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303.04.0039 ECAS Solenoid Valve, Suspension

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303.04.0039 Compatible ECAS Solenoid Valve

303.04.0039

Summary

This ECAS solenoid valve is designed for heavy-duty suspension systems, operating at 20 BAR pressure. It features M22x1.5 VOSS ports and is compatible with WABCO systems to ensure precise electronic air suspension control in commercial vehicles. Equivalent to OE WABCO 4728800650.

Product identifiers
EAN Code8683457042674
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Compatible OEM Codes

  • WABCO
    • 472 880 065 0

Description

What does an ECAS solenoid valve do?

This solenoid valve plays a critical role in the electronic control of air suspension systems by regulating air flow to the bellows. Built with high-strength components, it ensures reliable operation under demanding heavy commercial vehicle conditions.

System compatibility and fitment

The component is designed for seamless integration with WABCO systems. It is engineered to meet strict technical requirements for modern electronic air suspension control, ensuring stability and precision during vehicle operation.

Technical specifications and installation

The unit features multiple M22x1.5 VOSS ports (Ports 11, 21, 22, 23, 26, and 27) and is rated for a maximum pressure of 20 BAR. The electrical connection utilizes a Bayonet DIN 72585 standard (A1-4.1-Sn/K2 / 24V series), facilitating reliable electrical interface and mounting.

Maintenance and troubleshooting

Technicians should inspect the electrical connection and port integrity during installation to prevent air leaks or signal interruptions in the suspension system.

OE cross-reference

303.04.0039 (ECAS Solenoid Valve) is the equivalent of the WABCO OE number. This part directly replaces WABCO OE number 4728800650.

Technical Specifications

Technical Specifications
Pressure20 BAR
Port 11M22x1,5 VOSS
Port 21M22x1,5 VOSS
Port 22M22x1,5 VOSS
Port 23M22x1,5 VOSS
Port 26M22x1,5 VOSS
Port 27M22x1,5 VOSS
Description-
Port 3-
SilencerOK
Electrical ConnectionBayonet DIN 72585 A1-4.1-Sn/K2 / 24V Bayonet DIN 72585 A1-4.2-Sn /K2 / 24V Bayonet DIN 72585 A1-3.6-Sn/K2 /24V

Other OEMs

WABCO

  • 4728800650
  • 472 880 065 0

Compatible Vehicles

Compatible Vehicles
BrandModelModel TypeEngine
WABCO

FAQ

What is the maximum operating pressure for this valve?
This ECAS solenoid valve is designed to operate effectively at a pressure of up to 20 BAR within the suspension system.
Which systems is this component compatible with?
This part is designed to be compatible with WABCO systems used in heavy commercial vehicle suspensions.
What type of electrical connection does it use?
The valve features a Bayonet DIN 72585 A1-4.1-Sn/K2 / 24V electrical connection for secure integration.
What are the port specifications for this unit?
The unit is equipped with multiple M22x1.5 VOSS ports (including ports 11, 21, 22, 23, 26, and 27) to accommodate standard pneumatic connections.
What are the OE reference numbers of this part?
303.04.0039 directly replaces WABCO OE number 4728800650.