The Wacker Neuson Injection Jet Driver is a genuine OEM component designed for the PT2H centrifugal trash pump series as well as a broad range of DPU and DPS reversible and single-direction vibratory plate compactors. Sourced directly from Wacker Neuson, part is manufactured to the exact tolerances required for proper fuel injection system function. This part fits the PT2H, DPU 2440H, DPU 2450H, DPU 2540H, DPU 2550H, DPU 2560H, DPU 2560H-TS, DPS 1850H Basic, DPS 1850H Asphalt, and DPS 1850H Vario — covering a wide install base across pump and compaction applications. Using the correct OEM Injection Jet Driver ensures the fuel delivery system operates as engineered, protecting engine performance and service intervals.
Key Features
- Genuine OEM Fuel System Precision — Manufactured by Wacker Neuson to exact injection system specifications, ensuring correct fuel atomization and delivery geometry for consistent engine start-up and running performance.
- Drop-In Installation — Engineered to seat and align within the injection assembly exactly as the original, eliminating guesswork during service and allowing technicians to complete the job efficiently.
- Broad Equipment Compatibility — A single part number covers the PT2H trash pump family and the full DPU 2440H through DPU 2560H-TS reversible plate range, plus DPS 1850H single-direction compactors in Basic, Asphalt, and Vario configurations.
- Protects Engine Combustion Integrity — A worn or damaged injection driver disrupts fuel metering, leading to hard starts, rough running, and accelerated engine wear; replacing it restores clean, consistent combustion cycles.
- Fuel System Safety Compliance — Correct injection components maintain the designed fuel delivery pressure and spray pattern, reducing the risk of raw fuel contamination, misfiring, or uncontrolled combustion events during operation.
The Injection Jet Driver is a precision component within the engine's fuel injection circuit. It functions as the mechanical driver that actuates the injection jet, controlling the timing and force with which fuel is introduced into the combustion chamber. When this part wears, cracks, or fails, fuel delivery becomes erratic — resulting in difficult starts, loss of power, excessive fuel consumption, and potential engine damage. Replacing the 5000129503 Injection Jet Driver with a genuine Wacker Neuson part restores the fuel system to its original operating specification and protects the long-term health of the engine across both pump and compaction equipment applications.
Part Details
| Part Number | 5000129503 |
|---|---|
| Old Part Number | 0129503 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Injection Jet Driver |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| PT2H Pump | PT2H | 5000009094, 5000009097, 5000009239 |
| Reversible Vibratory Plate, 24 kN, 40cm/16in | DPU 2440H | 5000007870 |
| Single Direction Vibratory Pla te, 18kN, 50cm/20in | DPS 1850H | 5000008397, 5000008750 |
| Vibration plate DPU 2450H | DPU 2450H | 5000008746 |
| DPU2540H VIBROPLATE | DPU 2540H | 5000008755, 5000610035 |
| vibration plate DPU 2550 H | DPU 2550H | 5000008756, 5000610036 |
| vibration plate DPU 2560H | DPU 2560H | 5000008757, 5000610037 |
| DPU 2560H-TS-VIBROPLATE | DPU 2560H-TS | 5000610005, 5000610038 |
| vibration plate DPS 1850H | DPS1850H Basic | 5000008924, 5000610032 |
| vibration plate DPS 1850H | DPS1850H Asphalt | 5000008925, 5000610033 |
| vibration plate DPS 1850H | DPS1850H Vario | 5000008926, 5000610034 |
Verify Before You Order
Fitment is machine-number and revision-specific; always confirm your model and serial number against the fitment list.
Why Buy From DHS Equipment
Every part is verified against the manufacturer's part number before it ships, so what you order is what arrives. We carry parts from leading OEM brands and our own DHS Quality Parts line of professional aftermarket components. Need help finding the right part? Our team is available to confirm compatibility whenever you need it. Orders are processed fast to keep your jobs on track. We don't just sell parts. We keep you jobsite ready.
Questions? Contact our team at [email protected] or 866-611-9369 — DHS Equipment is here to help you maintain peak performance.
