301.03.0021 DAF Complete, Air Dryer Valve
301.03.0021
Summary
●Heater: 24 V ●Port 1: M22x1,5 ●Port 21: M22x1,5 ●Pressure: 8,1 BAR ●Port 22: M12x1,5 ●Port 4/23: M12x1,5
| EAN Code | 8699031079844 |
|---|
Ready to Order
Compatible OEM Codes
- KNORR-BREMSE LA 8225 LA 6252 K000478 II30448N50 II30179N49 II30179AT II30179
- MERCEDES BENZ 371 431 70 15
- DAF 1285553
Description
This high-strength component serves as a critical part within the pneumatic brake system, ensuring optimal air quality and pressure regulation for heavy commercial vehicles. Designed for durability under demanding operating conditions, it provides reliable moisture-removal functions to maintain system integrity.
The 301.03.0021 is the OE equivalent of the DAF 1285553 Complete, Air Dryer Valve used in DAF vehicles. This part is also compatible with KNORR-BREMSE (II30179, II30179AT, II30179N49, II30448N50, K000478, LA6252, LA8225) and MERCEDES BENZ (3714317015) systems. It is engineered to meet precise technical standards for heavy-duty service.
Technical specifications include a 24 V heater and specialized port configurations (Port 1/21: M22x1,5 and Port 22/4/23: M12x1,5) to ensure a precise fit within the air circuit. Maintenance technicians should verify the pressure threshold of 8,1 BAR during installation to ensure full system compatibility and optimal performance.
The 301.03.0021 is the OE equivalent of the DAF 1285553 Complete, Air Dryer Valve used in DAF vehicles. This part is also compatible with KNORR-BREMSE (II30179, II30179AT, II30179N49, II30448N50, K000478, LA6252, LA8225) and MERCEDES BENZ (3714317015) systems. It is engineered to meet precise technical standards for heavy-duty service.
Technical specifications include a 24 V heater and specialized port configurations (Port 1/21: M22x1,5 and Port 22/4/23: M12x1,5) to ensure a precise fit within the air circuit. Maintenance technicians should verify the pressure threshold of 8,1 BAR during installation to ensure full system compatibility and optimal performance.
Technical Specifications
| Heater | 24 V |
|---|---|
| Port 1 | M22x1,5 |
| Port 21 | M22x1,5 |
| Pressure | 8,1 BAR |
| Port 22 | M12x1,5 |
| Port 4/23 | M12x1,5 |
Other OEMs
DAF
- 1285553
KNORR-BREMSE
- LA8225
- LA6252
- LA 8225
- LA 6252
- K000478
- II30448N50
- II30179N49
- II30179AT
- II30179
MERCEDES BENZ
- A3714317015
- 3714317015
- 371 431 70 15
Related Products
Repair Kits
Vehicles Used
| Brand | Model | Model Type | Engine |
|---|---|---|---|
| DAF | |||
| KNORR-BREMSE | |||
| MERCEDES BENZ |
FAQ
Which OEM numbers are compatible with this part?
This part is compatible with the following OEM codes: DAF 1285553, KNORR-BREMSE II30179, II30179AT, II30179N49, II30448N50, K000478, LA6252, LA8225, and MERCEDES BENZ 3714317015.
What are the technical port specifications?
The component features Port 1 and Port 21 with M22x1,5 threads, and Port 22 and Port 4/23 with M12x1,5 threads.
What is the required voltage and pressure for this valve?
The unit operates with a 24 V heater and is designed for a system pressure of 8,1 BAR.
Is this part suitable for heavy commercial vehicles?
Yes, this air dryer valve is designed specifically for heavy commercial vehicle brake systems including DAF and Mercedes-Benz applications.
How can I ensure correct installation?
Technicians should verify that the port sizes (M22x1,5 and M12x1,5) and the 8,1 BAR pressure rating match the existing vehicle configuration before assembly.