The Wacker Neuson Percussion System Piston is a genuine OEM component designed for the EHB 10 series electric demolition hammers, covering 110V, 230V, 240V, and multi-voltage variants across the full EHB 10 model range. As a direct OEM replacement, this piston is manufactured to the exact tolerances required for proper percussion function, ensuring the hammer delivers consistent impact energy with every stroke. It is confirmed compatible with EHB 10/110, EHB 10/230, EHB 10/240, EHB 10/100, EHB 10/127, and related multi-voltage EHB 10 models. Sourcing the correct OEM piston for this application protects the integrity of the percussion mechanism and avoids the accelerated wear that an ill-fitting component can cause.
Key Features
- OEM Impact Tolerance: — Manufactured to Wacker Neuson's exact dimensional spec for the EHB 10 percussion bore, maintaining the compression and stroke characteristics the system depends on.
- Drop-In Replacement for EHB 10 Models: — Installs directly into the percussion housing with no modification, covering 110V, 230V, 240V, and multi-voltage EHB 10 variants.
- Wide EHB 10 Series Coverage: — Fits EHB 10/110, EHB 10/230, EHB 10/240, EHB 10/100, EHB 10/127, EHB 10/042/200, EHB 10/115/200, and EHB 10/250/200 configurations.
- Restores Full Demolition Output: — A worn or damaged piston causes loss of impact force and erratic hammer action; replacing it with part 5000046190 restores the rated blow energy to the chisel or drill bit.
- Pressure Integrity Matters: — Correct piston fit is critical in an electropneumatic percussion system; a properly sealing piston prevents pressure bleed-off that degrades chiseling and drilling performance.
The percussion system piston is the core reciprocating component inside an electropneumatic demolition hammer. It travels at high speed within the percussion cylinder, generating the compressed air cushion that drives the striker and, in turn, delivers impact energy to the tool bit. When the piston wears, becomes scored, or loses its sealing surface, the air cushion weakens, impact force drops noticeably, and the hammer may begin to feel sluggish or stop striking altogether. Replacing the piston with a correctly specified OEM part like the Wacker Neuson 5000046190 restores the pressure dynamics the system was engineered around, bringing the hammer back to full chiseling and drilling capability.
Part Details
| Part Number | 5000046190 |
|---|---|
| Old Part Number | 0046190 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Percussion System Piston |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| Electric Drilling/Chisseling H ammer, 19x82.5, 230V | EHB 10/230 | 5000006943, 5000007081, 5000007082, 5000007083, 5000007087, 5000007494 |
| Electric Hammer EHB 10/240 | EHB 10/240 | 5000007084, 5000007085 |
| Electric Hammer EHB 10/110 | EHB 10/110 | 5000007202, 5000007203, 5000007204 |
| Electric Hammer EHB 10/100 | EHB 10/100 | 5000007205 |
| El. Hammer EHB 10/042/200 | EHB 10/042/200 | 5000007222 |
| El. Hammer EHB 10/115/200 | EHB 10/115/200 | 5000007255 |
| El. Hammer EHB 10/250/200 | EHB 10/250/200 | 5000007264 |
| El. Hammer EHB 10/127 WMM | EHB 10/127 | 5000007351 |
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.
