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20701801 VOLVO FH 520 Twin Cylinder, Air Compressor

1300 010 001

Summary

The 20701801 is a high-strength component designed for heavy commercial vehicle air systems. It features a Ø85.00 mm cylinder bore, 62 mm stroke, and a 704cm³ swept volume. This water-cooled twin cylinder air compressor includes an M26x1,5 outlet port and an M12x1 unloader port, ensuring optimized pneumatic performance for heavy-duty applications.

EAN Code8699031047928
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Compatible OEM Codes

  • VOLVO 85000396 85000336 85000329 85000117 20701801 20569224 20547525 20382347
  • WABCO 412 704 008 0 412 704 005 0 412 704 004 0 412 704 001 0

Description

This twin cylinder air compressor is engineered to provide reliable pneumatic pressure for heavy commercial vehicle-based braking systems. Designed with a dual-cylinder configuration, it ensures consistent air production through a precision-engineered Ø85.00 mm bore and a 62 mm stroke. The water-cooled architecture helps manage thermal loads during intense operation, maintaining structural integrity and high-strength performance under demanding service conditions.

20701801 is the OE-equivalent of the VOLVO 20701801 twin cylinder air compressor used in the VOLVO FH 520. This component is engineered to meet strict technical requirements for heavy-duty trucks, ensuring seamless integration into the vehicle's primary air brake system. It features an air inlet port of Ø35 and an optimized M26x1,5 outlet port to maintain optimal airflow efficiency.

For workshop technicians, this unit offers straightforward installation with specific port requirements: a M26x1,5 air outlet and an M12x1 unloader port. The water-cooled valve plate design provides advanced thermal management, essential for long-term reliability in the field. Regular maintenance of the cooling lines and checking the M16x1,5 water inlet/outlet ports is recommended to ensure the longevity of the compressor system during routine service intervals.

This component is specifically designed for high-demand environments where consistent pressure is critical. Its robust construction supports heavy-duty operations in the transport sector, providing the necessary stability for heavy commercial vehicle fleets.

Technical Specifications

Cylinder BoreØ85.00
Stroke62 mm
Swept Volume704cm³
Air Inlet PortØ35
Air Outlet PortM26x1,5
Number of Cylinders2
Through DriveOK
Air Unloader PortM12x1
Water (W) or Air (A) CooledW
Water Inlet PortM16x1,5
Water Outlet PortM16x1,5
With ESS FeatureOK
Water Cooled Valve PlateOK
Weight20,8 KG

Other OEMs

VOLVO

  • 85000396
  • 85000336
  • 85000329
  • 85000117
  • 20701801
  • 20569224
  • 20547525
  • 20382347

WABCO

  • 4127040080
  • 4127040050
  • 4127040040
  • 4127040010
  • 412.704.008.0
  • 412.704.005.0
  • 412.704.004.0
  • 412.704.001.0
  • 412 704 008 0
  • 412 704 005 0
  • 412 704 004 0
  • 412 704 001 0

Related Products

Vehicles Used

BrandModelEngine
MERITOR
RENAULT TRUCKS
VOLVO
VOLVO FH 12/340
VOLVO FH 12/420
VOLVO FH 12/460
VOLVO FH 12/500
VOLVO FH 400
VOLVO FH 420
VOLVO FH 440
VOLVO FH 460
VOLVO FH 480
VOLVO FH 500
VOLVO FH 520
VOLVO FH 540
VOLVO FH II 420
VOLVO FH II 460
VOLVO FH II 500
VOLVO FH II 540
VOLVO FM 12/340
VOLVO FM 12/380
VOLVO FM 12/420
VOLVO FM 12/460
VOLVO FM 300
VOLVO FM 330
VOLVO FM 340
VOLVO FM 360
VOLVO FM 370
VOLVO FM 380
VOLVO FM 400
VOLVO FM 410
VOLVO FM 420
VOLVO FM 440
VOLVO FM 450
VOLVO FM 460
VOLVO FM 480
VOLVO FM 500
WABCO

FAQ

What is the primary application of this air compressor?
The 20701801 is designed as a high-strength component for the pneumatic systems of heavy commercial vehicles like the VOLVO FH 520.
Which OEM number is this part compatible with?
This product is a direct replacement for the VOLVO 20701801 air compressor.
What are the technical specifications for the cylinder?
The unit features a Ø85.00 mm cylinder bore and a 62 mm stroke with a total swept volume of 704cm³.
Is this an air-cooled or water-cooled compressor?
This is a water-cooled (W) model featuring a water-cooled valve plate for enhanced thermal stability.
What are the connection sizes for installation?
The air outlet port is M26x1,5 and the air unloader port is M12x1.