The Wacker Neuson Straight Fitting is a genuine OEM component designed for the E1250S and E1250P hydronic surface heaters. Sourced directly from Wacker Neuson, this fitting is an exact match for the original part installed at the factory, ensuring a proper, leak-free connection within the heating circuit. It is confirmed compatible with both the Standard and Premium variants of the E1250 series, covering LP/NG and Diesel fuel configurations. Keep this fitting on hand as a service spare to maintain the heating system's integrity and avoid unplanned downtime on cold-weather concrete curing or frost protection applications.
Key Features
- Genuine OEM Construction — Manufactured to Wacker Neuson's exact material and dimensional specifications, ensuring the correct thread form, sealing surface, and pressure rating for the E1250 hydronic circuit.
- Inline Drop-In Replacement — Matches the original fitting orientation and connection points, allowing direct installation into existing fluid line ports without modification to hoses or fittings.
- Broad E1250 Series Compatibility — Fits E1250S Standard (LP/NG) and E1250P Premium (LP/NG and Diesel) hydronic surface heaters, covering the full E1250 product family.
- Leak-Free Fluid Circuit Performance — A correctly seated straight fitting maintains consistent glycol solution flow through the heating mat circuit; a cracked or stripped fitting can cause fluid loss, pressure drop, and reduced heating output.
- Critical Fluid-System Integrity — In a pressurized hydronic heating system, fitting condition directly affects safe operation; using an OEM-spec part ensures the connection holds under the thermal cycling and operating pressures the E1250 system generates.
The straight fitting is a fluid-line connector that creates a sealed, inline junction between two sections of the hydronic heating circuit in the E1250 series surface heaters. These heaters circulate a heated glycol solution through flexible mats laid over concrete or frozen ground, and every fitting in the loop must maintain a pressure-tight seal to sustain proper flow and consistent surface temperatures. When a fitting cracks, corrodes, or strips at the thread, the circuit loses pressure, glycol solution escapes, and the heater can no longer deliver uniform heat — leading to uneven curing or frost protection failure.
Part Details
| Part Number | 5100015685 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Straight Fitting |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| E1250S | E1250S | 5200012355, 5200012354 |
| E 1250P Hydronic Heater, Premium, Diesel | E1250P | 5200012357, 5200012356 |
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.
