The Wacker Neuson Diode is a genuine OEM electrical component designed for the RD25 and RD15 hydrostatic double drum vibratory rollers. As a direct factory replacement, this diode meets the original electrical specifications required to keep the machine's systems operating correctly. Genuine OEM sourcing means you receive the exact component Wacker Neuson specifies for these tandem roller models, ensuring compatibility without guesswork. Confirm your model number before ordering to ensure this is the correct part for your machine.
Key Features
- Genuine OEM Electrical Specification — Sourced directly from Wacker Neuson, this diode matches the original voltage and current rating specified for the RD25 and RD15 electrical systems.
- Direct Drop-In Replacement — Designed to connect to the existing wiring harness exactly as the original, supporting a straightforward swap during service.
- Confirmed Fitment for RD25 and RD15 — Verified for use on the RD25 and RD15 hydrostatic double drum vibratory rollers, covering both tandem roller models in this series.
- Protects Circuit Integrity — A functioning diode allows current to flow in only one direction, safeguarding sensitive electrical components from reverse-current damage that can cause broader system failures.
- Electrical Safety Compliance — Using the correct OEM-specified diode helps maintain proper circuit protection and reduces the risk of electrical faults in the roller's control systems.
A diode is a one-way electrical valve — it permits current to flow in a single direction while blocking reverse flow. In a tandem roller like the RD25 and RD15, diodes protect control circuits, charging systems, and other electrical components from voltage spikes and reverse-polarity events that can cause costly damage. When a diode fails, it can result in erratic electrical behavior, component damage, or a machine that will not start or operate correctly.
Part Details
| Part Number | 5000156886 |
|---|---|
| Old Part Number | 0156886 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Diode |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| Hydrostatic Double Drum Vibrat ory Roller | RD25 | 5000009317 |
| Hydrostatic Double Drum Vibrat ory Roller | RD15 | 5000009316 |
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.
