The Wacker Neuson 5100021109 Rain Guard is a genuine OEM component designed for the G320 Generator series, covering Standard, Cold Weather, Custom, and Mobile configurations across Tier 4 and Tier 4 Final variants. As a direct factory replacement, it fits the same mounting points as the original, requiring no modification to the enclosure or housing. This part is sourced directly through the Wacker Neuson OEM supply chain, ensuring correct dimensions and material grade for the G320 platform.
Key Features
- Genuine OEM Weather Protection: — Manufactured to original specifications, this rain guard provides the same level of moisture exclusion as the part it replaces — critical for protecting sensitive generator components from water intrusion.
- Drop-In Fitment for G320 Enclosures: — Engineered to align with the existing mounting points on the G320 housing, so installation is straightforward and the fit is flush with the surrounding panels.
- Broad G320 Series Coverage: — Compatible across G320 Standard, Cold Weather, Custom, and Mobile Generator variants, including Tier 4 Final and Transport Canada-certified configurations.
- Protects Internal Components During Operation: — A properly seated rain guard channels water away from vents and openings, preventing corrosion, electrical faults, and moisture-related failures inside the generator enclosure.
- Electrical Safety Relevance: — On a generator, keeping moisture out of ventilation openings is directly tied to safe operation; a damaged or missing rain guard can expose internal electrical components to rain and condensation.
A rain guard is a protective cover or deflector fitted over ventilation openings, exhaust ports, or panel gaps on generator enclosures. Its job is to allow airflow for cooling and combustion while preventing rain, debris, and moisture from entering the unit. When a rain guard is cracked, missing, or improperly seated, water can reach alternator windings, control panels, and fuel system components — leading to corrosion, short circuits, or premature component failure. Replacing a damaged rain guard promptly keeps the generator's internals dry and helps maintain consistent, safe power output in outdoor or exposed jobsite conditions.
Part Details
| Part Number | 5100021109 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Rain Guard |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| G320 Generator, Custom T4 | G320 | 5200010146, 5200010144, 5200010145, 5100045191, 5100045601, 5100045602, 5100049849, 5100049848 |
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.
