The Wacker Neuson Seal-Door, Small/Medium Generators is a genuine OEM component designed for the G25, G50, and G70 series mobile and skid-mounted generators. Sourced directly from Wacker Neuson, this seal is manufactured to the exact material and dimensional specifications of the original part. It covers an extensive range of configurations across the G25, G50, and G70 families — including Standard, Cold Weather, Custom, Extended Run, and switchable 600V variants across Tier 3, T4i, and T4 Final emission tiers. When your existing door seal shows cracking, compression loss, or weather damage, the is the correct direct replacement to restore the enclosure's integrity.
Key Features
- OEM Material Integrity — Manufactured to Wacker Neuson's original compression and material grade specifications, ensuring the seal conforms and performs exactly as the factory-installed unit.
- Drop-In Enclosure Fit — Profiles and mounting dimensions match the original door frame channel on G25, G50, and G70 generator enclosures, allowing straightforward installation without rework.
- Broad G-Series Compatibility — Fits a wide range of G25, G50, and G70 configurations including Standard, Cold Weather, Custom, Extended Run, and 600V switchable variants across Tier 3, T4i, and Tier 4 Final models.
- Enclosure Protection — A properly seated door seal keeps moisture, dust, and debris out of the generator enclosure, protecting internal electrical components and engine systems from premature wear and corrosion.
- Weather and UV Resistance — Built to maintain compression and flexibility across outdoor temperature ranges, including Cold Weather-rated machine configurations where seal performance is especially critical.
A door seal on a portable or skid-mounted generator enclosure forms the weatherproof barrier between the generator's internal components and the outside environment. It compresses against the door frame when the access panel is closed, preventing rain, dust, and debris from entering the enclosure and reaching sensitive electrical and engine parts. When a door seal deteriorates — through cracking, flattening, or tearing — moisture and contaminants can infiltrate the enclosure, accelerating corrosion and increasing the risk of electrical faults. Replacing a worn seal promptly with the correct OEM part helps maintain the environmental protection the enclosure was designed to provide.
Part Details
| Part Number | 5000159440 |
|---|---|
| Old Part Number | 0159440 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Seal-Door, Small/Medium Generators |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| G25 Generator, Custom T4i | G25 | 5000620642, 5000620640, 5000620709, 5000620641, 5200005557, 5200003991, 5000620931, 5200001316, 5200009372, 5200009376, 5200009370, 5200009371, 5200009373, 5200009377, 5200014461, 5200009375, 5200009374, 5200014460, 5200014462, 5000621005, 5100041584, 5200022587, 5100045084, 5100041580, 5100041592, 5100017591, 5100022834, 5100041581, 5100041582, 5100041583, 5100045541, 5100045542, 5100050326, 5100042507, 5100042510, 5100042512, 5100042509, 5100025836, 5100042508 |
| G70-GENERATOR, SKID, CUSTOM, DEERE T3 | G70 | 5000620648, 5000620647, 5000620711, 5000620646, 5200001318, 5200003220, 5200006879, 5200003975, 5200003973, 5200003974, 5200014464, 5200004151, 5200014463, 5200014465, 5200008344, 5200008342, 5200008343, 5200008339, 5200008341, 5200008719, 5200008340, 5100025262, 5100025814, 5100025838 |
| G50-GENERATOR, SKID BASE, CUSTOM T4i | G50 | 5200001062, 5200001063, 5200006878, 5200001317, 5200001060, 5200001061, 5200014322, 5200014319, 5200014320, 5200014323, 5200017829, 5200022589, 5100042434, 5200017830, 5100042430, 5100042435, 5000620710, 5100045494, 5000620964, 5000620965, 5000620966, 5100042431, 5100042433, 5100045085, 5100045493, 5100042432, 5100025812, 5100026954, 5100029210, 5100026955, 5100026956 |
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.
Wacker Neuson