The Wacker Neuson Coupling is a genuine OEM component designed for the EHB 10 and EHB 11 series electric breakers and demolition hammers. As a direct factory replacement, this coupling is built to the same specifications as the original part and installs exactly as the factory-fitted component did. It is compatible across a wide range of EHB 10 and EHB 11 variants, including 110V, 115V, 230V, and 240V configurations, as well as BL, BLM, BLS, and Spline-drive models. Sourcing a genuine OEM part like the ensures the internal drive train connection is restored to its original operating condition without guesswork or adaptation.
Key Features
- Genuine OEM Drive Integrity — Manufactured to Wacker Neuson's original torque-transfer specification, ensuring the coupling engages and transmits rotary motion at the correct load rating for electric breaker service.
- Drop-In Replacement — Matches the original mounting interface and dimensions of the EHB 10 and EHB 11 internal drive train, connecting directly without reworking surrounding components.
- Broad EHB Series Compatibility — Fits a wide range of EHB 10 and EHB 11 variants across multiple voltage configurations (110V, 115V, 127V, 200V, 230V, 240V) and chuck styles including SDS-max and Spline.
- Sustained Percussion Performance — A worn or damaged coupling causes loss of drive, erratic hammering, or complete failure of the impact mechanism; replacing it restores full consistent blow energy to the bit.
- Verified Wacker Neuson Part Number — Sold under OEM part number 5000047501, the same reference used by Wacker Neuson dealers and service centers for EHB series repair.
The coupling in an electric demolition hammer transmits rotary motion between the motor drive shaft and the hammer's internal striking mechanism. It serves as the mechanical link that keeps the motor's output synchronized with the reciprocating piston or gear assembly that generates each hammer blow. When a coupling wears, cracks, or fails, the connection between the motor and the percussion system is interrupted — resulting in weak impacts, irregular operation, or a tool that runs but no longer hammers. Replacing the coupling with a correct-specification part restores the full mechanical drive path and returns the tool to normal drilling and chiseling performance.
Part Details
| Part Number | 5000047501 |
|---|---|
| Old Part Number | 0047501 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Coupling |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| E.Breaker EHB 11 BL/115 WGB | EHB 11 BL/115 | 5000008741, 5000008733 |
| E.Breaker EHB 11 BLM/115SUL | EHB 11 BLM/115 | 5000008744, 5000008745 |
| Electric Breaker EHB 11 BL/230 | EHB 11 BL/230 | 5000008395, 5000008740, 5000610233 |
| Electric Drilling/Chisseling H ammer, SDS-max, 115V | EHB 11 BLM/230 | 5000008731, 5000008743, 5000610234 |
| Electric Drilling/Chisseling H ammer, Spline, 115V | EHB 11 BLS/115 | 5000008742 |
| electric hammer EHB 11 BL 230 | EHB 11 BL/230 Loxam | 5000008754 |
| 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 Drilling/Chisseling H ammer, Spline, 115V | EHB 11/110 | 5000007096 |
| 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 |
| E.Breaker EHB 11 BL/230 SIB | EHB 11 BL/230 WMI | 5000008919 |
| E.Breaker EHB 11 BLM/230 SIB | EHB 11 BLM/230 WMI | 5000008920 |
| E.Breaker EHB 11 BLM/230Loxam | EHB 11 BLM/230 Loxam | 5000008997 |
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.
