The Wacker Neuson Nipple Fitting is a genuine OEM component designed for the E3000 series hydronic surface heaters and ground heaters. Sourced directly from Wacker Neuson, this fitting matches the original specification for a leak-free, drop-in installation within the fluid circuit. It is confirmed compatible across the full E3000 family, including Hydronic Surface Heater configurations, Ground Heater variants, liftbail models, and units equipped with 3 kW or 6 kW generators.
Key Features
- Genuine OEM Fluid-Circuit Integrity — Manufactured to Wacker Neuson's original thread and sealing specifications, ensuring a pressure-tight connection within the hydronic system with no risk of thread mismatch or seal failure.
- Direct-Install Replacement — Threads directly into the existing port without modification, matching the original fitting geometry for a straightforward swap during service.
- Broad E3000 Series Compatibility — Fits the full E3000 lineup including Hydronic Surface Heater, Ground Heater, liftbail, and generator-equipped variants with 3 kW and 6 kW output configurations.
- Leak-Free Heating Circuit Performance — A correctly seated nipple fitting maintains proper fluid pressure and flow throughout the hydronic loop, keeping heat transfer to the surface consistent and efficient.
- Fuel and Fluid System Safety — As part of the pressurized hydronic circuit, a damaged or cross-threaded fitting can cause fluid loss and heater shutdown; using the correct OEM fitting eliminates this risk.
A nipple fitting is a short threaded connector used to join two sections of pipe or hose within a fluid circuit. In the Wacker Neuson E3000 hydronic heating system, these fittings are critical junction points in the heated-fluid loop that circulates antifreeze solution between the heater unit and the surface or ground being warmed. When a nipple fitting cracks, corrodes, or develops a thread failure, the system loses pressure, coolant escapes, and the heater can no longer maintain the target surface temperature — or may shut down entirely as a safety response. Replacing a failed fitting promptly with the correct OEM part restores circuit integrity and gets the heater back to full output.
Part Details
| Part Number | 5100043967 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Nipple Fitting |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| E3000 Hydronic Surface Heater with generator | E3000 | 5000620219, 5000620679, 5000620158, 5000620678, 5200014677, 5200004952, 5100017807, 5100017809, 5200014678, 5200014679, 5200014720, 5100017806, 5100017808, 5200014721, 5100017810, 5100017811, 5100025046, 5100055568, 5100056441, 5100056440, 5100025045 |
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.
