301.01.0020 WABCO Unloader Valves
301.01.0020
Summary
This heavy-duty unloader valve features Port 1: M22x1,5 and Port 21: M22x1,5, with a cut-out pressure of 8,9 BAR / 0,4 BAR. It includes an integrated inflation valve and recycle valve for reliable brake system performance.
| EAN Code | 8683457011052 |
|---|
Ready to Order
Compatible OEM Codes
- WABCO 975 303 479 0
Description
The precision-engineered unloader valve plays a critical role in maintaining stable air pressure within the pneumatic braking system. Designed for heavy commercial vehicle applications, this component ensures optimal pressure regulation and system stability during operation.
This product is the OE equivalent of the WABCO 9753034790 unloader valve used in WABCO systems. It is specifically engineered with Port 1 and Port 21 measuring M22x1,5 to ensure exact fitment and high-strength performance in professional workshop environments. The 301.01.0020 is the OE equivalent of the WABCO 9753034790 unloader valve.
Technicians can rely on the specified 8,9 BAR / 0,4 BAR cut-out pressure and the integrated inflation and recycle valve functions to maintain vehicle safety. The unit comes with a pre-installed fitting at Port 22 to facilitate efficient installation during routine maintenance or system repairs.
Regular inspection of the unloader valve and its connection ports is recommended to ensure the pneumatic system operates within standard parameters for heavy-duty service.
This product is the OE equivalent of the WABCO 9753034790 unloader valve used in WABCO systems. It is specifically engineered with Port 1 and Port 21 measuring M22x1,5 to ensure exact fitment and high-strength performance in professional workshop environments. The 301.01.0020 is the OE equivalent of the WABCO 9753034790 unloader valve.
Technicians can rely on the specified 8,9 BAR / 0,4 BAR cut-out pressure and the integrated inflation and recycle valve functions to maintain vehicle safety. The unit comes with a pre-installed fitting at Port 22 to facilitate efficient installation during routine maintenance or system repairs.
Regular inspection of the unloader valve and its connection ports is recommended to ensure the pneumatic system operates within standard parameters for heavy-duty service.
Technical Specifications
| Port 1 | M22x1,5 |
|---|---|
| Port 4 | - |
| Port 21 | M22x1,5 |
| Port 23 | - |
| Plugged | OK |
| Cut-Out Pressure | 8,9 BAR / 0,4 BAR |
| Inflation Valve | OK |
| Recycle Valve | OK |
| Port 22 | FITTING/KÖR TAPA |
Other OEMs
WABCO
- 9753034790
- 975 303 479 0
Related Products
Repair Kits
Vehicles Used
| Brand | Model | Model Type | Engine |
|---|---|---|---|
| WABCO |
FAQ
What is the compatibility of this unloader valve?
This part is a direct OE equivalent for WABCO 9753034790 and is designed for compatible WABCO pneumatic systems.
What are the technical port specifications?
The unit features M22x1,5 threading on Port 1 and Port 21, ensuring compatibility with standard heavy-duty pneumatic connections.
What is the operating pressure range?
The component is designed to operate with a cut-out pressure of 8,9 BAR and a cut-in pressure of 0,4 BAR.
Does this part include the inflation valve?
Yes, this unloader valve comes equipped with an integrated inflation valve and a recycle valve for complete system function.
Which systems does this part support?
It is primarily used in WABCO brake systems to regulate air pressure for heavy commercial vehicle applications.