Skip to content
301.03.0022 Air Dryer Valve, Brake System

1755 Views Updated

301.03.0022 Air Dryer Valve Compatible with Knorr-Bremse

301.03.0022

Summary

This air dryer valve is designed for heavy commercial vehicle air brake systems, featuring a 24 V heater and specific port configurations including M22x1.5 and M12x1.5. It ensures efficient moisture removal to protect pneumatic components in heavy-duty applications. Equivalent to OE Knorr-Bremse II30181.

Product identifiers
EAN Code8699031079851
Ready to Order
Get Information
Share
WhatsApp Facebook X LinkedIn

Compatible OEM Codes

  • KNORR-BREMSE
    • LA 8227
    • II30181N50
    • II30181AT
    • II30181

Description

What does an air dryer valve do?

This air dryer valve plays a critical role in maintaining the integrity of the pneumatic braking system by managing air quality. By effectively separating moisture and contaminants from the compressed air stream, it prevents corrosion and freezing within the lines, ensuring consistent braking performance for heavy commercial vehicles.

Compatibility and technical specifications

The component is engineered for compatibility with Knorr-Bremse systems. It features a 24 V heater to prevent moisture buildup in cold climates and utilizes M22x1.5 and M12x1.5 port sizes to ensure a precise fit within the existing air circuit.

Installation and maintenance guidance

For professional workshop technicians, regular inspection of the valve ports and heater functionality is essential to prevent system failures. Ensuring all connections, such as the M22x1.5 and M12x1.5 ports, are properly seated will maintain optimal pressure levels during operation.

System reliability

Maintaining high standards in air treatment helps extend the service life of the entire pneumatic system. Consult your authorized distributor to ensure this component meets your specific technical requirements.

OE cross-reference

301.03.0022 (Air Dryer Valve Air Dryer Valves) is the equivalent of the Knorr-Bremse OE numbers. This part directly replaces Knorr-Bremse OE numbers II30181, II30181AT, II30181N50, LA8227.

Technical Specifications

Technical Specifications
Heater24 V
Port 1M22x1,5
Port 21M22x1,5
Pressure10 BAR
Port 22M12x1,5
Port 4/23M12x1,5

Other OEMs

KNORR-BREMSE

  • LA8227
  • LA 8227
  • II30181N50
  • II30181AT
  • II30181

Related Products

Repair Kits

Compatible Vehicles

Compatible Vehicles
BrandModelModel TypeEngine
KNORR-BREMSE

FAQ

What is the function of an air dryer valve?
An air dryer valve is vital for removing moisture and contaminants from compressed air, protecting the brake system from corrosion and freezing.
What are the electrical requirements for this valve?
This specific model is equipped with a 24 V heater to ensure reliable operation in varying temperature conditions.
Which port sizes are used on this component?
The valve features M22x1.5 ports (Port 1 and Port 21) and M12x1.5 ports (Port 22 and Port 4/23) for standard pneumatic connections.
Is this component suitable for heavy commercial vehicles?
Yes, it is designed for heavy commercial vehicle pneumatic systems to maintain consistent pressure and safety.
What are the OE reference numbers of this part?
301.03.0022 directly replaces Knorr-Bremse OE numbers II30181, II30181AT, II30181N50, LA8227.