384909 Compatible Relay Valve — Volvo N12
303.01.0001
Summary
This relay valve is engineered for Volvo N12 models with TD120 engines. It features M22x1.5 port sizes and is designed to operate at a maximum pressure of 10 BAR, ensuring reliable pneumatic braking performance in heavy commercial vehicles. Equivalent to OE Volvo 384909.
| EAN Code | 8699031063577 |
|---|
Ready to Order
Compatible OEM Codes
-
IVECO
- 71005249
- 61578004
- 42020573
- 42015698
- 04625756
- 02444906
- 01278511
-
MAN
- 90.81011-4390
- 90.81011-4360
- 81.99164-3679
- 81.43609-6008
-
DAF
- 522545R
- 522545A
- 522545
- 1505145
-
STEYR
- 99014360047
- 89000360397
- 79000360311
-
RENAULT TRUCKS
- 5021170451
- 5001829194
- 5000012541
-
MERCEDES BENZ
- 003 429 52 44
- 001 429 30 44
- 000 429 65 44
-
LIEBHERR
- 502928014
- 502928001
- 5029280
-
VOLVO
- 384909
- 348909
-
KRONE
- 945379
- 500945379
-
WABCO
- 973 001 010 0
-
VAN HOOL
- 637200680
-
TEREX
- 04720840
-
SCHWARZMULLER
- 4641
-
SCHMITZ CARGOBULL
- 50318
-
SCANIA
- 1935623
-
OTOKAR
- AIF0008
-
O&K
- 0718485
-
NOOTEBOOM
- 307061
-
NEOPLAN
- 110242100
-
LOHR
- A05020301
-
KÖGEL
- 77390
-
KASSBOHRER
- 82834210000
-
IRISBUS
- 0300610700
-
GOLDHOFER
- 201248
-
FRUEHAUF
- A2131600
-
FAUN
- 99700718485
-
DOLL
- 8143317
-
DEUTZ
- 02077426
-
BENALU
- 605310600
Description
What does a relay valve do?
This relay valve serves as a critical component within the pneumatic brake system of heavy commercial vehicles. It manages air pressure distribution to ensure consistent and responsive braking performance under demanding operational conditions. Built with high-strength components, it maintains structural integrity during frequent pressure cycles.Vehicle and engine compatibility
The component is specifically designed for use in Volvo N12 trucks equipped with TD120 engines. This ensures precise fitment and optimal integration within the existing brake line configuration of the vehicle.Installation and maintenance
Installation requires careful attention to the M22x1.5 port connections on Port 1, Port 2, and Port 4. Technicians should ensure all connections are secure and that the system operates within the specified maximum pressure of 10 BAR to maintain optimal braking safety and responsiveness.System performance and maintenance
Regular inspection of the air lines and valve seating can help prevent pressure drops or leaks in the pneumatic circuit. Consult your authorized distributor for further guidance.OE cross-reference
303.01.0001 (Relay Valve Relay Valves) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 384909.Technical Specifications
| Port 1 | M22x1,5 |
|---|---|
| Port 2 | M22x1,5 |
| Port 4 | M22x1,5 |
| Pressure | MAX 10 BAR |
Other OEMs
BENALU
- 605310600
DAF
- 522545R
- 522545A
- 522545
- 1505145
DEUTZ
- 02077426
DOLL
- 8143317
FAUN
- 99700718485
FRUEHAUF
- A2131600
GOLDHOFER
- 201248
IRISBUS
- 0300610700
IVECO
- 71005249
- 61578004
- 42020573
- 42015698
- 04625756
- 02444906
- 01278511
