The Wacker Neuson Rear Inlet Insulator is a genuine OEM component designed for the G110 and G150 generator series. Sourced directly through Wacker Neuson's authorized parts supply chain, this is the exact part installed at the factory — ensuring a correct, hassle-free fit. It is compatible with the G110 and G150 generators, including Brazil and Premium market variants. When it's time to restore your generator to proper operating condition, using the genuine OEM part is the straightforward choice.
Key Features
- Genuine OEM Heat Isolation: — Manufactured to Wacker Neuson's exact material and dimensional specifications, ensuring the insulator delivers the correct thermal barrier at the rear inlet — no guesswork on material grade or thickness.
- Drop-In Replacement: — Matches the original mounting configuration on G110 and G150 generators, allowing straightforward installation without reworking surrounding components.
- Confirmed Fitment: — Verified for G110 and G150 generator models, including Brazil and Premium variants, so you can order with confidence.
- Protects Fuel System Integrity: — A properly functioning rear inlet insulator isolates heat away from the inlet tract, helping maintain consistent fuel mixture and stable engine operation. A degraded insulator can allow heat soak that disrupts performance and causes hard starting.
- Fuel System Safety: — Correct thermal insulation at the inlet keeps heat-related fuel vaporization in check, supporting safe, controlled fuel delivery under load.
The rear inlet insulator is a heat-shielding component positioned at the rear of the engine's intake inlet. Its job is to block engine heat from transferring into the incoming air-fuel charge, which is critical for maintaining a consistent and stable fuel mixture. When this insulator cracks, warps, or deteriorates, excess heat enters the inlet tract and can cause vapor lock, rough idling, hard starts, or erratic engine behavior — making timely replacement an important part of keeping a generator running dependably.
Part Details
| Part Number | 5100028502 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Rear Inlet Insulator |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| G110 Generator, Brazil, Premium | G110 | 5100022043 |
| G150 | G150 | 5100022044, 5100022045 |
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.
