The Wacker Neuson is a genuine OEM Left Rear Door Insulator designed for G25 and G20 series mobile generators. As a direct OEM part, is manufactured to the exact material and dimensional specifications of the original component, ensuring a correct installation fit in the generator enclosure door assembly. This insulator is confirmed compatible across a wide range of G25 configurations, including Standard, Cold Weather, Custom, Extended Run, Battlefield, and 600V Tier 4 variants, as well as select G20 mobile generator models.
Key Features
- OEM-Grade Thermal and Acoustic Material — Manufactured from the same insulating material as the original, delivering the correct thermal resistance and sound-dampening properties for the generator enclosure.
- Left Rear Door Position Specific — Engineered to fit the left rear door panel of G25 and G20 enclosures; installs directly in place of the original without trimming or modification.
- Broad G25 and G20 Coverage — Compatible with Standard, Cold Weather, Custom, Extended Run, Battlefield, and 600V Tier 4i/T4F G25 configurations, plus select G20 mobile generator models.
- Protects Internal Components from Heat and Noise — A worn or missing door insulator allows heat buildup inside the enclosure and increases operational noise levels, both of which can affect equipment longevity and worksite compliance.
- Genuine Wacker Neuson OEM Part — Supplied directly through the authorized Wacker Neuson parts network, verified under part number 5000164227 for accurate ordering.
The left rear door insulator lines the interior of the generator enclosure's rear door panel, serving two primary roles: containing heat generated during operation and reducing airborne noise transmitted through the door. Without a properly seated insulator, heat can escape unevenly within the housing, and ambient noise levels around the machine increase. A damaged or missing insulator can also allow moisture intrusion points at the door interface, making timely replacement important for protecting the generator's internal systems and maintaining acceptable sound output on regulated worksites.
Part Details
| Part Number | 5000164227 |
|---|---|
| Old Part Number | 0164227 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Left Rear Door Insulator |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| Mobile Generator, Custom | G25 | 5000620346, 5000620344, 5000620345, 5000620642, 5000009466, 5000620004, 5000620640, 5000620709, 5000620641, 5000009368, 5200005557, 5200003991, 5000620931, 5200001316, 5200009372, 5200009376, 5200009370, 5200009371, 5200009373, 5200009377, 5200014461, 5200009375, 5200009374, 5200014460, 5200014462, 5000621005, 5100045084, 5100041580, 5100041592, 5000620706, 5100017591, 5100022834, 5100041581, 5100041582, 5100041583, 5100045541, 5100045542, 5100050326, 5100042507, 5100042510, 5100042512, 5100042509, 5100025836, 5100042508 |
| Mobile Generator | G20 | 5200016628, 5200022625 |
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.