The Wacker Neuson Control Board Assembly is a genuine OEM component designed for the E1250 and HSH380 series Hydronic Heaters, including Standard, Basic, Premium, and diesel-powered configurations. As a direct OEM replacement, this board is sourced from Wacker Neuson and built to the exact electrical specifications required for proper heater operation across the full range of compatible units. Confirmed fitment covers the E1250S, E1250B, E1250P, HSH380S, and HSH380B model lines in both LP/NG and diesel variants. When your control board fails, restoring it with the correct OEM part ensures the heater responds accurately to temperature inputs, fuel delivery commands, and safety shutoff signals.
Key Features
- Correct Output Specification — Genuine OEM board matched to the precise voltage and signal requirements of the E1250 and HSH380 Hydronic Heater control circuits.
- Plug-and-Play Connector Match — Designed to connect directly to the existing wiring harness with no splicing or adapter work required on compatible heater models.
- Broad Model Coverage — Fits the E1250S, E1250B, and E1250P series alongside the HSH380S and HSH380B in LP/NG, natural gas, and diesel configurations.
- Restores Full Heater Control — A functioning control board governs ignition sequencing, burner modulation, and safety shutoff; a failed board can cause the unit to lock out, run erratically, or fail to ignite entirely.
- Electrical Safety Compliance — OEM-sourced control boards meet the original design tolerances for overcurrent and thermal protection, critical on fuel-burning heating equipment used in enclosed or temporary structures.
The control board assembly is the brain of a hydronic heater, managing every stage of the heating cycle from startup sequencing and burner ignition through temperature regulation and fault-triggered shutoff. It interprets signals from sensors and thermostats and sends commands to fuel delivery and ignition components to keep heat output consistent and safe. When the control board degrades or fails, the heater may refuse to start, cycle erratically, or shut down unexpectedly — leaving workers and equipment without heat in conditions where reliable warmth is essential.
Part Details
| Part Number | 5100067738 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Control Board Assembly |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| E1250S | E1250S | 5200012355, 5200012354 |
| E12540B | E1250B | 5200012353, 5200007613 |
| HSH380s | HSH 380S | 5100054643 |
| E 1250P Hydronic Heater, Premium, Diesel | E1250P | 5200012357, 5200012356 |
| HSH380S-Diesel, with Generator | HSH380S | 5200012371, 5200012370 |
| 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.
