The Wacker Neuson Door Duct Side Insulator is a genuine OEM component designed for the G230, G240, and G320 series mobile generators. As a direct OEM replacement, this insulator is manufactured to the exact material and dimensional specifications of the original part, ensuring a proper fit within the generator enclosure's ducting system. This part fits an extensive range of G230, G240, and G320 configurations, including Standard, Cold Weather, and Custom variants across Tier 4i, Tier 4 Final, and Transport Canada-compliant builds. When your generator needs this component replaced, sourcing the genuine Wacker Neuson is the straightforward path to restoring correct thermal and airflow management inside the enclosure.
Key Features
- Genuine OEM Thermal Material: — Manufactured to Wacker Neuson's original insulation material spec, maintaining the correct heat resistance and compression properties required for the duct enclosure environment.
- Drop-In Enclosure Fit: — Matches the original mounting profile and panel geometry of the G230, G240, and G320 generator enclosures for a straightforward installation.
- Broad G-Series Fitment: — Compatible with a wide range of G230, G240, and G320 configurations including Standard, Cold Weather, Custom, and Transport Canada-spec builds across Tier 4i and Tier 4 Final emissions levels.
- Maintains Enclosure Airflow Integrity: — Properly seals and channels conditioned airflow through the duct side, preventing heat migration into areas of the enclosure where it can affect sensitive components.
- Verified Part Number: — Part number 5000178138 is confirmed across all supported machine configurations listed in Wacker Neuson's official parts documentation.
The Door Duct Side Insulator is a panel-mounted thermal barrier positioned along the side of the ducting channel inside the generator enclosure. Its role is to contain and direct airflow while preventing heat transfer through the duct walls to surrounding enclosure components. When this insulator degrades, cracks, or is missing, heat can migrate unevenly through the enclosure, potentially affecting temperature-sensitive electrical components and reducing the generator's ability to maintain stable operating temperatures across extended run cycles.
Part Details
| Part Number | 5000178138 |
|---|---|
| Old Part Number | 0178138 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Door Duct Side Insulator |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| G240-GENERATOR, SKID, CUSTOM, DEERE T3 | G240 | 5000620663, 5200001323, 5200006904, 5000620662, 5000620300, 5000620661, 5200003162, 5000620301, 5000620302, 5200025556, 5100025834 |
| G230 Generator, Custom T4i | G230 | 5000620883, 5000620881, 5000620882, 5200007862, 5200010141, 5200010142, 5200010143, 5100015614, 5100045190, 5100045596, 5100045597, 5100049846, 5100049847 |
| G320 Generator, Standard T4i | G320 | 5000620275, 5200008718, 5200010219, 5200010260, 5200010144, 5200010145, 5200010146, 5100045191, 5100045601, 5100045602, 5200008717, 5100018533, 5100049848, 5100049849, 5200010261 |
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.
