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8112851 VOLVO Twin Cylinder, Air Compressor

1300 050 005

Summary

The 8112851 is a high-strength Twin Cylinder, Air Compressor designed for heavy commercial vehicle systems. Featuring a Ø88.00 cylinder bore, 50 mm stroke, and 608cm³ swept volume. This water-cooled component includes an M26x1,5 air outlet port, M22x1,5 air unloader port, and M16x1,5 water inlet/outlet ports. Optimized for VOLVO applications with ESS feature and water-cooled valve plate.

EAN Code8699031049793
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Description

This heavy-duty twin cylinder air compressor is engineered to provide reliable air pressure for critical heavy commercial vehicle systems. Designed with a focus on durability, the unit features a robust construction that ensures consistent performance under demanding operating conditions. The integration of high-strength components maintains optimal pneumatic pressure within the braking system.

8112851 is the OE-equivalent of the VOLVO 8112851 Twin Cylinder, Air Compressor used in VOLVO heavy commercial vehicles. This part is specifically engineered to meet the strict requirements of the original equipment, ensuring seamless integration and long-term reliability within the vehicle's air brake system.

For workshop technicians, this component offers precise assembly with its specific port configurations, including an Ø29 air inlet and M26x1,5 outlet. The water-cooled design (W) utilizes M16x1,5 ports for both inlet and outlet to manage thermal loads effectively. Regular maintenance checks of the water cooling lines and the M22x1,5 unloader port are recommended to ensure optimal service life and system-wide efficiency.

Technical specifications include a 50 mm stroke and a 608cm³ swept volume to meet the high-demand requirements of heavy-duty transport. The inclusion of an ESS feature and a water-cooled valve plate provides additional protection against heat-related wear.

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

Other OEMs

Related Products

Vehicles Used

BrandModelEngine
KNORR-BREMSE
VOLVO

FAQ

What are the compatible OEM numbers for this air compressor?
This product is an OE-equivalent for the VOLVO 8112851 model used in heavy commercial vehicles.
Is this component suitable for heavy commercial vehicles?
Yes, it is specifically designed for heavy-duty applications such as trucks and buses within the VOLVO system.
What are the technical port sizes for this unit?
The unit features an Ø29 air inlet port, an M26x1,5 air outlet port, and M16x1,5 water inlet/outlet ports.
Does this air compressor feature water cooling?
Yes, this is a water-cooled (W) model featuring a water-cooled valve plate for enhanced thermal management.
What is the cylinder bore and stroke specification?
The unit has a cylinder bore of Ø88.00 and a stroke of 50 mm to ensure precise pneumatic delivery.