301.03.0034 Complete, Air Dryer Valve
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301.03.0034 KNORR-BREMSE Complete, Air Dryer Valve

301.03.0034

Summary

●Heater: 24 V ●Port 1: M22x1,5 ●Port 21: M22x1,5 ●Pressure: 9,5 BAR ●Port 22: M12x1,5 ●Port 4/23: M12x1,5

EAN Code8699031079974
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Description

The heavy-duty grade materials used in this component ensure reliable air filtration and pressure regulation within the braking system. Designed for high-strength performance, this complete air dryer valve maintains consistent pneumatic integrity under rigorous operational demands.

301.03.0034 is the OE-equivalent of the KNORR-BREMSE II30651, II30651N00, II30651N50, and LA 8243, as well as the IVECO 42109791 air dryer valve used in heavy commercial vehicle systems. This unit is engineered to meet strict compatibility standards for IVECO and KNORR-BREMSE hardware.

For workshop technicians performing maintenance on pneumatic brake systems, this part offers a precise fit with specific port configurations including M22x1,5 and M12x1,5 connections. It is essential to verify the 24V heater requirement and the 9,5 BAR pressure specification during installation to ensure optimal system function and service longevity.

Technical Specifications

Heater24 V
Port 1M22x1,5
Port 21M22x1,5
Pressure9,5 BAR
Port 22M12x1,5
Port 4/23M12x1,5

Other OEMs

IVECO

  • 42109791

KNORR-BREMSE

  • II30651
  • II30651N00
  • II30651N50
  • LA 8243
  • LA8243

Related Products

Repair Kits

Vehicles Used

BrandModelEngine
IVECO
KNORR-BREMSE

FAQ

What are the compatible OEM numbers for this air dryer valve?
This part is compatible with IVECO 42109791 and KNORR-BREMSE codes II30651, II30651N00, II30651N50, and LA 8243.
Does this component support a 24V electrical system?
Yes, this complete air dryer valve is equipped with a 24 V heater for consistent performance in heavy commercial vehicles.
What are the port specifications for installation?
The unit features Port 1 (M22x1,5), Port 21 (M22x1,5), Port 22 (M12x1,5), and Port 4/23 (M12x1,5) for precise assembly.
Is this part suitable for heavy-duty truck braking systems?
Yes, it is designed with high-strength components to function reliably within the pneumatic brake systems of heavy commercial vehicles.
What is the operating pressure for this unit?
The specified operating pressure for this complete air dryer valve is 9,5 BAR.