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301.03.0043 Air Dryer Valve, Brake System

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301.03.0043 Compatible Air Dryer Valve for DAF

301.03.0043

Summary

This 24 V air dryer valve is designed for heavy commercial vehicle brake systems. It features M22x1.5 and M16x1.5 VOSS ports and operates at a pressure of 9.8 BAR, ensuring reliable moisture management for DAF vehicles. Equivalent to OE DAF 1314779 and Knorr-Bremse II19375N50.

Product identifiers
EAN Code8699031080062
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Compatible OEM Codes

  • KNORR-BREMSE
    • LA 8263
    • II33929
    • II19375N50
  • DAF
    • 1314779

Description

This air dryer valve plays a critical role in the pneumatic brake system by managing air pressure and preventing moisture buildup. By regulating airflow, it helps protect downstream components from corrosion and freezing, ensuring consistent braking performance for heavy commercial vehicles.

This component is specifically designed to be compatible with DAF trucks. It integrates seamlessly with existing pneumatic lines through its M22x1.5 VOSS and M16x1.5 VOSS ports, maintaining the integrity of the air brake circuit.

For proper installation, technicians should verify that the 24 V electrical connection is secure and that all port connections are tightened to specification. Regular inspection of the valve helps prevent air leaks and ensures the system maintains its 9.8 BAR operating pressure.

Consult your authorized distributor.

OE cross-reference

301.03.0043 (Air Dryer Valve Air Dryer Valves) is the equivalent of the DAF and Knorr-Bremse OE numbers. This part directly replaces DAF OE number 1314779. It also replaces Knorr-Bremse OE numbers II19375N50, II33929, LA8263.

Technical Specifications

Technical Specifications
Heater24 V
Port 1M22x1,5 VOSS
Port 21M22x1,5 VOSS
Pressure9,8 BAR
Port 22M16x1,5 VOSS
Port 4/23M12x1,5 VOSS

Other OEMs

DAF

  • 1314779

KNORR-BREMSE

  • LA8263
  • LA 8263
  • II33929
  • II19375N50

Related Products

Repair Kits

Compatible Vehicles

Compatible Vehicles
BrandModelModel TypeEngine
DAF
KNORR-BREMSE

FAQ

What is the function of this air dryer valve?
It regulates air pressure and removes contaminants from the pneumatic system to protect the vehicle's brake components from moisture and corrosion.
Which vehicle brands is this part compatible with?
This component is compatible with DAF vehicles and functions within systems designed by Knorr-Bremse.
What are the technical specifications of this valve?
The unit operates at 9.8 BAR, uses a 24 V heater, and features M22x1.5 VOSS, M16x1.5 VOSS, and M12x1.5 VOSS ports.
How can I identify if the air dryer valve needs replacement?
Technicians should look for signs of excessive moisture in the air lines, frequent purging, or pressure drops in the braking system.
What are the OE reference numbers of this part?
301.03.0043 directly replaces DAF OE number 1314779. It also replaces Knorr-Bremse OE numbers II19375N50, II33929, LA8263.