301.03.0031 KNORR-BREMSE Complete, Air Dryer Valve
301.03.0031
The 301.03.0031 is a high-performance Complete, Air Dryer Valve designed for heavy commercial vehicle brake systems. It features a 24 V heater, M22x1,5 and M12x1,5 port configurations, and operates at a pressure of 8,1 BAR to ensure reliable pneumatic regulation.
| EAN Code | 8699031079943 |
|---|
Description
This complete air dryer valve assembly is engineered to maintain the integrity of the pneumatic braking system by effectively managing moisture and pressure regulation. Designed for heavy-duty applications, the unit utilizes high-strength components to ensure consistent performance under demanding operating conditions within the air brake circuit.
301.03.0031 is the OE-equivalent of the KNORR-BREMSE II30451, II30451N50, K188237N50, and LA 8237 air dryer valves used in professional heavy commercial vehicle braking systems. This component ensures seamless compatibility with existing KNORR-BREMSE hardware architectures.
For workshop technicians, this unit provides a precise fit thanks to its standardized port dimensions: Port 1 (M22x1,5), Port 21 (M22x1,5), Port 22 (M12x1,5), and Port 4/23 (M12x1,5). The integrated 24 V heater prevents moisture freeze-up during cold starts, ensuring reliable system activation and preventing pneumatic failures during critical maneuvers.
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
KNORR-BREMSE
- II30451
- II30451N50
- K188237N50
- LA 8237
- LA8237
Related Products
Repair Kits
Vehicles Used
| Brand | Model | Engine |
|---|---|---|
| KNORR-BREMSE |