The Wacker Neuson Engine Block Heater is a genuine OEM component designed for the HSH 380S and HSH 380B hydronic surface heater series. Sourced directly from Wacker Neuson, this part meets the exact specifications of the original component installed at the factory. Compatible across multiple HSH 380 configurations — including Natural Gas/Propane with Generator, Diesel with Generator, and Diesel without Generator variants — this block heater is a direct replacement for worn or failed units in the field. Having the correct part on hand keeps your HSH 380 series machine operating through demanding cold-weather concrete curing and ground-thawing applications.
Key Features
- Genuine OEM Heating Element Integrity — Engineered to the exact wattage and thermal output spec of the original, ensuring consistent engine warm-up performance in cold-weather hydronic heating operations.
- Direct Drop-In Replacement — Matches the original mounting configuration and electrical connections on HSH 380 series machines for a straightforward swap during scheduled service or emergency repair.
- Broad HSH 380 Series Coverage — Fits the HSH 380S Natural Gas/Propane with Generator, HSH 380S Diesel with Generator, and HSH 380B Diesel without Generator configurations under a single part number.
- Protects Engine Starting in Cold Conditions — A functioning block heater pre-warms the engine block fluid, reducing cold-start strain on the engine and supporting rapid heat output from the hydronic system when conditions demand it most.
- Electrical Safety Compliance — As a genuine OEM electrical heating component, this part meets the original insulation and load specifications, reducing the risk of electrical faults in a fuel-adjacent heating system.
An engine block heater warms the coolant and engine block before startup, allowing the engine to reach operating temperature faster and more efficiently — particularly critical in the sub-freezing conditions where hydronic surface heaters like the HSH 380 series are routinely deployed. In a hydronic heating machine, rapid engine warm-up directly translates to faster heat delivery to the blankets or ground-thaw mats connected to the system. When a block heater fails, cold starts become harder on the engine and heat output from the system may be delayed, impacting concrete curing schedules or freeze-protection timelines on the jobsite.
Part Details
| Part Number | 5100015666 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Engine Block Heater |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| HSH 380S-Natural Gas/Propane, w/Generator | HSH380S | 5200012370, 5200012371 |
| HSH380B-Diesel, without generator | HSH380B | 5200012359 |
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.
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