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303.04.0049 ECAS Solenoid Valve, Suspension

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303.04.0049 Compatible ECAS Solenoid Valve

303.04.0049

Summary

This ECAS solenoid valve is engineered for heavy commercial vehicle suspension control. It features high-strength components, a 20 BAR pressure rating, and M22x1,5 VOSS port connections to ensure reliable operation within WABCO systems. Equivalent to OE WABCO 4728801050.

Product identifiers
EAN Code8683457042773
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Compatible OEM Codes

  • WABCO
    • 472 880 105 0

Description

What does an ECAS solenoid valve do?

This solenoid valve plays a critical role in the electronic control air suspension system by managing pneumatic flow to adjust vehicle height and stability. Built with heavy-duty grade materials, it ensures precise response under demanding operational conditions.

Compatibility and application

This component is designed for compatibility with WABCO systems and is frequently utilized in heavy commercial vehicle suspension architectures. The valve maintains high performance across various heavy-duty service environments.

Installation and technical specifications

Installation requires attention to the electrical connection, which utilizes a 24V Bayonet DIN 72585 specification. The unit features M22x1,5 VOSS ports (Ports 11, 21, 22, 23, 26, and 27) and includes a silencer for optimal pneumatic regulation. Check the compatibility list.

Maintenance and troubleshooting

Regular inspection of the electrical bayonet connections and pneumatic ports can prevent system leaks or electrical faults in the suspension control unit.

OE cross-reference

303.04.0049 (ECAS Solenoid Valve) is the equivalent of the WABCO OE number. This part directly replaces WABCO OE number 4728801050.

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

Other OEMs

WABCO

  • 4728801050
  • 472 880 105 0

Related Products

Repair Kits

Compatible Vehicles

Compatible Vehicles
BrandModelModel TypeEngine
WABCO

FAQ

What is the function of this ECAS solenoid valve?
It manages the pneumatic air flow within the electronic control air suspension system to regulate vehicle height and stability.
What are the electrical requirements for this component?
The unit operates on a 24V system using a Bayonet DIN 72585 A1-4.1-Sn/ K2 or A1-4.2-Sn/K2 connection.
What is the maximum operating pressure?
This solenoid valve is rated for a maximum operating pressure of 20 BAR.
Which port sizes are used on this valve?
The valve is equipped with multiple M22x1,5 VOSS ports (including ports 11, 21, 22, 23, 26, and 27).
What are the OE reference numbers of this part?
303.04.0049 directly replaces WABCO OE number 4728801050.