The Wacker Neuson Gasket is a genuine OEM component designed for the E1250 and HSH 380 series hydronic surface heaters. Sourced directly from Wacker Neuson, this gasket meets the original engineering specifications for a leak-free, reliable seal across the full range of compatible units. It fits multiple configurations within the E1250 and HSH 380 families, including Standard, Basic, and Premium variants running on diesel, natural gas, or propane. Whether you're servicing an E1250S, E1250B, E1250P, HSH 380S, or HSH 380B, part number is the correct OEM replacement to restore your heater to proper operating condition.
Key Features
- OEM Sealing Integrity — Manufactured to Wacker Neuson's original compression and material specifications, ensuring a proper fluid-tight seal at the gasket joint — critical in hydronic heating systems where pressure and temperature cycling are constant.
- Drop-In Fitment Across Multiple Configurations — Fits directly into E1250 and HSH 380 series heaters without modification, matching the original mating surfaces and bolt patterns exactly.
- Broad Series Compatibility — Confirmed fitment across E1250S, E1250B, E1250P, HSH 380S, and HSH 380B models in diesel, LP, and natural gas variants — both with and without integrated generators.
- Prevents Fluid Loss and Heat Inefficiency — A worn or failed gasket can cause coolant or fluid leakage, pressure drop, and loss of heating output. Replacing with the correct OEM gasket restores system integrity and consistent heat transfer.
- Fuel System and Fluid Circuit Safety — In hydronic heaters, a compromised gasket seal can lead to fluid leaks near heat sources. Using the correct OEM part ensures the seal performs to the rated pressure and temperature range of the system.
A gasket in a hydronic surface heater creates a sealed joint between mating components in the fluid circuit, preventing coolant or fuel fluid from escaping under pressure and heat. In hydronic heating systems like the E1250 and HSH 380, where heated fluid is continuously circulated to warm concrete forms, curing blankets, or ground surfaces, even a minor leak at a gasket joint can reduce system pressure, compromise heating efficiency, and cause unplanned shutdowns. When a gasket degrades — typically from heat cycling, age, or improper installation — it loses its ability to maintain a proper seal and must be replaced promptly to keep the system operating safely and effectively.
Part Details
| Part Number | 5200010908 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Gasket |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| E1250S | E1250S | 5200012355, 5200012354 |
| E12540B | E1250B | 5200012353, 5200007613 |
| 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, 5200007614 |
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.
