The Wacker Neuson Seal Kit is a genuine OEM component designed for the TH627 hydronic surface heater. Sourced directly from Wacker Neuson, this kit meets the exact material and dimensional specifications of the original seals used in production. If your TH627 is showing signs of fluid weeping, pressure loss, or visible seal deterioration, the is the correct factory-specified replacement to restore it to proper operating condition.
Key Features
- OEM-Grade Seal Materials — Each seal in this kit is manufactured to the same compound and compression specification as the originals, ensuring a proper fluid-tight interface under thermal cycling and operating pressure.
- Complete Kit Coverage — Includes all seals needed for the service interval, so you can complete the job without sourcing individual components separately.
- Direct-Fit for the TH627 — Engineered specifically for the TH627 hydronic surface heater; seals drop into existing ports and grooves without rework or modification.
- Restores System Integrity — Worn or cracked seals allow fluid to bypass or leak, compromising heating output and risking damage to surrounding components. Fresh seals bring pressure and flow back to spec.
- Genuine Wacker Neuson OEM Part — Backed by Wacker Neuson's parts program, giving you confidence that part number 1000255563 is the correct, authorized replacement for your machine.
A seal kit contains all the elastomeric seals required to re-seal fluid-carrying connections, valves, or pump assemblies within the heating circuit. In a hydronic surface heater like the TH627, these seals maintain pressure boundaries between components, preventing fluid loss and keeping heat transfer efficient. When seals age or degrade — typically due to heat exposure, fluid chemistry, or mechanical wear — they lose their ability to hold pressure, leading to leaks, reduced heating performance, and potential damage to connected components. Replacing them as a complete kit ensures every seal in the circuit is renewed at the same time, which is standard practice during any fluid system service.
Part Details
| Part Number | 1000255563 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Seal Kit |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| SPARE PARTS LIST 418-02 / TH627 | TH627 (418-02) | 1000362623 |
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.
