The Wacker Neuson Coupling is a genuine OEM component designed for the E1250B and HSH380B series hydronic surface heaters. As a factory-sourced part, it carries the same specifications and materials as the original, ensuring a direct, hassle-free installation. This Coupling fits multiple E1250B and HSH380B configurations, including LP/NG and Diesel variants, making it a reliable choice for field technicians and service professionals maintaining these units.
Key Features
- Genuine OEM Construction — Manufactured to Wacker Neuson's original material and dimensional specifications, delivering the same mechanical integrity expected from a new machine.
- Direct Drop-In Replacement — Engineered to mate with existing connection points on the E1250B and HSH380B, requiring no modification to adjoining fittings or hose assemblies.
- Broad Fitment Coverage — Compatible across E1250B (LP/NG) and HSH380B (Diesel and Natural Gas/Propane) hydronic surface heater configurations.
- Maintains Fluid Circuit Integrity — A properly functioning coupling holds secure pressure across the hydronic loop; a worn or cracked coupling risks fluid leaks that can starve the heating circuit and compromise surface cure performance.
- Verified Part Number — Cross-referenced to Wacker Neuson part 5200019761 for accurate sourcing and inventory control.
A coupling in a hydronic surface heater connects sections of the fluid circuit, allowing heated liquid to flow continuously through the system's hose and distribution network. It provides a secure, leak-resistant junction between components and must withstand the thermal cycling and pressure fluctuations that occur during normal heating operations. When a coupling degrades — through cracking, corrosion, or a failed seal surface — it can cause fluid loss, reduced heat output, or uneven surface temperatures, all of which directly affect concrete curing quality and project timelines.
Part Details
| Part Number | 5200019761 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Coupling |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| E12540B | E1250B | 5200012353, 5200007613 |
| 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.