KASSBOHRER
- 82834210000
KÖGEL
- 77390
KRONE
- 945379
- 500945379
LIEBHERR
- 502928014
- 502928001
- 5029280
LOHR
- A05020301
MAN
- 90810114390
- 90810114360
- 90.81011.4390
- 90.81011.4360
- 81991643679
- 81436096008
- 81.99164.3679
- 81.43609.6008
- 90.81011-4390
- 90.81011-4360
- 81.99164-3679
- 81.43609-6008
MERCEDES BENZ
- A0034295244
- A0014293044
- A0004296544
- 0034295244
- 003.429.5244
- 003.429.52.44
- 003 429 5244
- 0014293044
- 001.429.3044
- 001.429.30.44
- 001 429 3044
- 0004296544
- 000.429.6544
- 000.429.65.44
- 000 429 6544
- 003 429 52 44
- 001 429 30 44
- 000 429 65 44
NEOPLAN
- 110242100
NOOTEBOOM
- 307061
O&K
- 0718485
OTOKAR
- AIF0008
RENAULT TRUCKS
- 5021170451
- 5001829194
- 5000012541
SCANIA
- 1935623
SCHMITZ CARGOBULL
- 50318
SCHWARZMULLER
- 4641
STEYR
- 99014360047
- 89000360397
- 79000360311
TEREX
- 04720840
VAN HOOL
- 637200680
VOLVO
- 384909
- 348909
WABCO
- 9730010100
- 973.001.010.0
- 973 001 010 0
Related Products
Repair Kits
Compatible Vehicles
| Brand | Model | Model Type | Engine |
|---|---|---|---|
| BENALU | |||
| DAF | |||
| DEUTZ | |||
| DOLL | |||
| FAUN | |||
| FRUEHAUF | |||
| GOLDHOFER | |||
| IRISBUS | |||
| IVECO | |||
| KASSBOHRER | |||
| KÖGEL | |||
| KRONE | |||
| LIEBHERR | |||
| LOHR | |||
| MAN | |||
| MERCEDES BENZ | |||
| NEOPLAN | |||
| NOOTEBOOM | |||
| O&K | |||
| OTOKAR | |||
| RENAULT TRUCKS | |||
| SCANIA | |||
| SCHMITZ CARGOBULL | |||
| SCHWARZMULLER | |||
| STEYR | |||
| TEREX | |||
| VAN HOOL | |||
| VOLVO | |||
| VOLVO | B10B | D10A | |
| VOLVO | B10M | D10A | |
| VOLVO | B10M | TD100 | |
| VOLVO | B12 | D12A | |
| VOLVO | B12 | TD120 | |
| VOLVO | F10 | TD100 | |
| VOLVO | F10 | TD101 | |
| VOLVO | F10 | TD102 | |
| VOLVO | F12 | TD120 | |
| VOLVO | F12 | TD121 | |
| VOLVO | F12 | TD122 | |
| VOLVO | F7 | TD70 | |
| VOLVO | F7 | TD71 | |
| VOLVO | FL10 | D10A | |
| VOLVO | FL10 | TD102 | |
| VOLVO | FL10 | TD103 | |
| VOLVO | FL12 | TD122 | |
| VOLVO | FL12 | TD123 | |
| VOLVO | N10 | TD100 | |
| VOLVO | N10 | TD101 | |
| VOLVO | N12 | TD120 | |
| VOLVO | N12 | TD122 | |
| VOLVO | NL10 | D10A | |
| VOLVO | NL12 | D12A | |
| WABCO |
FAQ
What is the function of this relay valve?
The relay valve regulates air pressure within the braking system, ensuring that the braking force is applied accurately and efficiently to the vehicle's drums or discs.
Which vehicle is this part compatible with?
This specific component is designed for Volvo N12 trucks featuring the TD120 engine series.
What are the technical port specifications?
The unit features three M22x1.5 ports (Port 1, Port 2, and Port 4) and is rated for a maximum operating pressure of 10 BAR.
When should I check the relay valve?
It is recommended to inspect the valve during routine brake system maintenance or if any loss of air pressure or sluggish braking response is detected in the vehicle.
What are the OE reference numbers of this part?
303.01.0001 directly replaces Volvo OE number 384909.