The Wacker Neuson Inner Core Adaptor is a genuine OEM component designed for a broad range of Wacker Neuson internal vibrator systems, including M1500, M2500, A1500, A5000, L5000 power units and H45HA and H50HA vibrator heads. As a factory-sourced part, the is manufactured to the exact tolerances required to maintain proper coupling and energy transfer between the drive unit and the flexible shaft assembly. Verified fitment spans both ISO and ANSI configurations across multiple voltage variants, making this adaptor a reliable choice whether you are servicing a single-phase US unit or a European-spec drive engine.
Key Features
- Genuine OEM Dimensional Accuracy — Machined to Wacker Neuson's original interface tolerances, ensuring the inner core seats and locks correctly without play or misalignment in the coupling zone.
- Direct-Fit Installation — Engineered to drop straight into place within the flexible shaft assembly; no reworking of adjacent components needed to achieve a secure connection.
- Wide Series Compatibility — Confirmed fitment across M1500, M2500, A1500, A5000, A5000/160B, and L5000/225 power units, plus H45HA and H50HA vibrator heads in both ISO and ANSI variants.
- Sustained Vibration Transmission — A correctly fitted inner core adaptor maintains consistent rotational energy delivery to the vibrator head; a worn or damaged adaptor causes erratic vibration output and accelerated wear on the flexible shaft.
- Multi-Voltage and Multi-Standard Coverage — Compatible with 120V US, 230V EU, and GB-spec units, making it a practical stocking part for contractors running mixed equipment fleets.
The inner core adaptor is the mechanical interface between the drive unit's output and the flexible shaft that transmits rotational energy down to the vibrator head. It locks the inner core of the flexible shaft to the drive spindle, ensuring torque is transferred smoothly and concentrically during operation. When this adaptor wears, cracks, or loses its seating, the connection becomes loose, vibration output at the head drops off, and the flexible shaft can experience rapid internal wear — ultimately reducing consolidation effectiveness in the concrete pour.
Part Details
| Part Number | 5000208491 |
|---|---|
| Old Part Number | 0208491 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Inner Core Adaptor |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| A5000/160 ISO | A5000/160 ISO | 5000610325 |
| A5000/160 ANSI | A5000/160 ANSI | 5000610340 |
| H45HA Vibrator Head, 1 3/4" | H 45HA | 5000610060 |
| H50HA Vibrator Head, 2" | H 50HA | 5000610061 |
| L5000/225 ISO | L5000/225 ISO | 5000610329 |
| A1500-POWER UNIT,HONDA,35CC | A1500/035 ISO | 5000610324 |
| A1500 POWER UNIT, HONDA | A1500/035 ANSI | 5000610339 |
| L5000/225 ANSI | L5000/225 ANSI | 5000610341 |
| M1500/120 | M1500/120 US | 5100004500 |
| M1500/230 | M1500/230 EU | 5100005142 |
| M1500/120 GB | M1500/120 GB | 5100005145 |
| M2500/120 | M2500/120 US | 5100006000 |
| M2500/230 | M2500/230 EU | 5100009717 |
| M2500/120 | M2500/120 GB | 5100010890 |
| Drive Engine | M2500/230 EU W | 5100047311 |
| A5000/160B | A5000/160B | 5100068212 |
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.
