The Wacker Neuson Valve is a genuine OEM component designed for the G40 and G50 series portable generators. Sourced directly from Wacker Neuson, this part meets the exact specifications used in original production across multiple G40 and G50 configurations, including standard, mobile, and regional variants. Confirmed fitment spans a wide range of G40 and G50 models, making this the correct replacement for operators running these generators across North American, Brazilian, and LATAM markets. Order by part number to ensure you receive the right valve for your machine.
Key Features
- Genuine OEM Construction: — Built to the same tolerances and material spec as the original factory-installed valve, ensuring proper flow control and sealing integrity within the generator system.
- Direct-Fit Replacement: — Matches the original mounting interface and port dimensions for straightforward installation with no re-engineering of the surrounding assembly.
- Broad G40 and G50 Compatibility: — Verified fitment across multiple G40 and G50 generator variants, including standard, mobile, premium, 50Hz LATAM, and Brazil-market configurations.
- Sustained Generator Output: — A properly functioning valve maintains correct fluid or fuel routing within the generator, supporting consistent power output and protecting downstream components from pressure irregularities.
- Fuel System Integrity: — On portable generator applications, valve condition directly affects safe and controlled fuel delivery; using a genuine OEM replacement maintains the designed flow and shut-off characteristics of the original system.
A valve in a portable generator controls the flow of fuel or fluid through a designated circuit, opening or closing to regulate pressure, prevent backflow, or shut off supply when the machine is not in operation. When a valve sticks, leaks, or fails to seat properly, it can cause hard starting, fuel leakage, inconsistent engine performance, or an inability to shut the generator down cleanly. Replacing a worn or damaged valve with a correct OEM part restores proper flow control and keeps the generator operating as intended.
Part Details
| Part Number | 5200021097 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Valve |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| Generator | G40 | 5200015906, 5200016640, 5100029184, 5200015907 |
| Generator | G50 | 5200015909, 5100022009, 5100022008 |
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.
