1400 040 003 Scania Compatible Twin Cylinder Compressor
1400 040 003
Summary
This water-cooled twin cylinder compressor is designed for heavy commercial vehicle air brake systems. It features a Ø75.00 mm cylinder bore, 50 mm stroke, and a 440cm³ swept volume, ensuring efficient air production for Scania applications. Equivalent to OE Knorr-Bremse KZ1228 and Scania 1300366.
| EAN Code | 8699031066899 |
|---|
Ready to Order
Compatible OEM Codes
-
SCANIA
- 571181
- 394941
- 1300366
-
KNORR-BREMSE
- KZ1228
Description
What does a twin cylinder compressor do?
This twin cylinder compressor is a critical engine-driven component within the pneumatic air brake system of heavy commercial vehicles. By utilizing two piston-cylinder assemblies, this unit provides a higher air output compared to single-cylinder versions, facilitating faster reservoir filling and consistent pressure for braking operations. The assembly is constructed from high-strength components to withstand rigorous service conditions.Vehicle compatibility and system fitment
This specific model is compatible with Scania vehicles and meets the requirements of Knorr-Bremse systems. It is engineered to maintain stable pressure in high-demand scenarios such as multi-axle tractor units or heavy construction machinery. The unit features a through drive configuration and is optimized for water-cooled operation to manage thermal loads effectively.Installation and maintenance guidance
Technicians should verify the M12x1,5 air unloader port and the M18x1,5 water inlet/outlet ports during installation to ensure proper fitment. Given the water-cooled design and the inclusion of an ESS feature, it is essential to check coolant flow and valve plate integrity during routine maintenance intervals to prevent system pressure drops.Operational considerations
When replacing this unit, ensure the mounting interface matches the existing engine configuration to avoid misalignment. Maintaining clean cooling lines is vital for the longevity of the internal components.OE cross-reference
1400 040 003 (Twin Cylinder Compressor) is the equivalent of the Knorr-Bremse and Scania OE numbers. This part directly replaces Knorr-Bremse OE number KZ1228. It also replaces Scania OE numbers 1300366, 394941, 571181.Technical Specifications
| Cylinder Bore | Ø75.00 |
|---|---|
| Stroke | 50 mm |
| Swept Volume | 440cm³ |
| Number of Cylinders | 2 |
| Through Drive | OK |
| 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 | OK |
| Water Cooled Valve Plate | OK |
| Weight | 22,2 KG |
Other OEMs
KNORR-BREMSE
- KZ1228
SCANIA
- 571181
- 394941
- 1300366
Related Products
Repair Kits
Compatible Vehicles
| Brand | Model | Model Type | Engine |
|---|---|---|---|
| KNORR-BREMSE | |||
| SCANIA |
FAQ
What is the main function of this twin cylinder compressor?
It generates compressed air for the braking system using two piston-cylinder assemblies, providing higher air output than single-cylinder models.
Is this compressor suitable for Scania vehicles?
Yes, this unit is designed to be compatible with Scania engines and Knorr-Bremse systems used in heavy commercial vehicles.
What are the cooling requirements for this part?
This is a water-cooled unit requiring connection via M18x1,5 inlet and outlet ports to ensure proper thermal regulation.
What technical specifications define this unit?
The unit features a Ø75.00 mm bore, a 50 mm stroke, a 440cm³ swept volume, and weighs approximately 22.2 KG.
What are the OE reference numbers of this part?
1400 040 003 directly replaces Knorr-Bremse OE number KZ1228. It also replaces Scania OE numbers 1300366, 394941, 571181.