The Wacker Neuson Transformer is a genuine OEM component designed for the E 1250S, E 1250P, and E 1250B Hydronic Heater series, as well as the HSH 380S and HSH 380B hydronic surface heaters. Sourced directly from Wacker Neuson, this part meets the exact electrical specifications required by the original equipment. It fits across both the E 1250 heater family and the HSH 380 series, making it the correct choice for technicians servicing LP/NG-fired hydronic heating systems on the jobsite.
Key Features
- Correct Output Specification — Genuine OEM construction ensures the transformer delivers the precise voltage output required by the heater's control circuitry, preventing erratic ignition or control board faults.
- Direct Drop-In Replacement — Engineered to match the original mounting configuration and wiring connections for straightforward installation on compatible Wacker Neuson hydronic heaters.
- Broad Fitment Across the Hydronic Heater Range — Compatible with the E 1250S, E 1250P, and E 1250B LP/NG models, and the HSH 380S and HSH 380B Natural Gas/Propane surface heaters.
- Sustained Heating Performance — A properly functioning transformer keeps ignition sequencing and burner controls operating correctly, maintaining consistent heat output in cold-weather concrete curing and freeze-protection applications.
- Electrical Safety Compliance — Using the correct OEM-rated transformer in a fuel-fired heating system is critical; an undersized or mismatched unit can compromise ignition control reliability and create unsafe operating conditions.
A transformer in a hydronic heater steps down line voltage to the lower control-circuit voltage needed to power the ignition system, burner controls, and safety interlocks. Without a correctly rated transformer, the heater's control board cannot receive stable power, which leads to failed ignition, nuisance lockouts, or uncontrolled burner behavior. Replacing a failed or suspect transformer with the correct OEM part restores stable control power and gets the heating system back to reliable, safe operation.
Part Details
| Part Number | 5100014237 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Transformer |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| E 1250S Hydronic Heater, Standard, LP/NG | E1250S | 5200012354 |
| E 1250P Hydronic Heater, Premium, LP/NG | E1250P | 5200012356 |
| E 1250B Hydronic Heater, Basic, LP/NG | E1250B | 5200007613 |
| HSH 380S-Natural Gas/Propane, w/Generator | HSH380S | 5200012370 |
| HSH 380B-Natural Gas/Propane, w/o Generator | HSH380B | 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.
