81125437 Compatible Volvo NH12 Twin Cylinder Compressor
1300 050 004
Summary
High-performance twin cylinder compressor compatible with Volvo NH12 D12A engines. This water-cooled unit features an 88.00 mm cylinder bore, a 50 mm stroke, and a 608cm³ swept volume. Designed for heavy commercial vehicle pneumatic systems to ensure reliable air pressure delivery. Equivalent to OE Volvo 81125437.
| EAN Code | 8699031049779 |
|---|
Ready to Order
Compatible OEM Codes
-
KNORR-BREMSE
- LP4934
- II30895X00
- II30895
- II15992ES
- II15992C57
- II15992AT000
- II15992AT
- II15992
-
VOLVO
- 81125437
- 8112543
- 3037346
Description
What does a twin cylinder compressor do?
This twin cylinder compressor is a critical component for the pneumatic braking system, providing the necessary air pressure for heavy commercial vehicle operations. Built with high-strength components, it ensures consistent air delivery through its dual-cylinder configuration and robust water-cooled design.Vehicle and engine compatibility
This specific unit is designed for use in Volvo NH12 trucks equipped with D12A engines. It features a through-drive design and is optimized for high-duty cycles within the vehicle's air braking system.Installation and maintenance
Installation requires attention to the water cooling ports (M16x1,5) and the air ports (Ø29 inlet and M26x1,5 outlet). Technicians should verify the air unloader port (M22x1,5) connections and ensure proper coolant flow to the water-cooled valve plate to prevent overheating during service.Troubleshooting and selection
Regular inspection of the air inlet and outlet ports is recommended to prevent leaks and maintain optimal swept volume performance.OE cross-reference
1300 050 004 (Twin Cylinder Compressor) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 81125437.Technical Specifications
| Cylinder Bore | Ø88.00 |
|---|---|
| Stroke | 50 mm |
| Swept Volume | 608cm³ |
| Air Inlet Port | Ø29 |
| Air Outlet Port | M26x1,5 |
| Number of Cylinders | 2 |
| Through Drive | OK |
| Air Unloader Port | M22x1,5 |
| Water (W) or Air (A) Cooled | W |
| Water Inlet Port | M16x1,5 |
| Water Outlet Port | M16x1,5 |
| With ESS Feature | OK |
| Water Cooled Valve Plate | OK |
| Weight | 21,4 KG |
Other OEMs
KNORR-BREMSE
- LP4934
- II30895X00
- II30895
- II15992ES
- II15992C57
- II15992AT000
- II15992AT
- II15992
VOLVO
- 81125437
- 8112543
- 3037346
Related Products
Repair Kits
Compatible Vehicles
| Brand | Model | Model Type | Engine |
|---|---|---|---|
| KNORR-BREMSE | |||
| VOLVO | |||
| VOLVO | B10B | D10A | |
| VOLVO | B10M | D10A | |
| VOLVO | B12 | D12A | |
| VOLVO | F10 | TD102 | |
| VOLVO | F12 | TD122 | |
| VOLVO | FH12 | D12A | |
| VOLVO | FL10 | D10A | |
| VOLVO | FL10 | TD102 | |
| VOLVO | FL10 | TD103 | |
| VOLVO | FL12 | TD122 | |
| VOLVO | FL12 | TD123 | |
| VOLVO | NH12 | D12A | |
| VOLVO | NL10 | D10A | |
| VOLVO | NL12 | D12A |
FAQ
What is the main function of this twin cylinder compressor?
It provides pressurized air to the vehicle's pneumatic braking system, ensuring consistent operation of brakes and other air-operated components.
Which engine is this compressor compatible with?
This unit is specifically designed for use in Volvo NH12 vehicles powered by D12A engines.
Does this unit require water cooling?
Yes, this is a water-cooled model featuring M16x1,5 inlet and outlet ports to manage thermal loads during operation.
What are the key technical specifications?
The unit features an 88.00 mm cylinder bore, a 50 mm stroke, and a total swept volume of 608cm³.
What are the OE reference numbers of this part?
1300 050 004 directly replaces Volvo OE number 81125437.