The Wacker Neuson is a genuine OEM Wiring Harness designed for the E1250S, E1250P, E3000, E2200, and HSH380 series hydronic surface heaters and ground heaters. As a factory-sourced component, it is manufactured to the exact electrical specifications required by these machines, ensuring proper signal routing and power delivery across all connected systems. This harness fits a broad range of configurations within these families, including LP/NG, Diesel, standard, and premium variants, as well as generator-equipped and non-generator models. If you are troubleshooting an electrical fault or completing a scheduled service, confirming part number against your machine's serial number is the best way to ensure a correct match.
Key Features
- Correct Conductor Layout and Connector Spec — Manufactured to OEM electrical specifications, with correctly gauged conductors and factory-matched connectors for each circuit in the heater system.
- Drop-In Replacement — Engineered to route and terminate identically to the original harness, so connectors seat fully without adaptation or splicing.
- Broad Fitment Across Heater Families — Compatible with E1250S, E1250P, E2200, E3000, and HSH380 series machines across LP/NG, Diesel, standard, premium, and generator-equipped configurations.
- Restores Full Electrical Integrity — A damaged or degraded harness can cause intermittent faults, sensor dropouts, or complete heater shutdown; replacing it with the correct OEM unit restores consistent, fault-free operation.
- Fuel System and Ignition Circuit Safety — The harness carries control signals for fuel delivery and ignition components; using the correct OEM harness ensures these circuits operate within designed parameters and do not introduce unintended voltage or resistance into safety-critical paths.
The wiring harness is the central electrical backbone of the heater, bundling and routing all power and signal conductors that connect the control board, sensors, fuel system, and ignition components into a single, organized assembly. When the harness is intact and correctly routed, every electrical system in the machine receives clean, uninterrupted signals, allowing the heater to start reliably, regulate temperature accurately, and shut down safely when required. Damaged insulation, corroded terminals, or broken conductors within the harness are a common cause of hard-to-diagnose faults — including erratic temperature control, failed ignition sequences, and fault codes — making it one of the first components to inspect during electrical troubleshooting.
Part Details
| Part Number | 5100015698 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Wiring Harness |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| E1250S | E1250S | 5200012355, 5200012354 |
| E3000 Ground Heater, 3kW Gen, TC | E3000 | 5100017807, 5100017809, 5100017806, 5100017808, 5100017810, 5100017811, 5100017801 |
| E 1250P Hydronic Heater, Premium, Diesel | E1250P | 5200012357, 5200012356 |
| HSH 380S-Natural Gas/Propane, w/Generator | HSH380S | 5200012370, 5200012371 |
| HSH380B-Diesel, without generator | HSH380B | 5200012359 |
| E2200 GROUND HEATER, 3kW GENERATOR | E2200 | 5100017448, 5100017449 |
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.
