The Wacker Neuson Engine Hatz 1D81S is a genuine OEM engine assembly designed for DPU6555 and DPU6055 series vibratory plates. Sourced directly from Wacker Neuson, this is the same engine unit that ships on new production machines — ensuring correct mounting dimensions, output ratings, and interface connections with no guesswork. Compatible fitment spans the DPU6555He, DPU6555Hec, DPU6555Heap, DPU6555Hesh, DPU6555Hecs, DPU6555Hechzf, and DPU6055 series, among others. When your plate compactor goes down due to a failed engine, the is the direct path back to full operation.
Key Features
- OEM-Matched Power Output — Genuine Hatz 1D81S engine unit built to the exact displacement and output spec Wacker Neuson engineers selected for this compactor platform, so performance characteristics match the original installation.
- Direct Bolt-In Fitment — Mounting points, shaft interface, and fuel/ignition connections align with the existing compactor frame, allowing a straightforward engine swap without fabrication or adaptation.
- Broad DPU Series Compatibility — Confirmed fit across the DPU6555 and DPU6055 model families, including He, Hec, Heap, Hesh, Hecs, Hechzf, and additional variants listed in the Wacker Neuson parts catalog under part number 5000215020.
- Restores Full Compaction Force — A failed or seized engine on a vibratory plate halts compaction entirely. Installing the correct OEM replacement brings exciter frequency and centrifugal force back to rated specification, which directly affects soil and asphalt compaction quality.
- Fuel System Integrity — As a genuine OEM engine assembly, the Hatz 1D81S includes properly sealed fuel and oil passages, reducing the risk of leaks that could create a fire hazard on an active worksite.
The Hatz 1D81S is a single-cylinder, air-cooled diesel engine commonly used to power Wacker Neuson forward-plate and reversible-plate compactors. Its role is to drive the exciter mechanism that generates the high-frequency vibration needed to compact granular soils, gravel, and asphalt layers uniformly. When the engine fails — whether through hour-related wear, overheating, or mechanical damage — the compactor produces no vibration output and cannot perform its core function, making engine replacement the critical first step in restoring the machine to service.
Part Details
| Part Number | 5000215020 |
|---|---|
| Old Part Number | 0215020 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Engine Hatz 1D81S |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| DPU6555Heh | DPU6555Heh | 5100009636 |
| DPU6555Hehap | DPU6555Hehap | 5100009638 |
| DPU6555 Hech | DPU6555 Hech | 5100009639 |
| V.Plate DPU 6055Heap | DPU 6055 | 5000610049 |
| DPU6055-VIBROPLATE | DPU 6055He | 5000610053 |
| DPU6555Hesh | DPU6555Hesh | 5100015774 |
| DPU6555Hecsh | DPU6555Hecsh | 5100015775 |
| DPU6555He | DPU6555He | 5100016940 |
| DPU6555Hes | DPU6555Hes | 5100016941 |
| DPU6555Heap | DPU6555Heap | 5100016943 |
| DPU6555Hec | DPU6555Hec | 5100016944 |
| DPU6555Hecs | DPU6555Hecs | 5100016945 |
| DPU6555Hechzf | DPU6555Hechzf | 5100021400 |
| DPU6055-VIBROPLATE | DPU 6055 WC | 5000610175 |
| Vibratory Plate DPU 6555Heap | DPU 6555Heap | 5000610356 |
| DPU6555He-VIBROPLATE | DPU 6555He US | 5000610357 |
| Vibration Plate | DPU6555Hec US | 5100016946 |
| Vibratory Plate DPU 6555He | DPU 6555He | 5000610354 |
| DPU6555Hech | DPU6555Hech | 5100051524 |
| Vibratory Plate | DPU 6555Hec | 5100004060 |
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.
