The Wacker Neuson Plug is a genuine OEM component designed for the HSH350 series hydronic surface heaters. As a factory-sourced part, it is manufactured to the exact specifications required by the HSH350, ensuring a correct, trouble-free installation every time. This plug is compatible with HSH350 units across both 50Hz configurations and standard hydronic surface heater builds. When you need an accurate, dependable replacement, sourcing the genuine Wacker Neuson removes all guesswork from the process.
Key Features
- Genuine OEM Construction — Manufactured to Wacker Neuson's exact material and dimensional tolerances for this sealing and connection application, ensuring no fluid ingress or pressure loss at the plug point.
- Direct Drop-In Replacement — The 5200005230 seats and threads to the same port geometry as the original, so installation requires only standard hand tools with no rework to surrounding components.
- HSH350 Series Fitment — Confirmed compatibility with HSH350 hydronic surface heaters, including 50Hz DG variants, covering the core machine configurations in the HSH product line.
- Maintains Fluid System Integrity — A correctly sealed plug keeps the hydronic circuit pressurized and leak-free, allowing the heater to deliver consistent heat output across the connected surface area.
- Leak Prevention at the Source — A worn, cracked, or missing plug on a hydronic system can result in fluid loss, pressure drop, and uneven heating; replacing it promptly restores full system function.
A plug in a hydronic surface heater serves as a sealing component within the fluid circuit, closing off ports or passages that are not in active use or that require a pressure-tight cap during operation. In a system like the HSH350, where heated fluid is circulated through hoses and manifolds to warm concrete slabs or other surfaces, maintaining a fully sealed circuit is essential — any breach causes pressure loss that degrades heating performance. When a plug fails, cracks, or is lost during service, the system can no longer hold the operating pressure needed for efficient heat transfer, making prompt replacement critical to keeping the heater functioning as intended.
Part Details
| Part Number | 5200005230 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Plug |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| Hydronic Surface Heater | HSH350 | 5000620254, 5200001677 |
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.
