The Wacker Neuson Oil Seal is a genuine OEM component designed for the E1250S, E1250P, E3000, E2200, and HSH380 series hydronic surface heaters and ground heaters. Sourced directly through the Wacker Neuson parts network, this oil seal meets the exact material and dimensional specifications of the original part. It is confirmed to fit across multiple E-series and HSH-series configurations — including LP/NG, Diesel, and generator-equipped variants. When an oil seal fails, fluid leaks and contamination follow quickly, so replacing it with the correct OEM part keeps your heater running at full capacity through demanding cold-weather operations.
Key Features
- OEM-Grade Sealing Material — Manufactured to the original compound and compression specification, ensuring the seal seats correctly and holds pressure under the thermal cycling demands of hydronic heating systems.
- Direct Drop-In Replacement — Engineered to the same dimensional profile as the original, so it installs into the existing seal bore without rework or adaptation.
- Broad Series Compatibility — Fits E1250S, E1250P, E3000, E2200, and HSH380 hydronic surface heater and ground heater models, including LP/NG, Diesel, and generator-equipped configurations.
- Prevents Fluid Loss and Contamination — A correctly functioning oil seal keeps internal fluids contained and external debris out, protecting pump and motor components from premature wear.
- Fluid System Integrity — In heating and fluid-circulation equipment, a compromised seal can introduce air into the system or allow fluid to reach electrical components — using the correct OEM seal maintains the integrity of the closed loop.
An oil seal creates a barrier between rotating or reciprocating shaft surfaces and the surrounding housing, preventing lubricating or hydraulic fluid from escaping while keeping contaminants from entering. In a hydronic surface heater or ground heater, this seal is part of the fluid circulation system that moves heated liquid through hoses and heating blankets to thaw frozen ground or cure concrete in cold weather. When the seal degrades or fails, fluid leaks reduce system pressure and efficiency, and contamination can damage internal components — making timely replacement critical to keeping the heater operational on the jobsite.
Part Details
| Part Number | 5100024274 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Oil Seal |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| E1250S | E1250S | 5200012355, 5200012354 |
| E3000 Ground Heater, 3kW Gen, TC | E3000 | 5100017807, 5100017809, 5100017806, 5100017808, 5100017810, 5100017811, 5100025046, 5100017801 |
| HSH380s | HSH 380S | 5100054643 |
| E 1250P Hydronic Heater, Premium, Diesel | E1250P | 5200012357, 5200012356 |
| HSH380S-Diesel, with Generator | HSH380S | 5200012371, 5200012370 |
| HSH380B-Diesel, without generator | HSH380B | 5200012359 |
| E2200 GROUND HEATER, 3kW GENERATOR | E2200 | 5100017448, 5100017449 |
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.
