The Wacker Neuson Fuel Pump is a genuine OEM component designed for the HSH700 and HSH650 hydronic surface heaters. Sourced directly from Wacker Neuson, this OEM part is manufactured to the exact specifications required by these machines — no guesswork on fitment or compatibility. It is a verified direct replacement for the HSH700G and HSH650 series, making it the trusted choice when restoring full heating performance. Keep your hydronic heating system operating at its designed output by using the correct factory part.
Key Features
- Genuine OEM Fuel Delivery Spec — Manufactured to Wacker Neuson's exact flow and pressure specifications for the HSH fuel system, ensuring consistent burner ignition and combustion performance.
- Direct Drop-In Replacement — Matches the original mounting configuration and fuel line connections on HSH700 and HSH650 units for a straightforward swap during service.
- Confirmed HSH Series Fitment — Verified compatibility with the HSH700G and HSH650 hydronic surface heater models.
- Sustained Heat Output — A properly functioning fuel pump delivers the steady, metered fuel supply the burner needs to maintain target heating temperatures across large concrete pours or curing operations.
- Fuel System Safety — Using a genuine OEM pump with correct pressure ratings and seal materials reduces the risk of fuel leaks or irregular combustion in a closed hydronic heating circuit.
The fuel pump is responsible for drawing diesel fuel from the tank and delivering it at a consistent, metered pressure to the burner assembly inside the hydronic surface heater. Without a properly functioning pump, the burner cannot sustain ignition, leading to insufficient heat output or complete heater shutdown — a critical failure during cold-weather concrete curing or ground thawing operations. Over time, internal pump components wear or seals degrade, causing pressure drops, fuel starvation, or leaks that require prompt replacement to restore safe, reliable heater operation.
Part Details
| Part Number | 5000176563 |
|---|---|
| Old Part Number | 0176563 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Fuel Pump |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| HSH700 | HSH700G | 5000620243 |
| HSH650 | HSH650 | 5000620991 |
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.
