The Wacker Neuson Spacer is a genuine OEM component designed for the IRFU, IRflex, IEC, and FUflex series internal vibrators and integrated converter units. Sourced directly from Wacker Neuson, this spacer is manufactured to the exact tolerances required for proper assembly and alignment within these high-frequency concrete vibrator systems. Compatible across a broad range of models — including the IRFU45, IRFU38, IRflex38, IRflex45, IRflex58, IEC38, IEC45, and FUflex4 series — the is the correct OEM replacement when servicing or rebuilding your vibrator unit. Using the verified part ensures the internal assembly maintains the dimensional integrity the manufacturer specifies for consistent, dependable operation.
Key Features
- OEM-Specified Dimensional Accuracy — Manufactured to exact thickness and diameter tolerances critical for proper component spacing and load distribution within high-frequency vibrator assemblies.
- Direct Drop-In Replacement — Matches the original mounting configuration, seating correctly within the vibrator housing without modification or shimming.
- Broad Series Compatibility — Fits IRFU45, IRFU38, IRflex38, IRflex45, IRflex58, IEC38, IEC45, and FUflex4 series units across 230V, 120V, and GV configurations.
- Preserves Assembly Integrity — A correctly fitted spacer maintains proper clearance between internal components, preventing contact wear, vibration imbalance, and premature bearing or shaft failure.
- Genuine Wacker Neuson OEM Part — Supplied as an authorized OEM component, ensuring the part meets the original design intent for these precision vibrator systems.
A spacer is a precisely dimensioned component used to maintain correct separation and alignment between internal parts within an assembly. In high-frequency internal concrete vibrators like the IRFU and IRflex series, maintaining exact internal clearances is essential — even minor misalignment can cause accelerated wear on bearings, shafts, and housings, ultimately leading to vibration loss or mechanical failure. Replacing a worn or damaged spacer with the correct OEM part restores proper internal geometry and keeps the vibrator performing at its intended frequency and output.
Part Details
| Part Number | 5100005155 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Spacer |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| IRFU45/230/5 | IRFU45/230/5 | 5000610024 |
| IRFU38/230/5 | IRFU38/230/5 | 5000610025 |
| IRFU38/230/5 CH | IRFU38/230/5 CH | 5000610245 |
| IRFU38/230/5GV | IRFU38/230/5GV | 5000610247 |
| IRFU45/230/5 CH | IRFU45/230/5 CH | 5000610253 |
| IRFU45/230/5GV | IRFU45/230/5GV | 5000610255 |
| IRFU45/120/5 UK | IRFU45/120/5 UK | 5000610097 |
| IRFU38/120/5 UK | IRFU38/120/5 UK | 5000610099 |
| FUflex4/230 | FUflex4/230 | 5100021653 |
| IRFU45/230/10 | IRFU45/230/10 | 5100008834 |
| IRFU38/230/10 | IRFU38/230/10 | 5100008871 |
| IRFU38/120/10 UK | IRFU38/120/10 UK | 5100008934 |
| IRFU45/120/10 UK | IRFU45/120/10 UK | 5100008935 |
| IRFU38/120/15 UK | IRFU38/120/15 UK | 5100040889 |
| IRFU45/120/15 UK | IRFU45/120/15 UK | 5100040890 |
| High frequency internal vibrator with integrated converter IRFU38/120 GV GB | IRFU 38/120 GV GB | 5000610246 |
| High frequency internal vibrator with integrated converter IRFU45/120 GV GB | IRFU 45/120 GV GB | 5000610254 |
| FUflex4/230 CH | FUflex4/230 CH | 5100025401 |
| FUflex4/120, 120 V | FUflex4/120 UK | 5100025402 |
| IEC38/230/10 | IEC38/230/10 | 5100010532 |
| IEC38/230/5 | IEC38/230/5 | 5100010533, 5100047312 |
| IEC 38/230/5 | IEC38/230/5 CH | 5100010534 |
| IEC 38/230/5 r | IEC38/230/5r | 5100010535 |
| IEC45/230/10 | IEC45/230/10 | 5100010540 |
| IEC45/230/5 | IEC45/230/5 | 5100010541, 5100047313 |
| IEC 45/230/5 | IEC45/230/5 CH | 5100010542 |
| IEC 45/230/5 r | IEC45/230/5r | 5100010543 |
| IRflex58/230/5 | IRflex58/230/5 | 5100021651 |
| IRflex38/230/5 | IRflex38/230/5 | 5100025338 |
| IRflex38/230/10 | IRflex38/230/10 | 5100025339 |
| IRflex38/230/5r | IRflex38/230/5r | 5100025360 |
| IRflex38/230/10r | IRflex38/230/10r | 5100025361 |
| IRflex45/230/5 | IRflex45/230/5 | 5100025362 |
| IRflex45/230/10 | IRflex45/230/10 | 5100025363 |
| IRflex45/230/5r | IRflex45/230/5r | 5100025364 |
| IRflex45/230/10r | IRflex45/230/10r | 5100025365 |
| IRflex58/230/10 | IRflex58/230/10 | 5100025366 |
| IRflex58/230/5r | IRflex58/230/5r | 5100025367 |
| IRflex58/230/10r | IRflex58/230/10r | 5100025368 |
| IRflex38/120/5 | IRflex38/120/5 US | 5100025583 |
| IRflex45/120/5 US | IRflex45/120/5 US | 5100025587 |
| IRflex38/120/3 US | IRflex38/120/3 US | 5100034275 |
| IEC45/120/3 US | IEC45/120/3 US | 5100036227 |
| IEC45/120/8 US | IEC45/120/8 US | 5100036228 |
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.
