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303.02.0003-S Multi-circuit Protection Valve — WABCO

303.02.0003-S

Summary

This Multi-circuit Protection Valve is a critical component within the brake system of heavy commercial vehicles. It ensures proper pneumatic distribution and system safety, engineered for high-strength performance and long-term reliability in demanding industrial environments.

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Description

The Multi-circuit Protection Valve serves as a vital safety component within the pneumatic brake system of heavy commercial vehicles. Its primary function is to manage air pressure distribution across multiple circuits, ensuring that even if one circuit loses pressure, the remaining systems remain operational to maintain vehicle control and safety.

303.02.0003-S is the OE-equivalent of the WABCO 934 705 003 0 multi-circuit protection valve used in Mercedes Benz, DAF, Alexander Dennis, VDL, and other heavy vehicle systems. This high-strength component is essential for maintaining precise pressure regulation across various pneumatic lines in professional transport applications.

For workshop technicians and fleet managers, this part offers seamless integration into existing brake architectures. It is designed for precise fitment within systems requiring strict adherence to OEM specifications. Regular maintenance checks of the pneumatic connections and pressure levels are recommended to ensure optimal performance of the braking assembly.

This component is engineered to withstand heavy-duty service conditions, providing consistent reliability during long-haul operations and complex maneuvering tasks.

Technical Specifications

Sensor-

Other OEMs

Related Products

Vehicles Used

BrandModelEngine
ALEXANDER DENNIS
DAF
EVOBUS
IVECO
MERCEDES BENZ
SCANIA
SOLARIS
VDL
WABCO

FAQ

What are the compatible OEM numbers for this protection valve?
This part is compatible with OEM codes: ABA0034316206 S, 1519210 S, 151921 own S, 934 705 003 0, and 20266299 S.
Which vehicle makes use this multi-circuit protection valve?
It is designed for heavy commercial vehicles from brands such as Mercedes Benz, DAF, WABCO systems, VDL, and Alexander Dennis.
Is this part suitable for bus and heavy truck applications?
Yes, it is specifically engineered for the brake systems of heavy commercial vehicles including trucks and buses.
Does this part require a sensor for installation?
No, this specific model does not require a sensor as it functions as a mechanical pneumatic regulation component.
Can I use this as an equivalent for WABCO parts?
Yes, this product serves as a high-strength equivalent for the WABCO 934 705 003 0 multi-circuit protection valve.