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KZ642 KNORR-BREMSE Twin Cylinder, Air Compressor

1400 040 002

Summary

●Cylinder Bore: Ø75.00 ●Stroke: 50 mm ●Swept Volume: 440cm³ ●Number of Cylinders: 2 ●Through Drive: ✓ ●Air Unloader Port: M12x1,5 ●Water (W) or Air (A) Cooled: W ●Water Inlet Port: M18x1,5 ●Water Outlet Port: M18x1,5 ●With ESS Feature: ✓ ●Water Cooled Valve Plate: ✓ ●Weight: 22,5 KG

EAN Code8699031049069
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Description

This heavy-duty twin cylinder air compressor is engineered to provide consistent pneumatic pressure within the air brake system. Designed with a robust structure, the component ensures reliable performance in demanding heavy commercial vehicle environments, maintaining high-strength output under standard operating conditions.

KZ642 is the OE-equivalent KNORR-BREMSE twin cylinder air compressor used in KNORR-BREMSE systems. This high-performance component is specifically designed to meet strict technical requirements for precision and durability. The unit features a water-cooled valve plate and optimized ports for efficient integration into existing pneumatic architectures.

Workshop technicians can rely on the precise dimensions and specifications of this part for seamless installation. The unit includes an M12x1,5 air unloader port and M18x1,5 water inlet/outlet ports to ensure compatibility with standard heavy-duty assembly interfaces. Regular maintenance of the cooling system and checking connection points is recommended to ensure optimal service life.

Designed for professional workshop applications, this compressor provides stable air production through its dual-cylinder mechanism. It is built to withstand the thermal stresses of heavy commercial vehicle engine compartments while maintaining peak efficiency.

Technical Specifications

Cylinder BoreØ75.00
Stroke50 mm
Swept Volume440cm³
Number of Cylinders2
Through DriveOK
Air Unloader PortM12x1,5
Water (W) or Air (A) CooledW
Water Inlet PortM18x1,5
Water Outlet PortM18x1,5
With ESS FeatureOK
Water Cooled Valve PlateOK
Weight22,5 KG

Other OEMs

KNORR-BREMSE

  • 1189106
  • KZ642
  • KZ642/2RM
  • KZ642/2X50

SCANIA

  • 10571185
  • 1300366
  • 1348919
  • 394441

Related Products

Vehicles Used

BrandModelEngine
KNORR-BREMSE
SCANIA

FAQ

What are the technical specifications for the KZ642 compressor?
The KZ642 features a Ø75.00 cylinder bore, 50 mm stroke, and a 440cm³ swept volume with 2 cylinders.
Is this part compatible with KNORR-BREMSE systems?
Yes, this product is an OE-equivalent designed specifically for KNORR-BREMSE compatible systems.
Does this unit feature water cooling?
Yes, it is a water-cooled (W) system featuring a water-cooled valve plate and M18x1,5 ports.
What is the weight of the KZ642 air compressor?
The total weight of the unit is 22,5 KG, ensuring stability during installation.
Which OEM code does this product replace?
This product is the direct OE equivalent for the KNORR-BREMSE code KZ642.