The Wacker Neuson Pump/Motor Complete is a genuine OEM assembly designed for the BP45 Pureheat Booster Pump and the Pureheat Hydronic Heater series, including oil burner, gas burner, and diesel-fired configurations. As a direct OEM replacement, part is manufactured to the same specifications as the original unit, ensuring the hydronic heating circuit performs exactly as intended. This combined pump and motor assembly is confirmed to fit BP45 and Pureheat models — verify your model number before ordering to ensure a correct match.
Key Features
- Genuine OEM Fluid-Handling Integrity — Manufactured to Wacker Neuson's original flow and pressure specifications, so the hydronic loop maintains consistent heat transfer output across the full operating cycle.
- Combined Pump and Motor Assembly — Supplied as a complete unit, so the motor and pump head are pre-matched and ready to install as a direct swap into the existing mounting position.
- Broad Pureheat Series Coverage — Fits the BP45 Pureheat Booster Pump and multiple Pureheat Hydronic Heater variants, including oil burner, gas burner, and diesel-fired models.
- Restores Full Heating Capacity — A worn or failing pump/motor assembly causes reduced fluid circulation, uneven heat distribution, and potential overheating of the heat exchanger; replacing it with 5000168532 restores rated output.
- Fuel-System Critical Component — In oil and diesel burner configurations, correct pump operation is essential for maintaining safe fuel pressure to the burner head; use only a verified OEM replacement in these applications.
The pump/motor assembly is the heart of a hydronic heating system — it circulates heated fluid through the distribution loop to deliver consistent, controlled warmth across the connected zone. The motor drives the pump head to maintain the fluid flow rate the system was engineered around; if flow drops due to motor wear, bearing failure, or impeller damage, heat output falls off and the heat exchanger can run hot, shortening its service life. In fuel-fired Pureheat units, the pump also plays a role in delivering fuel at the correct pressure to the burner, making prompt replacement with a matched OEM part critical to both performance and safe operation.
Part Details
| Part Number | 5000168532 |
|---|---|
| Old Part Number | 0168532 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Pump/Motor Complete |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| BP45 Pureheat Booster Pump, 1.5hp | BP45 | 5000620433 |
| Pureheat Hydronic Heater, Oil Burner | Pureheat | 5000620245, 5000620246, 5000620190, 5000620220 |
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.
