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301.03.0054 Compatible Air Dryer Valve

301.03.0054

Summary

This 24V air dryer valve is engineered for heavy-duty brake systems, featuring M22x1.5 and M12x1.5 port configurations. Designed for high-pressure stability up to 12.5 BAR, it ensures reliable moisture management and system protection in heavy commercial vehicles. Compatible with Knorr-Bremse systems. Equivalent to OE Knorr-Bremse II31476.

Product identifiers
EAN Code8699031080178
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Compatible OEM Codes

  • KNORR-BREMSE
    • LA 8255
    • K022753
    • II31476N50
    • II31476N04
    • II31476

Description

This air dryer valve plays a critical role in maintaining the health and safety of the pneumatic brake system. By managing moisture and contaminants, it protects vital components from corrosion and prevents freezing during operation, which maintains consistent braking performance for heavy commercial vehicles.

This component is designed to work within complex pneumatic circuits, specifically engineered for 24 V electrical systems and compatible with Knorr-Bremse systems. It features specialized port sizes including M22x1.5 and M12x1.5 to ensure secure integration within the air brake assembly.

Maintenance technicians should verify the integrity of all connections at the M22x1.5 and M12x1.5 ports during routine inspections. Given its 12.5 BAR pressure rating, ensuring proper installation is essential to prevent leaks and maintain the efficiency of the entire pneumatic circuit.

Check the compatibility list.

OE cross-reference

301.03.0054 (Air Dryer Valve Air Dryer Valves) is the equivalent of the Knorr-Bremse OE numbers. This part directly replaces Knorr-Bremse OE numbers II31476, II31476N04, II31476N50, K022753, LA8255.

Technical Specifications

Technical Specifications
Heater24 V
Port 1M22x1,5
Port 21M22x1,5
Pressure12,5 BAR
Port 22M12x1,5
Port 4/23M12x1,5

Other OEMs

KNORR-BREMSE

  • LA8255
  • LA 8255
  • K022753
  • II31476N50
  • II31476N04
  • II31476

Related Products

Compatible Vehicles

Compatible Vehicles
BrandModelModel TypeEngine
KNORR-BREMSE

FAQ

What is the primary function of this air dryer valve?
The valve is essential for removing moisture and contaminants from the air brake system, preventing corrosion and freeze-up in heavy commercial vehicle components.
What are the electrical and pressure specifications?
This unit operates on a 24 V electrical system and is designed to function reliably at a pressure of up to 12.5 BAR.
Which port sizes are used on this component?
The valve is equipped with M22x1.5 ports (Port 1 and Port 21) and M12x1.5 ports (Port 22 and Port 4/23) to ensure proper fitment.
Is this component compatible with Knorr-Bremse systems?
Yes, this air dryer valve is designed to be compatible with Knorr-Bremse systems for heavy commercial vehicle applications.
What are the OE reference numbers of this part?
301.03.0054 directly replaces Knorr-Bremse OE numbers II31476, II31476N04, II31476N50, K022753, LA8255.