The Wacker Neuson Coupling is a genuine OEM component designed for the E-series hydronic surface heater and ground heater lineup, including the E1100, E1250, E2200, and E3000 ES. As a factory-sourced part, the meets the exact material and dimensional specifications set during original assembly, ensuring a correct, consistent connection within the fluid circuit. This coupling fits across a wide range of E-series configurations — including ground heater, hydronic surface heater, and generator-equipped variants — making it a versatile stock item for service fleets running multiple Wacker Neuson heating units.
Key Features
- Genuine OEM Construction — Manufactured to Wacker Neuson's original dimensional and material spec, ensuring the coupling seats and seals correctly within the fluid circuit without leakage or fitment gaps.
- Direct-Fit Replacement — Installs into the same position as the original, with matching connection points for the E-series heating system plumbing — no reworking of lines or fittings needed.
- Broad E-Series Compatibility — Verified fitment across E1100, E1250, E2200, and E3000 ES variants, covering ground heater, hydronic surface heater, and generator-equipped configurations.
- Fluid Circuit Integrity — A correctly seated coupling maintains closed-loop glycol flow throughout the heating system; a worn or cracked coupling risks fluid loss, pressure drop, and uneven heat distribution across the surface blankets.
- Fluid System Safety — On hydronic heating equipment, a failed coupling can result in hot glycol leaks and system pressure loss. Using the correct OEM part maintains the integrity of the pressurized loop and helps prevent hazardous fluid exposure on the worksite.
The coupling is a connecting component within the hydronic heating system's closed-loop fluid circuit. It joins sections of hose or hard plumbing to allow heated glycol to circulate continuously from the heater unit through surface blankets or ground thaw equipment and back. When this part cracks, corrodes, or loosens, it disrupts fluid pressure and flow, which reduces heating efficiency and can cause the system to lose glycol — leading to incomplete ground thaw or surface curing and potential equipment damage from running the pump dry.
Part Details
| Part Number | 5000169119 |
|---|---|
| Old Part Number | 0169119 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Coupling |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| E2200 GROUND HEATER, W/ LIFT BAIL | E2200 | 5000620215, 5000620176, 5000620216, 5000620226, 5100017448, 5100017449 |
| E1250S | E1250S | 5200012355 |
| E1100 GROUND HEATER | E1100 | 5000620172, 5000620244, 5200001676 |
| E3000 ES Hydronic Surface Heater | E3000ES | 5000620968, 5000620967 |
| E12540B | E1250B | 5200012353 |
| E 1250P Hydronic Heater, Premium, Diesel | E1250P | 5200012357 |
| E3000 ES Ground Heater, 3kW Gen | E3000 | 5100017801 |
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.
