The Wacker Neuson Prefilter is a genuine OEM component designed for the G40, G50, G60, G70, and G95 series portable generators. As a direct OEM replacement, this prefilter is manufactured to the same specification as the original part, ensuring a correct, hassle-free installation every time. It is confirmed compatible across a wide range of G-series generator configurations, including mobile and stationary variants sold in North America, Brazil, and Latin America markets. Keeping this prefilter in good condition is one of the simplest ways to protect your generator's engine and maintain consistent power output on the job.
Key Features
- Genuine OEM Filtration Media — Manufactured to Wacker Neuson's original specification, delivering the correct pore density and particle-capture rating required for G-series generator air intake systems.
- Drop-In Replacement — Designed to seat and seal exactly like the original, with no trimming, adapting, or extra hardware needed for installation.
- Broad G-Series Compatibility — Fits G40, G50, G60, G70, and G95 portable generator models, covering both standard and mobile configurations across multiple market variants.
- Engine Protection at the First Stage — Catches coarse dust, debris, and particulates before they reach the main air filter element, extending the service life of downstream filtration components and protecting internal engine surfaces.
- Consistent Power Output — A clean, unrestricted prefilter supports proper air-fuel mixture and combustion efficiency; a clogged or degraded prefilter can cause the engine to run rich, lose power, or surge under load.
A prefilter sits at the outermost stage of a generator's air intake system, acting as the first line of defense against airborne contaminants. It captures larger particles — dust, grass clippings, and debris — before they can reach the main air filter element or enter the engine. When the prefilter becomes saturated or torn, contaminated air bypasses this barrier, accelerating wear on the main filter and increasing the risk of abrasive particles reaching the engine's combustion chamber. Regular inspection and timely replacement of the prefilter is a low-cost maintenance step that directly supports long engine life and stable generator performance.
Part Details
| Part Number | 5200021262 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Prefilter |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| Mobile Generator | G60 | 5200015951, 5200016641, 5100029185 |
| G70 | G70 | 5200015952, 5100022041, 5100022040 |
| Generator | G40 | 5200015906, 5200015907, 5200016640, 5100029184 |
| Generator | G50 | 5200015909 |
| Mobile Generator | G95 | 5200016642 |
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.
