The Wacker Neuson is a genuine OEM Plug Connector designed for the E1250 and HSH380 series hydronic surface heaters. As a direct factory replacement, this connector maintains the original electrical interface and ensures a secure, properly rated connection within the heater's control and power circuit. It is confirmed for use across multiple configurations in the E1250S, E1250B, and E1250P series, as well as HSH380S and HSH380B models in both LP/NG and diesel variants. Sourcing the correct OEM part by number — — is the surest way to maintain system integrity and avoid mismatched connector fitment in these heaters.
Key Features
- Genuine OEM Electrical Rating — Factory-spec connector with the correct pin configuration, housing grade, and current-carrying capacity for the E1250 and HSH380 heater circuits.
- Drop-In Connector Replacement — Mates directly to the existing harness receptacle with no splicing or re-pinning required, restoring the original electrical connection point.
- Broad HSH and E1250 Series Coverage — Fits E1250S, E1250B, and E1250P models alongside HSH380S and HSH380B units across LP/NG, diesel, and generator-equipped configurations.
- Protects Heater Control System Integrity — A damaged or failed plug connector can interrupt power delivery or sensor signals, causing heater faults, erratic cycling, or complete shutdown — this replacement restores normal operation.
- Fuel and Configuration Versatile — Covers standard, premium, basic, and generator-equipped variants, making it a practical stock item for fleets running mixed HSH and E1250 equipment.
A plug connector serves as the hardwired or quick-disconnect interface between two sections of an electrical circuit — in this case within the control, power, or sensor wiring of a hydronic surface heater. It allows current or signal to pass reliably between harness segments while permitting controlled disassembly for servicing. When a plug connector cracks, corrodes, or loses its locking retention, the circuit can open intermittently or completely, leading to heater faults, loss of temperature control, or failure to ignite. Replacing a worn connector with the correct OEM part restores a clean, rated electrical junction and prevents cascading issues in the heater's control logic.
Part Details
| Part Number | 5200017736 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Plug Connector |
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.
