The Wacker Neuson Switch is a genuine OEM component designed for the E1250 and HSH380 series hydronic surface heaters. As a factory-sourced part, it is built to the exact specifications Wacker Neuson requires for proper electrical function within these heating systems. Compatibility spans multiple configurations across the E1250S, E1250B, and E1250P models, as well as HSH380S and HSH380B units running on diesel, natural gas, or propane. Sourcing the correct OEM switch ensures the heater's control circuit operates as intended, protecting both the equipment and the job at hand.
Key Features
- Correct Electrical Spec: — Manufactured to OEM electrical tolerances, ensuring the switch opens and closes the control circuit at the correct load and signal thresholds for E1250 and HSH380 heaters.
- Drop-In Replacement: — Matches the original mounting configuration and wiring connections, so the switch seats and connects exactly as the factory unit did.
- Broad Series Coverage: — Fits E1250S, E1250B, and E1250P models across Standard, Basic, and Premium configurations, plus HSH380S and HSH380B units in diesel and LP/NG variants.
- Fuel-Type Versatility: — Verified across heater units configured for diesel, natural gas, and propane, covering the full range of fuel options in the E1250 and HSH380 lineups.
- Electrical Safety Assurance: — A correctly functioning switch is critical for safe heater operation; a failed or out-of-spec switch can prevent the unit from starting, cause unintended shutdowns, or bypass safety interlocks in the control circuit.
- Genuine OEM Part: — Sourced directly from Wacker Neuson, part number 5200012465 carries the same part validation as the component installed at the factory.
The switch in a hydronic surface heater controls an electrical circuit within the unit's operating or safety system — signaling the heater to start, stop, or respond to a specific operating condition. When the switch functions correctly, the heater responds reliably to operator commands and built-in safety inputs. A worn or failed switch can result in a unit that won't ignite, won't shut off on command, or bypasses a critical interlock — any of which can disrupt heating operations or create an unsafe condition on the worksite.
Part Details
| Part Number | 5200012465 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Switch |
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.
