The Wacker Neuson Exciter Motor is a genuine OEM component designed for the RD12A-90 and RD12-90 series tandem rollers. Sourced directly from Wacker Neuson, this exciter motor meets the exact design and performance specifications of the original part. It is confirmed to fit multiple RD12 configurations, including standard, foldable ROPS, and double-drum solid ROPS variants. When your compaction output drops or drum vibration becomes inconsistent, replacing the exciter motor with the correct OEM part restores full operating performance.
Key Features
- Correct Vibration Output: — Engineered to deliver the precise eccentric force and frequency required by the RD12 drum assembly, ensuring consistent compaction depth and pass efficiency.
- Genuine OEM Construction: — Manufactured to Wacker Neuson's original motor specifications, including matched winding resistance and housing tolerances, so the unit installs and performs exactly as the original.
- Direct-Fit for RD12 Series: — Compatible with the RD12A-90 and RD12-90 tandem rollers across standard, foldable ROPS, and solid ROPS configurations — no adaptation needed.
- Protects Drum Bearing Life: — A properly functioning exciter motor runs in balance; a worn or failed unit introduces irregular loading that accelerates wear on surrounding drum bearings and shaft components.
- Electrical Safety Compliance: — As an OEM motor assembly, internal insulation ratings and connector specs match the machine's original electrical system, reducing the risk of faults in the drum drive circuit.
The exciter motor is the heart of the vibratory system in a tandem roller's compaction drum. It generates the centrifugal force that causes the drum to vibrate at the frequency needed to compact asphalt and soil layers evenly. When the exciter motor weakens or fails, vibration amplitude drops, resulting in under-compacted passes, inconsistent mat density, and potential rework — all of which cost time and money on the paving site.
Part Details
| Part Number | 5200001719 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Exciter Motor |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| RD12A-90 ROLLER,DBL DRUM,GRN | RD12A-90 | 5000620369, 5000620058, 5000620320 |
| RD12-90 ROLLER, DOUBLE DRUM, SOLID ROPS | RD12-90 | 5000620059, 5000620321 |
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.
