The Wacker Neuson Voltage Regulator w/ Connector is a genuine OEM component designed for the RT560 and RT820 series vibratory trench rollers. As a direct factory replacement, this part ships with the integrated connector already included, so installation matches the original wiring configuration exactly. Fitment is confirmed across multiple RT560 and RT820 build variants — including RT820HT models — covering a wide range of serial number ranges in this trench roller family. If your machine is showing charging irregularities or electrical instability, the is the correct OEM replacement to restore proper system function.
Key Features
- Correct Output Specification — Genuine OEM voltage regulator calibrated to the exact charging voltage required by the RT560 and RT820 electrical systems, ensuring consistent output under varying load conditions.
- Connector Included — Supplied with the mating connector pre-attached, allowing direct plug-in replacement that matches the original factory wiring harness layout.
- Broad RT-Series Fitment — Verified for RT560 and RT820 vibratory trench rollers across multiple build configurations, including RT820HT variants.
- Protects Downstream Electrical Components — A properly functioning voltage regulator prevents overcharging and voltage spikes that can damage the battery, control systems, and other sensitive electronics on the machine.
- Electrical System Safety — A failed or out-of-spec voltage regulator can cause uncontrolled charging voltage, creating risk of battery failure or electrical damage; replacing it with the correct OEM part restores safe, stable system operation.
The voltage regulator controls the output of the machine's charging system, maintaining a stable voltage to the battery and electrical components regardless of engine speed or load. Without a correctly functioning regulator, the system can overcharge or undercharge the battery, leading to shortened battery life, erratic control behavior, or complete electrical failure. On remote-controlled trench rollers like the RT560 and RT820 — where reliable electrical function is critical to safe machine operation — keeping this component in good condition is essential.
Part Details
| Part Number | 5000111899 |
|---|---|
| Old Part Number | 0111899 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Voltage Regulator w/ Connector |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| Vibratory Trench Roller | RT560 | 5000009001, 5000009000, 5000007643, 5000007642 |
| Vibratory Trench Roller | RT820 | 5000009003, 5000009002, 5000007644, 5000007652 |
| Vibratory Trench Roller | RT820HT | 5000007645, 5000008047 |
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.
