Wacker Neuson 5000226120 Spark Arrester

The Wacker Neuson Spark Arrester is a genuine OEM component designed for the GPi3200, GPSi3200, GPi4300, and GPSi4300 portable inverter generator series. As a direct factory replacement, this part is produced to the same specifications as the original, ensuring a correct drop-in fit with no guesswork on compatibility. It is confirmed for use across multiple serial configurations within the GPi and GPSi inverter generator families. When your generator needs a functioning spark arrester to stay operational and code-compliant, the is the right part to reach for.

Key Features

• Genuine OEM Exhaust Filtration Rating — Manufactured by Wacker Neuson to the same mesh specification as the original, ensuring the arrester traps combustion particles at the correct threshold for this engine class.
• Direct Bolt-In Replacement — Engineered to seat and secure in the existing exhaust outlet without modification, matching the original mounting interface on GPi and GPSi series generators.
• Broad GPi and GPSi Series Coverage — Fits GPi3200, GPSi3200, GPi4300, and GPSi4300 inverter generators across multiple production configurations, covering a wide range of units in the field.
• Protects Engine Performance — A properly functioning spark arrester maintains correct exhaust back-pressure and flow; a clogged or damaged unit can cause overheating, power loss, and rough running.
• Fire and Compliance Safety — Spark arresters are required by law in many jurisdictions for combustion equipment operated near dry vegetation or in enclosed environments; using a genuine OEM replacement keeps your unit compliant with applicable regulations.

A spark arrester is a screen or baffle mounted in the exhaust path of a combustion engine that captures and extinguishes hot carbon particles before they exit the exhaust. On portable inverter generators like the GPi and GPSi series, it serves a dual purpose: it prevents burning debris from escaping the exhaust outlet — a critical fire-prevention function when operating on job sites, in rental fleets, or near dry materials — and it helps maintain the designed exhaust flow characteristics the engine relies on for stable power output. When a spark arrester becomes cracked, corroded, or blocked with carbon buildup, it can restrict exhaust flow, cause the engine to run hot, or allow live sparks to escape, creating both a performance problem and a serious safety hazard.

Part Details

Compatibility & Fitment

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.