Skip to content

3231 Views Updated

A4571303615 SP1 Compatible Twin Cylinder Compressor

1100 250 021

Summary

This water-cooled twin cylinder compressor is engineered for heavy commercial vehicle air brake systems. It features a Ø85.00 mm cylinder bore, a 56 mm stroke, and a 636cm³ swept volume, ensuring efficient air production for demanding brake system operations. Equivalent to OE Mercedes-Benz A4571303615SP1.

Product identifiers
EAN Code8699031064840
Ready to Order
Get Information

Compatible OEM Codes

  • MERCEDES BENZ
    • 457 130 70 15 SP1
    • 457 130 48 15 SP1
    • 457 130 36 15 SP1
  • WABCO
    • 912 510 103 0 SP1
    • 912 510 100 0 SP1

Description

What does a twin cylinder compressor do?

This water-cooled twin cylinder compressor serves as a vital component in the air brake system of heavy commercial vehicles, providing the necessary compressed air pressure required for safe braking operations. The unit utilizes two piston-cylinder assemblies to ensure high air output and rapid reservoir filling, making it highly reliable for heavy-duty applications.

Vehicle compatibility and specifications

This specific model is designed for compatibility with Mercedes-Benz vehicles. It features an air inlet and outlet port measuring M26x1.5, alongside an M12x1.5 air unloader port. The unit is engineered with a water-cooled valve plate and includes ESS features to maintain optimal performance under high thermal loads.

Installation and maintenance guidance

For professional installation, technicians should verify the water inlet and outlet ports (M16x1.5) and ensure the through drive mechanism is correctly aligned with the engine drive. Maintaining clean coolant flow through the water ports is essential for protecting the internal components and ensuring long-term service life.

System reliability and selection

Regular inspections of the M26x1.5 ports and the water cooling connections can help prevent pressure drops in the pneumatic system. Consult your authorized distributor.

OE cross-reference

1100 250 021 (Twin Cylinder Compressor) is the equivalent of the Mercedes-Benz OE number. This part directly replaces Mercedes-Benz OE number A4571303615SP1.

Technical Specifications

Technical Specifications
Cylinder BoreØ85.00
Stroke56 mm
Swept Volume636cm³
Air Inlet PortM26x1,5
Air Outlet PortM26x1,5
Number of Cylinders2
Through DriveOK
Air Unloader PortM12x1,5
Water (W) or Air (A) CooledW
Water Inlet PortM16x1,5
Water Outlet PortM16x1,5
With ESS FeatureOK
Water Cooled Valve PlateOK

Other OEMs

MERCEDES BENZ

  • A4571307015SP1
  • A4571307015 SP1
  • A4571304815SP1
  • A4571304815 SP1
  • A4571303615SP1
  • A4571303615 SP1
  • 4571307015 SP1
  • 4571304815 SP1
  • 4571303615 SP1
  • 457.130.7015 SP1
  • 457.130.70.15 SP1
  • 457.130.4815 SP1
  • 457.130.48.15 SP1
  • 457.130.3615 SP1
  • 457.130.36.15 SP1
  • 457 130 7015 SP1
  • 457 130 4815 SP1
  • 457 130 3615 SP1
  • 457 130 70 15 SP1
  • 457 130 48 15 SP1
  • 457 130 36 15 SP1

WABCO

  • 9125101030SP1
  • 9125101030 SP1
  • 9125101000SP1
  • 9125101000 SP1
  • 912.510.103.0 SP1
  • 912.510.100.0 SP1
  • 912 510 103 0 SP1
  • 912 510 100 0 SP1

Related Products

Compatible Vehicles

Compatible Vehicles
BrandModelModel TypeEngine
MERCEDES BENZ
WABCO

FAQ

What is the function of this twin cylinder compressor?
It is an engine-driven unit that generates compressed air pressure for the vehicle's braking system using two piston-cylinder assemblies.
Which vehicle brands is this part compatible with?
This specific unit is designed to be compatible with Mercedes-Benz vehicles.
What are the key technical specifications?
The unit features a Ø85.00 mm cylinder bore, a 56 mm stroke, and a swept volume of 636cm³.
How does the cooling system work on this unit?
This is a water-cooled model featuring a water-cooled valve plate and M16x1.5 water inlet/outlet ports.
What are the OE reference numbers of this part?
1100 250 021 directly replaces Mercedes-Benz OE number A4571303615SP1.