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II38779 KNORR-BREMSE Twin Cylinder, Air Compressor

1300 090 008

Summary

●Cylinder Bore: Ø88.00 ●Stroke: 50 mm ●Swept Volume: 608cm³ ●Air Inlet Port: Ø29 ●Air Outlet Port: M26x1,5 ●Number of Cylinders: 2 ●Through Drive: OK ●Air Unloader Port: M22x1,5 ●Water (W) or Air (A) Cooled: W ●Water Inlet Port: M16x1,5 ●Water Outlet Port: M16x1,5 ●With ESS Feature: OK ●Weight: 22,5 KG

EAN Code8699031049939
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Description

This twin cylinder air compressor is a vital component for the pneumatic air brake system, ensuring consistent pressure and reliable operation within the heavy commercial vehicle engine environment. Designed with high-strength components, it provides essential air compression for heavy-duty cycles and long-term durability in demanding service conditions.

II38779 is the OE-equivalent of the KNORR-BREMSE II38779 twin cylinder air compressor used in KNORR-BREMSE systems. This part is engineered to meet strict technical standards for precision and reliability. The assembly is specifically designed for heavy commercial vehicle applications where high-performance air compression is required.

For workshop technicians and fleet managers, this component features a water-cooled design with specific port dimensions including an M26x1,5 outlet and M22x1,5 unloader port. Proper installation and regular maintenance of the water cooling lines are essential to maintain the optimal operating temperature and ensure the longevity of the compressor assembly.

The unit features a specialized water-cooled valve plate and ESS capability to maintain stable performance under high thermal stress. It is built to withstand the rigorous demands of professional transport environments while ensuring smooth integration into existing pneumatic systems.

Technical Specifications

Cylinder BoreØ88.00
Stroke50 mm
Swept Volume608cm³
Air Inlet PortØ29
Air Outlet PortM26x1,5
Number of Cylinders2
Through DriveOK
Air Unloader PortM22x1,5
Water (W) or Air (A) CooledW
Water Inlet PortM16x1,5
Water Outlet PortM16x1,5
With ESS FeatureOK
Water Cooled Valve PlateOK
Weight22,5 KG

Other OEMs

Related Products

Vehicles Used

BrandModelEngine
KNORR-BREMSE
VOLVO

FAQ

Which OEM numbers is this part compatible with?
This product is a direct replacement for the KNORR-BREMSE II38779 reference code.
What are the primary technical specifications for this unit?
The compressor features a Ø88.00 cylinder bore, 50 mm stroke, and a 608cm³ swept volume.
Is this air compressor suitable for water cooling?
Yes, it is a water-cooled (W) system with M16x1,5 inlet and outlet ports.
Does this unit include an ESS feature?
Yes, this twin cylinder air compressor is equipped with an OK ESS feature.
What is the weight of the complete assembly?
The total weight of the unit is approximately 22,5 KG.