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301.03.0041 KNORR-BREMSE Complete, Air Dryer Valve

301.03.0041

Summary

●Heater: 24 V ●Port 1: M22x1,5 ●Port 21: M22x1,5 ●Pressure: 10 BAR ●Port 22: M12x1,5 ●Port 4/23: M12x1,5

EAN Code8699031080048
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Compatible OEM Codes

  • KNORR-BREMSE LA 8256 II31477N50 II31477

Description

The air brake system requires reliable components to maintain optimal pneumatic pressure and moisture control. This high-strength component is designed to ensure the continuous efficiency of the braking circuit in heavy commercial vehicles.

The 301.03.0041 is the OE equivalent of the KNORR-BREMSE II31477, II31477N50, and LA8256 used in KNORR-BREMSE systems. It features a 24 V heater and specific port configurations including M22x1,5 and M12x1,5 to ensure precise fitment and performance within the pneumatic system.

Designed for professional workshop technicians and fleet managers, this part meets rigorous technical standards for durability under high-pressure conditions (up to 10 BAR). It is essential for maintaining the integrity of the air dryer function during long-haul operations.

When performing maintenance or system overhauls, ensure that the port sizes and electrical specifications match your existing hardware to prevent system downtime. Consult your authorized distributor for further technical assistance.

Technical Specifications

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

Other OEMs

KNORR-BREMSE

  • LA8256
  • LA 8256
  • II31477N50
  • II31477

Related Products

Vehicles Used

BrandModelModel TypeEngine
KNORR-BREMSE

FAQ

What are the compatible OEM references for this part?
This product is compatible with the following OEM references: II31477, II31477N50, and LA8256.
What are the technical specifications regarding ports and pressure?
The unit operates at a pressure of 10 BAR and features Port 1 (M22x1,5), Port 21 (M22x1,5), Port 22 (M12x1,5), and Port 4/23 (M12x1,5).
Does this component require a specific voltage?
Yes, this complete air dryer valve is designed for systems requiring a 24 V heater.
Is this part suitable for heavy commercial vehicle brake systems?
Yes, it is specifically designed for heavy commercial vehicle pneumatic brake systems to ensure moisture control and pressure stability.
How can I identify if this is the correct replacement?
Verify the port dimensions (M22x1,5 and M12x1,5) and the 24 V electrical requirement against your existing KNORR-BREMSE system components.