable braking performance during heavy-duty operations.

Compatible vehicles and brands

This component is compatible with DAF, Iveco, Krone, Nooteboom, Renault Trucks, and Scania vehicles. It is designed to function within pneumatic systems similar to those used by WABCO brands to ensure seamless integration into the existing braking circuit.

Installation and maintenance

Installation requires careful attention to the M16x1.5 port specifications to ensure a secure pneumatic seal. Technicians should inspect all connection points during installation to prevent pressure drops in the air brake line and verify that the valve is correctly seated within the assembly.

Troubleshooting and selection

Regular inspection of the valve body and connection ports can help prevent leaks and ensure consistent braking response across the vehicle combination. Check the compatibility list for precise fitment verification.

OE cross-reference

303.05.0030 (Trailer Control Valve) is the equivalent of the DAF, Iveco, Krone, Nooteboom, Renault Trucks, Scania and WABCO OE numbers. This part directly replaces DAF OE number 654553. It also replaces Iveco OE number 61597938, Krone OE number 5058207020, Nooteboom OE number 4014238, Renault Trucks OE number 5010046034, Scania OE number 2090301 and WABCO OE number 9730026200.

Technical Specifications

Technical Specifications
Port 12M16x1,5
Port 22M16x1,5
Port 11M16x1,5
Port 41M16x1,5
Port 42M16x1,5
Port 43M16x1,5

Other OEMs

DAF

  • 654553

IVECO

  • 61597938

KRONE

  • 5058207020

NOOTEBOOM

  • 4014238

RENAULT TRUCKS

  • 5010046034

SCANIA

  • 2090301

WABCO

  • 9730026200
  • 973 002 620 0

Related Products

Repair Kits

Compatible Vehicles

Compatible Vehicles
BrandModelModel TypeEngine
DAF
IVECO
KRONE
NOOTEBOOM
RENAULT TRUCKS
SCANIA
WABCO

FAQ

What is the function of this trailer control valve?
It regulates air pressure delivered to the trailer based on braking input, ensuring stable pneumatic performance in heavy commercial vehicles.
Which vehicle makes are compatible with this part?
This valve is compatible with DAF, Iveco, Krone, Nooteboom, Renault Trucks, and Scania heavy commercial vehicles.
What are the connection specifications for this valve?
The component features several M16x1.5 ports to facilitate secure pneumatic connections within the air brake system.
How can I ensure correct fitment for my truck?
Technicians should verify compatibility by checking the vehicle's chassis number or comparing the part against original system requirements.
What are the OE reference numbers of this part?
303.05.0030 directly replaces DAF OE number 654553. It also replaces Iveco OE number 61597938, Krone OE number 5058207020, Nooteboom OE number 4014238, Renault Trucks OE number 5010046034, Scania OE number 2090301 and WABCO OE number 9730026200.